Text

Second Quarter,1998 Sampling Results of Groundwater Monitoring Program at Shallow Land Disposal Area. with
	ML20196F147
Person / Time
Site:	07003085
Issue date:	06/30/1998
From:	Rosenthal P; External (Affiliation Not Assigned)
To:	Dennise Orlando; NRC OFFICE OF NUCLEAR MATERIAL SAFETY & SAFEGUARDS (NMSS)
References
	NUDOCS 9812040209
	Download: ML20196F147 (15)
	v • d • e

-.

g B&W Scrvicos Inc.

e McDermott company R. D.1, Box 355 Vandergrift, PA 15690 (724)845 2808 Fax: (724) 842-1478 981103-2 November 3,1998 Mr. Domir.ck A. Orlando, Project Manager Low Leve'. Waste and Decommissioning Projects Branch MS T8F-37 Division of Waste Management Office of Nuclear Material Safety and Safeguards U.S. Nuclear Regulatory Commission Washington, D.C. 20555 SNM-2001 Docket No. 70-3085

Subject:

Parks Shallow Land Disposal Area (SLDA) Second Quarter Monitoring Well Results

Dear Mr. Orlando:

This letter fonvards the 2"d Quarter,1998 sampling results of the Groundwater Monitoring Program at the Shallow Land Disposal Area (SLDA).

The enclosed table is an updated summary of sampling results for all quarterly sampling events completed to date. Also enclosed, please find a map showing the locations of each sampling point.

Please contact me ifyou have any questions or need additional information.

Sincerely,

)Y.

//

n g Philip R. Rosenthal

//

Senior Project Manager cc:

T.J. Jackson, USNRC Region 1 J.J. Matviya, Pa DEP

/(/b /[>

K.B. Schoen - ARCO

/

uins3*dajb[

.9

,,o

,q l

i

t Gross Alpha / Gross Beta Data Results I

Parks SLDA

[

Aprit.1991 July,1991 October.1991 December,1991 March 1992 June.1992 September,1992 December.1992 February,1993 May,1993 LOCATION 7YPE SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG 8

[

pCuliter pCuliter pCUHter pCUHter pCUHter pCUllter pCUHter pCUtiter pCuHter pCUHter n#M4W O c JORY.

- Sm y

_ SM -,

4MED A1)_

< 1.841

<2r S.72 SS.1, 2 MPHA ORY &

4 a

e BETA 4.40 9.96 5.4 5.43 7.12 1.78 6.492

'23 2

' N.y ivM/eM%M*7 4H "..W r W.'

GRr ;

!s 7 0M 5 -

DRY SS=2s A s-M

~42 i

BETA 3.39 10.95 4.3 3.16 2.77 e

i

-4,19 g ggg)+ ' O.13 g&O GA3)

- DRY e g ar Wy*f@pt 7 u wW~-

i- - < DRY;r SS4 gg @

0.29 -

23 3.

Wc

~

BETA

<3 14.48

<1 0.48 (LLD O.87) 1.76 l

-r 41 ej,. ;

t

<1.34 4A1 SLD1.23:

GA3 SAD SA2) 1.33 (LLD 1 A8) 994MmM%st m ^

984: 4 ; 6 2.57

- 4A7 - -

c <1 r BETA 1.60 9.21 2.55

<1 1.27 1.84 1.73 1.42 1.59 8.496

.1A78Apam; 4m g&D 1.pe) 1.37 f SS4.-gfAWjl4

.*2s

- 4AS SAS & l + %hWehM8 1 s.

r t.

" ~ 1.N e e

~s BETA 2.18 5.16 3.82 1.14 1.94 1.4 1.61 2.93 (LLD 3.96)

-1.28 (LLD 2.18) 4.22 ES-1_g.a MPHA

-1.14 2.88 f

~. DRY.

m DlW-WlbWW-L INtY '-

- : DRY:-

- em &LDSA7):

_ : 8.95

' DRY BETA 4.40 9.29 3.12 2.23 5.02 7.# -

DRYO "

TIM TDMSSW 1

- 1Ntf" DRY ^

' O.35 (LLD 9.63

' ' OA4 7 u 0.58 (LLD 0.77) 7 S.2&h[ ALPHA

<2 BETA 0.40 3 69 2.78 1.94 2.14 3.532 Nc1 :

, <1.es o

-1.05 (LLD 2.36)

-4.00 (LLD 3.72) 1.00 (LLD 2.01) p 494 '

e + *1 5 INU 1 &

ALPMA

<2'

<1:

<1 r-e 4

4

[

BETA

<3 4.44 7.72

<1 1.62 4.81 1.81 1.26 (LLD 2.21) 5.31 6.16 W.2 ALPHA

<2-

- 12.75 -

- <1 - -

c.1 A y i~.jRA1 m

- - <1 e 0.13

1eAs giD 7.57)

-1 A0 (LLD 2.94). 2.51 (LLD 7.31)

{

BETA 4.20 11.18 5.75 6.46 8.12 8.02 3.52 0.56 (LLD 7.90)

-2.08 (LLD 4.22) 21.27

{

41:

0.# -

4.32 (LLD OAS) 0.30 (LLD O.82) 0.39 (LLD 2.75)

W-2A m ALPHA 4.05 1.79

~ <1

-P et W "

"C 41 '

BETA 6.78 6.45 4.44 3.11 2.06

<1 4.4 2.56 2.2 8.646 I

- - 21.12 DRY -

l

.MES u a..iLPHA 4.53

- 32.86 -

DRYF

' v4F.3R r + W 418FE t' u stm..

43AS..

35m

BETA 16.97 31.17 30.07 105.73*

36.65 32.89 14 93 17.56 I

4,17 a e 12 -s+

u S.SS ~

7.534 l

- 3AS f a 1

1134MMNe SSF 79 a -

o &29 r W 4(4) g ALPMA

' 2.82 13.11 4

-+

BETA 326.46"

'382.99 "

270.11**

173.55**

144.55" 226.79" 166.48" 134.82" 114.23**

252.82**

[

IAW4..w., ALPHA

1.71

- -' <1 ORYe c e6m%wMitw a met '- p 1.34 + e

.1.71 ELD 2AS) -

-2A1 x-0.83 (LLD 2.69) r

(

BETA 0.20 2.21 4.09 1.69 2.5 3.82 2.27 19.8

' 1.33 :

< 4.79 (LLO 3.11)

-1 A3 (LLD 1.09) 0.86 (LLD 4.62)

[

M e 41%

r 41 o=--

M42n ALPHA

-<2 4.01

- 4.91 +

a - 7 41 e x

BETA 2.59 3.21 7.25 8.39 3.39 1.91 0.29 0.31 (LLO 3.71)

-0.33 (LLD 1.80)

-1.72 (LLD 5.72) u4t *

- <1.22, -

1441 ELD 1.23);

a 1.N "

-1.55 (LLD 2.05) w 15 m jW"1M ?

W-Tg ALPHA

_ 2.05 - ~

= 2A -

- + s<1 m m

m s

BETA 1.00 6.88 2.50 1.22 4.01 3.24 2.98 2.30 2.75 5.146 M4cc ALPHA

"<2

<1-

-- : <1 -rv -._m ME W 49W80 2 n v et u e '40A1a-0.N &&D e.79 ;

0.72 (11D 1.14)

L.O.32 (LLD 1.28)

BETA

<3 7.62 3.89 2.59 2.49 21.38 1.14 1.91 1.72 3.87 i

GNU.SA & ALPHA o 2.57 - -

e7.04 '

< <19 * ' _ + Mee &mMMopst e.

~ ; 9.35 m.

9.82 S&D SAM '

O.54 (LLD 0.72) 0.74 (LLD 1.45) '

f BETA

<3 9.86

<1 2.91 1.92 1.75 1.8 1.47 1.31 6.744 Wm

'M M Le2^"" W+5SN W

=1.97-+ s SM $1DS.19)"

' 3A1-0.33 (LLD 2.65)

W-it (4) w AWHA 1.1.72 415 '

7 BETA 0.80 7.23 8.82 2.22 5.24 1.42 6.06 1.01 (LLD 2.71) 4.65 5.83 l

88511h ALPHA

-2.57

-DRY 4

' ; Mc M6NNNu 64RYc m gNV m 4.19&&DS.73

-m - S.75 :

sDRY-l 4

BETA

<3 1.76 0.99 0.87

~~

w e3+

DRY

&S$

j+* DRY-j W-11D; e ALPHA

- NOTE (5) -

1 19.18

'M5 mM*"*M+ W9@rG410-M at1.21 ;

e' BETA 20.94 4.18 6.22 4.83 2.35 1.86 (LLD 2.76) i W-120 -

ALPHA

. NOTE (5) -

-1.50 -

E*1 * "

-zw WsW% Wm:b ~

-<1 m -

- 41A4:

0.N SAD 1.N) '

9AS1 (LLD 1.88) 1.23 (LLD 2 47)

I BETA 3.32 1.61 3.86 1.32 2.77 3.47

-0.26 (LLD 2.29) 3.22 7.791

[

RAE13g ALPHA

' NOTE (5) -

- 30.50 e

' 1J49 m 1W w&MqlJ wp 1.19 " - i

, - - 1.4

213 &LD1Ag =

+* t17 1 A6 (LLD 1.8Q BETA 32.42 5 18 2.27 2.17 2.76 2.31 1.44 1.14 3.51 mE4-+W.M astm-W. m *1 e

~

f 4GM v.

448SLDeAR): l 9.02 SAD OA1)

-1.778

~ <1 t WMug ALPHA c NOTE (5) -

8.73 4

7 BETA E.92 2.46

<1 2

1 1.15 0.20 (LLD 1.16) 1.75 2.558 W-15 gC ?. -

NOTE (S) -

- 10AD

=

-.41 e

' m1.38 Y c ^ **'et: MM? < *1_'

O.e3 o 4.28 (LLD e.79) '

1 As 31D 1.te)-

, 1.732 i

BETA 6.07

<1 1.66 3.38 3.24 1.67 1.28 1.86 4.624 New.stda l

7 59 AM 11/3/98 Page 1 of 12 Pages j

.r

Gross Alpha / Gross Beta Data Results Parks SLDA l

Opril,1991 July,1991 October,1991 December,1991 March,1992 June,1992 September,1992 December,1992 February,1993 May,1993 LOCATION TYPE SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPLING SAMPUNG SAMPUNG SAMPUNG SAMPLING pCloiter pCi/ liter pCl/ liter pCliiter pCl/ liter pCl/ liter pCilliter pCilliter pCL/ liter pCilliter MW-16n ALPHA NOTE (5)

NOTE (5)

. NOTE (5) -

- NOTE (5) mMOTE (5) -

NOTE (5)

' NOTE (5) =

-DRY DRY DRY BETA MW-16BC -;

ALPHA NOTE (5)

' NOTE (5)-

NOTE r,) "

NOTE (5)- t 9 NOTE (5)

NOTE (5) -

NOTE (5L

-4.55 (LLD 4.T1) -

0.14 (LLD 3.20) 2.051 f

a BETA 13.96 15.31 15.938 MW-1.Tn ALPHA NOTE (5)

- NOTE (5) '

NOTE (5) '

x NOTE (5) x NOTE (5) -

- NOTE (5)

' NOTE (5)-

0.96 (LLD 4.53) 4.22 -

1.94 (LLO 2.49) t BETA 27.79 21.28 18.784 i

MW 18 (1),

ALPHA NOTE (5)

- NOTE (5)

NOTE (5)

NOTE (5) -

NOTE (5):

NOTE 15) -

NOTE (5) -

NOT SAMPLED NOT SAMPLED NOT SAMPLED l

BETA MW-19 y -

ALPHA NOTE (5)

' NOTE (5)

NOTE (5) -

NOTE (5) '

c NOTE (5)

- NOTE (5) -

NOTE (5)-

0.42 (LLD 2.18) 0.18 (LLD 2.45) 0.15 (LLD 1.T6)

BETA

-2.98 (LLD 2.96) 3.43 4.785 MW 20 : a ALPHA NOTE (5)

NOTE (5)

NOTE (5)-

NOTE (5)

< NOTE (5)

NOTE (5)_

NOTE (5)

. _ NOTE (5) -

NOTE (5)

DRY BETA MW2 L ALPHA

~ NOTE (5)

- NOTE (5) ~_

' NOTE (5) *

= NOTE (5)

- NOTE (5) -

- NOTE (5)

NOTE (5)b NOTE (5) -

DRY BETA MW-22 ;

ALPHA NOTE (5)

_ NOTE (5)-

NOTE (5)

NOTE (5) -

- NOTE (5)

NOTE (5)

NOTE (5) -

NOTE (5) 2.53 (LLD 4.91)

BETA 4.46(LLD 6.73)

MW-23 f

. ALPHA NOTE (5)

NOTE (5)

NOTE (5).

NOTE (5) >

NOTE (5) -

- NOTE (5)

- NOTE (5) -

NOTE (5) -

5.465 l

BETA 11.505 MW 243. ALPHA-NOTE (5)

NOTE (5)

NOTE (5) -

- NOTE (5) :

' NOTE (5) -

NOTE (5)

~ NOTE (5) -

NOTE (5)

NOTE (5) 0.19 (LLD 1.34)

BETA 3.275 MW45; ALPHA NOTE (5)

NOTE (5)

NOTE (5)1 i = MOTE (5) =

NOTE (5)

- NOTE (5) '

NOTE (5) 1.25 (LLD 1.69)

BETA 4.31 MW-26..

' ALPHA NOTE (5)

NOTE (t)

NOTE (5) -

NOTE (5) =

- NOTE (5)

NOTE (5)

- NOTE (5) -

- NOTE (5) 3.386 BETA 7.678 MW ALPHA NOTE (5)

NOTE (5)

NOTE (5) -

' NOTE (5).

.L - NOTE (5) '

NOTE (5)

NOTE (5) -

DRY BETA MW 28 (4), ALPHA NOTE (5)

NOTE (5)

NOTE (5).

< NOTE (5) -

NOTE (51_

NOTE (5)

DRY BETA MW 29,

ALPHA NOTE (5)

- NOTE (5)

NOTE (5) -

+ NOTE (5) <

7 NOTE (5) ~

NOTE (5)

NOTE (5) -

- NOTE (5) 3.978 c

BETA 29.501 MW40;(

ALPHA-NOTE (5)

NOTE (5)

- NOTE (5)

- NOTE (5) ~

. NOTE (5) :

. NOTE (5) -

NOTE (5) -

NOTE (5)

DRY BETA MW41_

ALPHA NOTE (5)

NOTE (51

= NOTE (5)

NOTE (5) ~

c NOTE (5)

NOTE (5)

- NOTE (5)

NOTE (5)

NOTE (5).

DRY BETA MW423 ALPHA NOTE (5)

NOTE (5J -

NOTE (5) =

NOTE (5) :

t NOTE (5)'

- NOTE (5) -

NOTE (5)

NOTE (5),

NOTE (5)

BETA MW43 -

ALPHA NOTE (5) -

NO TE (5) '

NOTE (5)

NOTE (5)=

nNOTE (5) -

. NOTE (5) -

- NOTE (5) -

NOTE (5)

NOTE (5) -

NOTE (5)

BETA MW44A.

, ALPHA NOTE (5)

NOTE (5)

_ NOTE (5) -

- NOTE (5) >

NOTE (5)

- NOTE (5)

- NOTE (5) ~

NOTE (5)

BETA MW45,, ALPHA'

- NOTE (5)

NOTE (5) -

NOTE [5)1 m NOTE (5).

= NOTE (5) -

- NOTE (5) -

NOTE (5)

NOTE (5) -

NOTE (5)

BETA

MW46, ALPHA NOTE (5) -

- NOTE (5) -

NOTE (5) -

x NOTE (5)-

- NOTE (5) -

NOTE 8%

_ NOTE (5).

NOTE (5)

. NOTE (5) l BETA MW47 ALPHA NOTE (5)

NOTE (5) -

. NOTE (5)-

NOTE (5) -

NOTE (5).-

NOTE (5)

NOTE (5) -

NOTE (5)

BETA WW48 ALPHA NOTE (5)

NOTE (5)

NOTE (5) -

' NOTE (5) ' -

- NOTE (5) '

NOTE (5)

BETA New-sida 7 59 AM 11/3'98 Page 2 of 12 Pages l

{

J Gross Alpha / Gross Beta Data Results i

Parks SLDQ April,1M1 July,1991 October,1991 December,1991 March,1992 June,1992

- A..L.,1992 Decenter,1992 Fotwuery,1M3 May,1993 LOCATION TYPE SAMPUNG : SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG I

I pCIMIter i pCl40ter

' pCl/Heer INIter IMeter pCIIHeer pCi/Heer pCinitor pCl410er pCL/Hter i

'_i $N_.)

5 ~. J..

.W E'.

(

^

T j-I.' M E '..I M W

W % i ~- Yd SETA l

.E SAi_. ' ~E C ;I~ %

E.ll..... ' '-

1 Y... ' l M !I I E M.' U.1.l W T.. ~.... I M

~

BETA R a.. ' 3 WNv. US V.

~l.

'C T b.?. R W 'N.! S

~

BETA 5

~

4 EZ..I l Ef C ' 7 N..

Ei

~l ' 1% "I '.u.[E E l 5. W L..., WE R !

f SETA

? Gi3 l 'Mk W*.-

9 NS C'd.R K :~.. V M

[.:, M M.

SETA 3

El7 3 W

E:,1I.1 K.i T M 96 M.

I

~

i

- BETA i

M

'E E 5. ' _5 EE_ 2 : F 'E M W..

? -:

.. ?M M M2h1 M L._b.4 6.(5) '

SETA l

^dP_ ____ E Yhl. - M '

-_)! J __,

- "l!~ L A

' " uwww (5) t Md 3!.- _ _ - _ ' 'l-" --- - ; M -

' " """ *G jb 4*.~

SETA I

wa 1c:9**

- Z-E_4L--t W. ~b 9%:Mw = W rm-+i-

- ' 53 m "

- 1 21; fBRg;;g

_ S _ _ M-tsEMD&

IIETA 46.63 1.35 2.68 2.57 c1 1.72 2.70 1.9 1.32 (LLD 1.56) l

- :- SM i tb GM""*"" Nl WWW _

" = 2.3R1 i7 M ciM t 9 " *f 4l v2_ _ - L'-N- - MLc%. W d Mgyg 1

e t

SETA 35.33 16.24 1.81

<1 1.3 1.50 (LLD 1.98) 3.07 3.245 fBeggg CE L wWs+

MenUn&

"M <etM:!+ e tshm' - - - -

m* - - - - - - -

SETA 8.62 3.18 80.9 3.46 0.95 (LLD 4.45) 3.93 6.239 l-MJg3;g,;

i bb uns "

i W T"

' 'WW A-E

--- Mff 1"f " l' O.Mt"'

'W'W3W' M3 ___

"F

' W '-

[

BETA I

M;&C

1. '1_ _ - n

-

M 5:'

R_

%-~

A=dD91-Ms%kW?MM : jl F h-M Dd?1HMW>"

'M W:'

i

~*

I SETA

.t ddI '

k r

0.4 j

k 5

f M.

' 5 l' hiM G%

Nj 2

E.'

SETA 22.53 5.41 4.53 1.58 1.39 1.47 1.93 1.38 2.008 4

f a'.. - d ^'

W ?'

7Q"- -- dPIdE-- 77CM#Tdb t-SSSIN '-"

W:: :

i 416W"'"_

.w W r

GAS ELD 0.56)

.FETMjiid BETA 7.39 2.1 1.77 2.04 1.89 1.1 1.18 1.31 2.443 l 4eg= =ta=,

ga g ga p a me}

eJa ELD e.ss) r F5e g g

. wam e v 113 -

SMWamr.Resargetigsmag m m;

BETA 13.58 3A3 2.2 2.38 1.32 2.01 1.64 1.51 2.378 1WaM&WWN C ~lW199NL,

~ 9.99 -

WAASSM r

. WSARW

' 9.9 81 Magg m

< MMu. 3F3 f_

, -it gFr+j"l :

BETA 28.69 3.14 1.14 2.43

<1 1.39 2.18 1.2 4.231 i

i i

i a

1 6

t New-sida I

7 59 ?'".1/3/98 Page 3 of 12 Pages s

1

...m

..m.

Gross A)pha/ Gross Beta Data Results Pa*s SLDA September.1993 November,1993 February,1994 May,1994 August,1994 Nwember,1994 February,1995 May.1995 August,1995 LOCA7 ION TYPE SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPLING SAMPUNG SAMPUNG SAMPUNG pCUliter pCUliter pCUliter pCUliter pCUliter pCUliter pCUliter pCUliter pCi&ter SS-in ALPHA 1A28

-0.16 (LLD 0.59)

- 0.94

0.41 (LLD 0.84) -

9.46 (LLD 0.53) 3.669 2.34 17.8(3) 1.9 BETA 12.802 2.422 5.97 6.986 5 684 11.572 6.54 8.18(3) 7.9 SS-2 ;

ALPHA ORY DRY

' O.10 (LLD 0.76)-

i ORY '

DRY-DRY 1.37 29.11 (3)

DRY a

BETA 3.26 3 86 4.67(3)

SS-3; _ _ ALPHA ~

-0.09 (RD 0.63) 0.15 (RD 0.53)

--0.982

'O.513' '

- 0.08 (LLD 0.68) 0.965 0.83-4.61 (3)

DRY BETA 2.331 0.956 3 511 1.22 0.75 (LLD 0.90) 1.639 1.48 3.01 (3)

SS-4, -m; ALPHA

-1.74 (LLD 1.59) 0.05 (LLD 1.11) 0.22 (LLD 0.73) t 2.691 -

1.854 1.03 (LLD 1.10) 0.16 (LLD 1.80) 7.51 (3)

DRY BETA 1.25 (LLD 1.80) 2.609 2.8 4.386 2.757 2.003 3.88 6.47(3)

SS-5 ALPHA

- 1,73 (LLD 3AO) 3.663 2.08 -

0.78 (LLD 1.55) 1.17 (LLD 2.05)

CAT {LLD 1.94)

-0.78 (LLD 3.00)

- 7.57 (3) 3.20 (LLD 3.30)

BETA 12.51 (LLD 5.70) 4.008 52 3.744 5.526 2.904 3.72 4.52(3) 9.5 S ALPHA DRY DRY 0.02 (LLD 0.85) -

0.31 (LLD 0.62).

~ 0.78

- 0.76 1.31 5.36(3) 2.2 l

BETA 4.457 2.811 2.404 3 645 2.17 2.28(3) 34 32 ALPHA DRY 0.65

' O.55 :

0.18 (LLD 0.67) '

O.541 -

1.314 0.93 13.71 (3)

DRY BETA 2.019 3.52 2.339 2.444 3.48e 2.85 5.74 (3) l MW1

. ALPHA

-0.87 (LLD 1.82)

-0.03 (LLD 2.10)

-1.12 (LLD 1.25)

- 1.00 (LLD 1.54) 1.364 3.23

-1.69 (LLD 2.30)

-0.10 (LLD 2.75) (3) 4.7 BETA 3.117 1.87 (LLD 2.75) 2.74 1.68 (LLD 1.79) 4.368 4.995 1.82 (LLD 2.00) 7.47(3) 63 MW-2 ALPHA 2.15 (LLD 5.92)

-._6.751 3.02 (LLD 5.16) x4 989 5.37 (LLD 5AS) 7AS tRD 7.99) 2.00 (LLD 11.3) 14.6 (3) 1.00 (LLD 11.10)

BETA 12.339 9 139 18.17 17.292 14.594 6.29 (LLD 7.59) 8.31 21.46 (3) 11.2 MW-2A.

ALPHA 1.112-1.745 0.845 2.241 0.33 (LLD 0.65) 2.317 1.39 14.56 (3) 0.80 (LLD 1.40)

BETA 4 094 5.929 6.519 16 787 3.326 4.896 5.86 14.21 (3) 48 MW-3,

_ ALPHA 21.897

-7.85 (RD 15.86)

-: DRY -

DRY 44.35 -

26.01 18.41 (3)

DRY BETA 16.468 14.14 24.917 12.78 10.73 (LLD 11.17) (3)

MW 4 (4)

ALPHA 4.12 (LLD 4.54) 7.814

-5.90 (LLD 4.88)

DRY-7.585 11.32 3.96 (LLD 8.90) -

' 10.91 (3) 16 BETA 215.31" 195.19" 117.10" 109.55" 190.34" 105.23**

233 83(3) 165.6 MW-5.,

ALPHA

-1 A1 (LLO 2.88)

-0.26 (LLD 2.56) 0A6 (LLD 1 AG) 0.96 (LLD 1.90)

-1.87 (RD 2.51) 2.213

-0.52 (LLD 2.74}1 3.17(3)

DRY BETA 3.739 3.156 6 128 3.845 0.76 (LLD 3.29) 2.481 2.06 (LLD 2.32) 3.97(3)

MW4 ALPHA

-0.03 (LLD 3.95)

> 5.688 34A4 (LLD 3AO) --

3.908:

1.12 (LLD 2.66)

- 17.96

-2.40 (LLD 4.20) 8.6 (3) 6.7 4

BETA 7.589 7.104 2.48 (LLD 2.88) 4.428 3.40 (LLD 4.08) 17.423 2.77 (LLD 3.70) 8.72(3) 9.7 MW-7 ALPHA 2.585 1.716 '

- - 1.3947 1.095

- 2.096 5.241 3.82 -

6.22 (3) 2.8 BETA 5.559 3.742 4.07 2.026 3.735 6.214 3.31 6.68(3)

4. 8 MW-8 ALPHA-1A96 5.86 0.79 (LLD 0.81) 0.34 (LLD 1.11) -

1.133 1.793 0.26 (LLD 1.50) 3.22 2.4 BETA 6 477 8.029 4 621 2.233 3.09 2.667 1.41 4.85 34 MW.9A ;, ALPHA 0.69 (LLD G.82) 0.15 (LLD 0.68) 0.981 1.963 0.24 (LLD 0.56) -

-1.197 0.62 (LLD 1.00) 0.52 (LLD L35) 2.5 BETA 3.041 1.723 1.943 62.70 (2) 1.502 2.312 2.4 1.2 2.1 MW-10 (4)

ALPHA 1.10 (LLD 1.99)

.1.09 (LLD 1 A6) -

1.682 r 13.148 2.319

' 5.556 0.51 (LLD 2.80)

1.52 (LLD 3.59) (3) 3.10 (LLD 3.50)

BETA 8.702 5 601 8.767 7.328 4.13 3.942 5.62 3.66(3) 22 MW-112 ALPHA _-

-DRY-DRY-

- 0.53 (RD 0.74).

> DRY --

-DRY

DRY 0.00 (LLD 0.90) 3.23 (3)

DRY BETA 2.48 1.2 5.8 (3)

MW:11J ALPHA -.

2A0 (LLD 3.09)

- 2.488

' 3.538 f 2.33 (LLD 3.26) 6.055 -

9A87:

1.14 (LLD 4.00) -

5.27 (3) -

6.6 BETA 6.131 3.683 10.612 4.428

-15.71 (LLD 7.81) 6.077 5.25 7.3 (3) 6.3 MW-12D -.

ALPHA 0.097 (LLD 2.70) 1.67 (LLD 1.78) m 2.837W '

f 3.584 ' 4 0.79 (LLD 1.51) 4.102

^ 0.16 (LLD 2.20)

-0.96 (LLD 3.31) (3) 1.80 (LLD 2.80)

BETA 3.39 (LLD 3 45) 4.983 5.182 6.76 13.46 3.173 4.23 3.21 (3) 2.4 MW ALPHA 0.89 (LLD 1.36) -

0.39 (LLD 0.97) 1.61 (LLD 1.03)1 0.35 (LLD 1.05) '

O.52 (LLD 1.06) :

1.907 1.62 6.8 -

1.30 (LLD 1.70) 0 BETA 1.967 2.934 4 061 1.7 3.031 1.84 2.1 6.13 2.4 MW-14 ALPHA 0.94 (LLD 1.03) 0.22 (LLD 0.66)

OA3 (LLD 0.65) 1A79 -

3.581 1 A61 <

OA2 (LLD 1.00) 0.04 (LLD 1.23) 3.9 BETA 0.69 (LLD 1.55) 2.505 1.647 3.459 8 662 1.54 1.77 1.74 49 MW-15

' ALPHA OA3 (LLD 1.37) 0.39 (LLD 0.78) 0.72 (LLD 0.92):

-0.94 (LLD 1.28) -

0.64 (LLD 1.19) 1.931 10.78 0.38 (LLD 1 A0) 1.4 BETA 2.495 3.074 4.543 10.531 2.277 3.258 3.21 4.77 7.5 F#w-sida 7 59 AM 1173/98 Page 4 of 12 Pages i

Gross Alpha! Gross Beta Data Resuits Parks StDA September,1993 November.1993 February,1994 May,1994 August,1994 November,1994 February,1995 May,1995

%ugust,1995 LOCATION TYPE SAMPLING SAMPUNG SAMPUNG SAMPLING SAMPLING SAMPUNG SAMPLING SAMPUNG NMPLING pCi liter pCamter pCl/ liter pC:/ liter pCl/ liter pCilliter pCimter pCimter pb w.

MW-16.

ALPHA-DRY DRY r

. DRY ' ' +

' DRY-DRY '

DRY DRY

. DRY DRY BETA MW-16BC.; AU'HA 1.21 (LLD 3.25) 0.80 (LLD 2.14)

. 1.20 (L1.0 3.25) '

+ 3.334 -

1.24 (LLD 4.26) 3.666 >

8.6 -

17.69 (3) 8.3 BETA 8.227 13.121 15.831 10.771 15.162 9.789 21.01 11.98 (3) 11 MW-1T ; _

ALPHA 3.649 0.25 (LLD 2.14)

_ 0.77 (LLD 1.84)

' 1.22 (L1.D 2.17) 0.82 (LLD 1.97) 5.178 0.87 (LLD 2.60) 14.43 (3) 3.58 BETA 15.568 13.271 10.48 9.125 10.172 10.782 7.69 7.86(3) 6.27 MW:18 (1). ALPHA

NOT SAMPLED _

NOT SAMPLED NOT SAMPLED NOT SAMPLED NOT SAMPLED NOT SAMPLED NOT SAMPLED NOT SAMPLED NOT SAMPLED BETA MW-19 ALPHA 2.884 3.741-

-0.39 (LLD 2.47) 8.391; 2.716 '

7.349 ;

-2.54 (LLD 3.90) 7.5 (3) 5.9 2

BETA 6.518 5.718 7.46 35.563

-3.13 (LLD 3 85) 5.777 3.07 14.41 (3) 68 MW40, 2 ALPHA DRY DRY-

- 4.02 (LLD 4.15) :

3.693 4.407 3.57 (LLD 5.13) 4.13 (LLD 5.00) 15.52 (3) 13.2 BETA 6 545 9 646 12.799 7.124 6.79 22.53(3) 18.7 MW41 ALPHA ORY DRY CRY DCY DRY-DRY DRY DRY DRY BETA MW-22 ALPHA 1.48 (LLD 4.65) 4.12 (LLD 4.71)

.-0.31 (LLD 4.35)

- 8.871 0.31 (LLD 4.89) 2.28 (LLD 5.61) 0.05(LLD 7.70) 13.32(3) 5.80 (LLD 6.80)

BETA 13.99 (LLD 6 47) 10.491 14.955 15.352 3.55 (LLD 6.73) 5 39 (LLD 6.00) 7.94 8.3 (3) 86 MW-23 ALPHA 4.381 4.952 4.056 4.45 4.279 1_

5.498 1 A9 (LLD 2.40) 8.11 (3) 2.70 (LLD 3.30)

BETA 8.205 8.122 13.045 8.751 11.114 6.785 4.46 12.42(3) 7.5 MW-24 ALPHA 0.68 (LLD 0.89)_.

-0.02 (LLD 0.80) 1.043 1.171 0.80 (LLD 1.01) -

2.092 1.66 1.48 (3) 2.5 BETA 1.82 2.114 62.48 1.897 2.157 1.347 1.91 1.46(3) 36 MW-25 ALPHA 0.77 (LLD 1.62)

-0.61 (LLD 1.53) 0.06 (LLD 1.11)

- 0.65 (LLD 1.54) -

0.99 (LLD 1.32)

- 3.057 -

2.41

_2.18 (LLD 2.52) (3) 5.3 BETA 3.441 2.989 4 639 2.441 4.3 f 3 3.832 3.77 3.08(3) 5.8 MW-26,

ALPHA 1.83 (lid 2.03) 0.17 (LLD 1.57) 0.69 (L1D 1.38) 1.26 (LLD 1.55) 1.30 (LLD 1.38) 2.007 1.13 (LLD 2.20) 3.93(3) 1.50 (LLD 2.90)

BETA 3.691 3.398 5 83 4.172 2.998 2.941 3.66 3.66(3) 1.80 (LLD 2 60)

MW-27. j.

ALPHA DRY DRY 1.00 (LLD 2.61)

-CMY DRY ORY DRY DRY DRY BETA 8 63 MW-28 f) _ ALPHA DRY DRY

- 2.92 (L1D 3.80) n

.6.865_

- DRY ORY 3.76 (LLD 4.20) 8.83 (3) 6.4 BETA 11.08 11.172 6 28 5.83(3) 65 MW-29

. ALPHA 4.581; 4.433 4.252-2 072-3.115 5.949 1

6.32 47.45(3) 7.1 BETA 0.76 (LLD 2.53) 4.703 5.574 2.571 7.082 3.797 2.84 9.58 (3) 4.3 MW40.

. ALPHA 0.76 (LLD 3.28) 2.27 (LLD 3.35) 3.27 (LLD 4A3) _

c10.395 '

2.85 (LLD 5.49) 5.84 (LLD 10.50) 6.75 (LLD 15.70) 9.48 (LLD 14.44) (3) 13.2 BETA 56 89 "

29.019 51.24 "

84.61 "

63.70" 52.73" 52.32 48.88(3) 54.8

MW41, ALPHA L11 (LLD 2.74) 5.74

-8.685

'_6.06 (LLD 6.39)

' 7.327

-0.63 (LLD (11.80)

-5.88 (LLD 13.30) 11.30 (LLD 14.40) (3) 4.76 (LLD 14.00)

BETA 4.979 7.59 19.017 25 87 18.676 22.397 6.14 (LLD 10.20) 30.61 (3) 8.02 (LLD 11.40)

~MW42; ALPHA 0.72 (LLD 1.43) 0.61 (LLD 0.81)

- 1.93.

1.25 (LLO 1.35) py8 (LLD 0.99) 1.686 0.87 (LLD 1.20) 2.83 (3).

2.3 BETA 5.069 4.19 2.879 3.878 10.339 3.53 3.5 5.16(3) 47 MW-33

.. ALPHA-1.03 (LLD 1.56) e 2.245 -

2.258--

2.495 '

. 6.209 ~

4.02 1.84 (LLD 2.50) 5.93 4.7 BETA

-3.15 (LLD 2.21) 5 233 7.901 3 859 12.987 4.319 13.04 14.41 46 3.442' e 7.709 -

2.12 (LLD 2.97) 3.68 (LLD 3.77) 43.91 6.47 1.30 (LLD 4.60)

MW44A5 ALPHA 2.07 (LLD 2.49) 3.075 BETA 8.988 12.181 5.179 7.943 4.776 0.18 (LLD 3.41) 65.3 5.28 38 6 MW45 ALPHA 2.31 (LLD 2.73)

- 3.52 1 2.058

" 1 3.325 "

1.89 (LLD 2.19)

-1.42 (LLD 4.15)

-0.51 (LLD 5.20)

14.79 (3) 2.40 (LLD 6.20)

BETA 17.386 12.099 4.377 9.343 5.138 6.854 3 06 (LLD 3.10) 12.14(3) 77.1 MW46-., ALPHA 1.14 (LLD 2.01)

- 3.664 -

-1.22 (LLD 3.23)

" 5.317 1.66 (LLD 2.44) 2.72 (LLD 3.07)

_2.43 3 (3) 4 BETA 7.932 8.925 10.087 7.368 3.23 (LLD 3.55) 8.233 5

6.12(3) 17 4 MW47.

At.*HA NOTE (5).

NOTE (5) -

- NOTE (5) :

NOTE (5) -

NOTE (5)

BETA MW48 ALPHA NOTE (5).

NOTE (5)

NOTE (5) -

' ~ NOTE (5)

NOTE (5)-

NOTE (5)

- NOTE (5)

NOTE (5)

BETA New-sida 7 59 AM 11!3'98 Page 5 of 12 Pages

Gross Alpha / Gross Beta Data Results Parks SLDA

[

Septemtw,1993 Novemte,1993 retwuary,1994 May,1994 August,1994 November 1994 Fetwuery,1995 May.1995 August,1995 i

LOCATION TYPE SAMPUNG SAMPUNG' SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG pCimter pCimter pCMiter PCMiter pCMiter pCMater pCMiter pCi/ tater pCMeter MEMM T:' ' N NM K.JD MM

' NOTE M SETA

~

MMMM M'...

^ MMMM L 98(UEE(S)..

j SETA w

r2 &am,us s ~ tLP... 1

- -

7. - _

W-O-M P -9.mf00TE (5)

M,;*3 C'

h BETA i

M r,4

= a ;R ms.r; _ ____MEHK MN.-._ E +a eesv.,a r. b

.____ man &~~-~----M-NOTE (5)

BETA

.WiggEMEI4e MN * '

' y L._105 c m.a-_W_ E

-x___

m i e -a._gg -

s-a ;a

vaysm 3 s-o """" W -

- NOTE (S)

SETA l

==wvu 12 '

< IIEREEwwMIMMw M " IIENE M.

' wwr= 9 -

wwwEb y isewes M NOTE (5) ?

WB4BmMM %80GIES e BETA

-.-M n a-s h m! - e. ;;- (R NOTE (5) -

Mw,

"""' ne -

' vowns (B '

a-E @m-

._- tzH e.a ;M BETA M.Jn a

2 '""""d5'-

wwrutf5 :

?.._

A@* -

P """M W r% _B M

- n 515515 t -

w+.

.M' NO 1(5);-

[

BETA IW9;gu MEWh 2 4M m SAFfLLD1AR M. E WeehsE&W wfH -r?_""_f rd - M IBv M+ _ EFAR -_m

- 7BSF M -

- 13.7 BETA 1.789 2.015 5_231 5.62W 1.482 2.176 4.16 16.28(3) 0.90 (LLD 1.50) y - agg 7 __ p mg7 q y gggy m w gg g..

g,g da -

_gagm ngg m 7 WIF~

F54 ;mMPlth *

+

3 BETA 4.15 3.651 2.23 (LLD 3.49) 21.029 13.01 (3) 6.4 r

PSeggMEDIR (IASSAR*W S18849SAR 1 7 "--

JEr wN Amm3m-

- 535F --+ @

Wh 1 r_4tF &&D 2.17) (3) -

0.93 (LLD 1.70)

BETA 6.74 4.892 4.441 8.622 5.513 5.606 4.48 (3) 17.3 D8tY

[

&W FDSyy6 lm 3 3. ;

mm.,

y:e; g 6m--4.g~.n ;

9,g g : -

.gy _g

.H 3Wt

m l

' BETA vo angF~ H

- csmFy 135577 m

~

-tDNF2 DRY.

f e ger mh t.

Pees.gg asmaan

> / SEE f e s+ ery

~

i.

BETA PBSg

- __,- L-y *m

+

te_ema; I m *-Q1L--n

'% vm

-.- m 2rg!' v_~ rm ;r,

e 43F A&p3.78_--

0.54 T

BETA 1.827 2.736 1.88 1.489 2.115 5.653 1.95 0.86 2.1 0.80 (LLD 0.70) l e-

?_1.19 a J _3 m - - ' -" "" ' i3 *MW N' ~_GM "" - -

Ngd MSAG;-

MF M +'G23e ~~ ~ -

N' em

-^

BETA 0.62 (LLD 0.93) 2.466 4.394 3.001 1.589 1.978 1.59 2.36 2.1 121

^ t &23 * '

A34g.fd

& *."'VC n _45 BASS 7D 1WT

~'

-- 4I*- - "*'ll d9 9.m C ' ' &

t "fuC6 i_Z -

'~

~

BETA 1.059 2.582 18.103 1.06 1.657 2.547 7.81 2.6 2.65 e 3:7 -

0.49 (LLD 0.70) l SN S&D * *""

"'" ? 71I M" --

?_""_ i ? SWIS&BM i j = SSSWSR 4 m - 439 -

fEGjsg C--

4 au.

BETA 0.74 (LLD 0.99) 2.267 3.212 2.897 2.498 1.048 1.45 2.2 1.52 l

l f

?

t r

r i

New-sida 7 59 AM 11/3/98 Page 6 of 12 Pages

Gross A!pha/ Gross Beta Data Results Parks SLDA November.1995 February,1996 May,1996 August.1996 November.1996 February.1997 May,1997 August.1997 November.1997 LOCO 7 ION TYPE SAMPUNG SAMPLING SAMPUNG SAMPUNG SAMPUNG SAMPLING SAMPUNG SAMPUNG SAMPUNG pCL1 iter pCL16ter pCL1 iter pCUliter pCU16ter pCuliter pCUtiter pCL1 iter pCL16ter 85-1.

ALPHA

_: 6.1 2.06

- 7.10 -

-DRY.

2.90 3.30 2.10 0 AO (LLD 1.00) -

2.8.0 BETA 8.7 4.49 7.10 4.80 6.30 6.98 5.50 5 40 SS-2,

ALPHA 1.04

- 1.14 -

1.90 -

-"n DRY

' : DRY 1.80 0.40 (LLD 1.00) 1.90, -

6.90 BETA 3 96 4.24 13.30 3.50 0.97 (LLD 1.00) 4.40 4.20 SS-3 ALPHA 1.55 (LLD 0.82) 0.85 -

= 0.55 (LLD 0.70)

. DRY.

0.35 (LLD 1.00) 0.73 (LLD 1.00) 0.56 (LLD 1.00)

' 1.30 0.70 (LLD 1.00)

BETA 15 1.45 1.60 0.87 (LLD 1.00) 1.13 9 81 3.30 2.00 SS.4 ALPHA

-1.75 (LLD 1.13) 0.33

- 0.07 (LLD 1.70)

DRY-0.55 (LLD 1.00) 0.41 (LLD 1.00) 1.a0 0.80 (LLD 1.00) 1.40 BETA 1.05 2.44 3.50 1.50 2.00 3.98 2.40 3.20 SS-5.

ALPHA

-8.71 (LLD 3.60)

-0.36 1.84 (LLD 2.00)

DRY 3.60

-1.50 (LLD 2.00) 0.47 (LLD 1.00) 4.10 0.90 (LLD 1.00)

BETA

-0.15 (LLD 2.50) 1.37 4.69 2.20 5.80 2.30 3 70 3.30 S.1 ALPHA 0.03 (LLD 0.90) 0.12 0.83 -

DRY 0.75 (LLD 1.00) 0.34 (LLD 1.00) 0.20 (LLD 1.00) 0.30 (L*.D 1.00) 1.00 BETA 2.96 2.03 2.90 2 50 2.54 2.40 3.10 3.00 S-2 ALPHA

-0.48 (LLD 0.80) 0.17

' O.21 (LLD 0.90) ~

1 DRY.

0.56 (LLD 1.00) 0.31 (LLD 1.00) 0.76 (LLD 1.00) 1.50 1.00 BETA 2.1 2.49 8.20 2.50 3.00 2.80 3.40 2.60 MW-1 ALPHA-2.2 1.75 0.85 (LLD 1.00) 2.80

-0.03 (LLD 2.00) 0.82 (LLD 2.00) 3.42 1.90 (LLD 2.00) 2.60 BETA 2.4 3.41 2.40 4.10 3.69 2.50 5.14 4.70 4 00 MW-2 ALPHA 0.73 4.66 (LLD 8.90) 6.30 (LLD 8.00) 8.00 (LLD 9.00) 5.99 3.60 (LLD 6.00)

-5.30 (LLD 7.00)

-2.10 (LLD 7.00) 1.70 (LLD 6 00)

BEeA 10.8 6.39 12.30 12 50 8 14 14.80 9.07 68.80 9.40 MW-2A ALPHA 1.2 4.99 0.24 (LLD 1M) 0.82 (LLD 2M) 0.26 (LLD 1M) 0.20 (LLD 1.00) 1.58 1.10 0.90 (LLD 1.00)

BETA 4.7 7.93 4.20 7.00 5.00 3.30 7.67 5.30 4 20 MW,3,

ALPHA DRY-

-- 2

.' 5.90 (LLD 9.00) -

29.00 2.01 (LLD 7.00) 3.40 (LLD 7.00) 1.66 (LLD 7.00) 1.10 (LLD 8.00) 16.60 BETA 68.36 11.90 66.80 2.45 (LLD 8.00) 4.00 (LLD 8.00) 9.75 12.50 16 90 MW 4 (4)

ALPHA ABANDONED ABANDONED

-ABANDONED ~

ABANDONED _

A8ANDONED ASAADONED

-ABANDONED

-ASANDONED ABANDONED BETA MW-5 _. ALPHA DRY._ _

3.1 -

0.70 (LLD 3.00) ~

0.32 (LLD 3.00) 0.69 (LLD 2.00) 1.50 (LLD 3.00)

DRY 1.80 (LLD 2.00) 2.70 (LLD 3.00)

BETA 2.37 3.70 3.20 4 R1 5.95 4.40 4.10 MW4,.,,

ALPHA 4.7 0.06

- =3.00 (LLD 7.00)

' 2.75 (LLD 5.00)

3.90 (LLD 5.00) 2.30 (LLD 4.00) 2.25 (LLD 4.00) 3.70 (LLD 4.00) 0.30 (LLD 4.00)

BETA 8.6 8.05 4.20 (LLD 6.00) 6.00 9 43 10.60 3 94 (LLD 4.00) 6.50 6 50 MW-7 _,

ALPHA 2.72 '

2.89 -

3.00' 1 "

1.01 (LLD 4.00)

_-0.27 (LLD 2.00) 1.20 (LLD 2M) 1.16 (LLD 2.00) 2.10 1.90 (LLD 2.00)

BETA 5.1 4.43 5.30 4.72 3 20 5.70 5.25 4.50 5.60 MW4g,

ALPHA

-0.59 (LLD 1.90)

- 0.54 0.09 (LLD 2AG)

' x4.58 -

0.90 (LLD 1.001 0.43 (LLD 1.00) -

0.74 (LLD 1.00) 0.80 (LLD 1.00) 0.70 (LLD 1.00)

BETA 2.9 2.7 2.80 3.94 2.00 4.80 2.30 3.20 2.90 MW4A aALPHA

-0.78 (LLD 0.96).

.0.34

0.22 (LLD 7.00) 2 2.29 -

~ _1.04.

0.90 (LLD 1.00)

- 0.33 (LLD 1.00) 6.80 1.10 BETA 1.1 3.8 1.80 (LLD 2.00) 2.30 1.71 3.70 1.30 6.80 2.70 MW-10 (4).

ALPHA ABANDONED _

ABANDONED ASAfe00ED mannemt_

~ABANDOED-ABANDONED-ASANDONED ASANDONED ABANDONED BETA MWr11S s ALPHA DRY-

- 0.35 -

- 4.48 (LLD 1.003 i m DRV; -

c 0.17 (u.D 1.00) 0.52 (LLD 1.00)

DRY :

. DRY-DRY BETA 2.26 2.00 1.50 2.10 1

MWr11D;_ AWHA

= 3.6 -

-3.97-

-

DRY.

2.01JLLD S.00) i 1.90 (LLD 3.00) -

3.00 (LLD 4.00)

DRY 4.00' 5.40 BETA 5.5 5.77 3 38 (LLD 4.00) 1.70 (LLD 3.00) 5.60 6.60 6.30 r w 3.40 ~

> 0.05 (LLD 1.00).

1.68 (LLD 2.00) :

3.70 - -

1.30 MW-120..

ALPHA

-DRY ~

- 1.84 ~

- 2.99 (LLD 3.50): - 2.75 (LLD 3.00) '

s BETA 1.75 6.00 5.32 2.70 7.70 2.70 3.80 6.30 MW 134_s AWHA 3.41 (LLD 1.74) 1.65 - -

' O.00 (LLD 2.00)

" 3 2.M n

1.71~

0.06 (LLD 1.00) 1.93-

- 1.50 (LLD 2.00) 1.10 BETA 0.89 2.31 3.60 1.86 (LLD 2.00) 2.10 2.20 3.10 16.10 2.60 1.06; 022 (LLD 2.00) i m : 4.30 i

~ 0.5 (LLD 1.00) 13.00.-

0.07 (LLD 1.00)

1.80 0.30 (LLD 1.00)

MW-14 ; -u4LPHA 12.3-BETA 2.6 2.09 2.45 3.11 1.60 2.50 7.51 2.80 2.30

= 0.00 (LLD 2.00F

' 0.08 (LLD 2.00) -

-1.45 -

0.10 (LLD 1.00) 0.49 (LLD 2.00) -

= 1.60 1.40 MW-15 4LPHA

- 2.8

~

' 1.144 BETA 3.2 3.26 3.60 3.55 3.21 4.50 3.39 4.20 4.30 New-sida 7 59 AM 11/3'99 Page 7 of 12 Pages m

t Gross Alpha! Gross Beta Data Results i

i Parks SLDA November 1995 February,1996 May,1996 August.1996 November,1996 February.1997 May.1997 August,1997 November,1997

(

LOCATION TYPE SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG pCMiter pCMiter pCl/Hier pCi/ftter pCi/Hter pCMiter pCl/ liter pCi/fiter pCl/ liter

[

M&M

-Wt w W.y

L c*gMM&MMW %&- rW; We

-' W; *

.-~; W -

ORY-

'i 61M 1403 SAD 3.99)

- SAS2

._ ]H- - "

* ^ - - - - PWeae o e 3m -

- o2At &

. O m S L D 3.00)

' 1.30 (LLD 2.00)

~ [

BETA

+

[

BETA 2.8 4.02 5.80 11.88 6.20 7.70 6.31 5.70 1.90 (LLD 2.00) i

m. 43 7 q

,73M M <

~ '3.50

[

MggM-m gt:-.

" 7g3 qq

w..;m.p.pg7m i c ~. g-g, BETA 13.9 5.5 6.24 6.20 5.60 11.10 7.80 5.10 M%M 9007 S M

-NOTS M

"; jbN INPT N

_ NOT SN

- NOTSAM

9007 SA M NOT SAMPLED BETA

{

MW9a MFMA 1 9.93.-

M 1.1 vme3Ma"'"V RMS&D_3SO)

' 025OADSAO):

2.00 &&D 3.09) 3.15-

0.M (LLD 3.00)

- 3.30 BETA 3.83 1.83 5.30 4.31 3.88 10.80 5.79 5 40 2.50 (LLD 3.00) e 17.17 ? -

Sm&ADSAS. j! %183 "e

- '-10.33 -:

3.00 SLD 0500) 19.13 r 7.90 _

10.40 j

Mpap;a MPHA T

': SS -

n BETA 11.7 17.82 13.70 14.50 9.70 10.10 19 66 19.00 8.80 l

DRY a.

Mg -u

-; W -

-DRY I

+-~'MbiW e W@.

M3 g*

W~'-

- DRY r >

9 Wy 3

f BETA MA4 REFll4

- 4.35o

" 2.14 -

915S.LD TM ( r EmSAD7JBO)- l 4 10 SAD tee)-

' 4.09 ELD 4.00)

Mme r.4.79 (LLD 7.00) 6.50

[

BETA 11 8 8.13 6.66 10.10 5.40 (LLD 7.00) 20.90 18.11 5.80 (LLD 6.00) 12.20 f

. 5.00 =

6.90 5.28; -

~*' 'SM:

n EN '

'e MF 23gDLPHA

~ 10.1

~ESS:'?-

- < 33 t 4E.. i m L99 % '

BETA 17.9 8.58 6.20 8.10 7.78 8.50 6.78 7.70 6.30 t

Mg M

u8.01

- 9.90 + -

-4.79SLD M ile-e 3m > -

1m '

e 9.32 SLD 2.00) -

1A4 1.79 0.50 (LLD 1.00) t 4

BETA 2.7 1.05 9.50 2.20 1.50 2.25 1.81 2.60 1.70 Mg; M-43.32 (LLD 2.309

" 1.571 * -

P Sm "

%'3.3F RA D 3 m ):

z1.18 A&D 1.70) -

1m0AD tm)

. 0.94 &&D 22) 4.30-2.40 I

BETA 1.4 2.22 3.40 2.67 (LLD 3.00) 3.10 5.30 3.70 3.40 5.00 MWB w MF904 1.30 -

9.27 - '

at.73 ELD 4ms am&&gn am*'l T W SLDisBS)

-2.08 S A D 3.00)_

, 4 A4 E L D R AS) 0.00 SLD 2.00) 0.30 (LLD 2.00) 1 BETA 0.77 3.31 4.40 18.59 2.50 3.40 4.20 3.60 4.10

(

~ ORY:o

+ ORY=

ORY. r 4.00 G.LD 5.00)

DRY MW.ETs_;.e MFMA 1.08 SLD ASO)'

--W

-M m., E.+-+

BETA 5.1 81.16 16.92 51.10 k

I amaanrmann H _ ABAleOIED -

ABANDONED l

gg g

g

,e-4 BETA

-i

, ; ggq jy c,y 33

.y

.. m 43 s 3,gg. -

4,qg;- - I. q 3,yg m 4.30 mg g,

~ s. g r.s

-g3 BETA 4.8 4 51 3.30 6.56 3.20 6.50 7.69 sn 4.50

[

r 1m&AD**"* H c 1.1968D 82 = cam &IDm:'

1 1.00 (LLD 8.00)

L MalRBritA

'423 819.16.01

-l' " " " * -

1M BETA 39.1 48.19 38.20 36.49 38.40 46.40 12.81 33.60 39.70

g-t e 3.33 v et 1N A

qj,_- ---' -wm'

135 SLD75) 4.79 S A D 7.00) 3.10 (LLD 5.00)

[

""'" *1_ gg63 BETA 11.1 11.38 13.50 25 61 11.50 13.70 8.30 19.00 10.50

""" Q 46-

33 e o n2m(~' M 3MRys wh MeWq*

, e.ge SAD 1.001

-=1A1+c

' ~ 1,00 0.70 (LLD 1.00)

BETA 6

4.52 6.10 6.10 2.70 3.20 8.20 3.80 3.40 l

ugemy m

.rt..

. g-mu-- -,,.mwaas r i m & a D e==*

4sse essa n im &LD s.co)-

DRY BETA 4.5 4.32 8.00 7.41 5.70 2.50 10.20 38.00 l

f 3;rw.eQ - -- - -- - - %

_ggg g6-3,yg ggp e amm. i. gggggg 4,y3; -

. 0.30 (LLD 3.00) 4 MgM

-- 4 31

.e BETA 3.9 3.17 4.50 3.30 2.90 (LLD 3.00) 6.90 10.72 7.50 5.30 f

MgM 4A5 SED SAS) '

~ tim " TID 6M-WM:rde W ?

4m&&B4AS)

- 24549 3AS) ' m ~ - t 7m 4 1.00 (LLD 3.00)

BETA 0.73 8.19 9.40 24.86 2.50 (LLD 3.00) 3.10 9.24 42.40 6.30 Mg gggg

-3.23 + -

-uy SAR-9+MSNIMassi,E m a f E35 ; _

"r34:

-1,19S&D22 -

- - Em 6.70 l'

i BETA 5.3 8.21 5.50 8.30 6.10 5.50 5.28 6.40 7.60 em w -

DRY

.tW9

+- -W I m KM$MM-G yeT W.

+

l MW.3Tu, M

~--W-

~ 5We

)

BETA ESS SAD 1.00) 1.10 MUU.ags MPltA

' 3.30 -

~1ts e " : ww M *MEM& t SmSSD 1J00)-

9.99 SAD 1.80)

+ : 2.51 :

4 BETA 4.10 3.05 3.39 3.30 2.90 4.62 3.30 3.00 l

1 l

New-sida t

7 59 AM 11/3/98 Page 8 of 12 Pages i'

Gross Alpha /Gro;s Beta D ta ReSults Parks SLDA November,1995 February,1996 May,1996 August 1996 November,1996 February,1997 May,1997 August,1997 November,1997 LOCATION TYPE SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG SAMPUNG pCl/ liter pCMiter pCl/ liter pCMifer pCl/ liter pCHiter pCl/Ilter pCl/ liter pCMiter MS35m ALPHA

-4.70 -1.6 7 8.14 ' 4,

NOWN s s 1.05jadt.99) -

0.38 (LLD 5.00) : ; 3At (LLD 7.00):

t70 (LLD 8.00)-

- 1.70 (LLD 5.00)'

_ 9.00 BETA 17.50 18.13 42.75 10.20 19.50 11.70 12.60 9.70 M,; g ALPHA 1 5.90 - -

6.97a w;IN7MM1

438z.*

c 0.74 9.LD 2.00) -

11.20 (LLD 2.00) - c

.3.12 a 1.00 (LLD 3.00).

-3.00 2

1 BETA 3.70 1.96 6.20 3.00 1.80 (LLD 2.00) 8.41 3.70 1.70 (LLD 3.00) pfS41m ALPHA 0.43 (LLD 0.85) -

4.21 - -

- NOTE R e M SF 5M: t2A0>

~ e 4.30 s 1.21 (LLD 2.00)

-- 3Ao -

2.10 4

BETA 4.37 4.19 3.57 4.59 7.10 3.43 5.70 4.60 MUS 4Rgy ALPHA

- 4.70 5

- 5.32 -

- iNOTEM 7 r

~ 5 SSR :

1 4.10 : ~

1.70 (LLD 2.00)

_1.00 (LLD 2.00)

.--t70 (LLD 2.00);

4.10 BETA 1997 6.37 18.67 7.30 9.10 6.54 9.20 9.40 jf4p43n ALPHA ~

3,20 x 4.24 1NOTk!Ob -

ed.49 ; e r

- SA7 (LLD 2.00) :

4.04 (LLD 2.00) :

1 A3 (LLD 2.00) <

1.50 (LLD 3.CO).

1.30 (LLD 2.00)

BETA J.97 4.44 2.97 (LLD 3.00) 2.70 9.40 72.19 5.10 4.40

-4JO -

- 7.70 -

- 7.92, --

r y A.00 =

4.30 1 NOTE 15) &1 e-12.75 --*

MUpges;. ALPHA-

.7AD r

= 5.72 a e r

BETA 11.20 6

10.17 5.10 7.30 6.76 3.60 6.60 r3.24

5A07 -

8.33 f 4.50 :

2.20 fMN5ga ALPHA'

- 12n o a n 110) -

- t14 -

7 NOTE (s)s. w* GJS

-~

BETA 197.90 91.6 43.63 22.43 25.90 22.15 26.80 17.30 MYV_de g ALPHA

-- DRY ~

' 4.88 e "

0 DRY =n~

e9J8-

~ DRY ' c

~ DRY

- DRY tDRY-ORY BETA 20.02 52.04 PZ3 p q ALPHA

.LS

- 4.31 <

-

e 7,40 x "

$512 n

- 2.02 f SAO3

- 9.80 -

.1.20 -

2.70 BETA 1.3 2.26 17.50 1.26 1.60 2.50 6.00 20.50 1.80 PZ-2Mg ALPHA

' DRY - -

2A-

+ 2.50 (LLD 3.00) '

m - 11.88 ;-

1.70 (LLD 2.00)

- 5.30 -

_ 3.10 (LD 4.00) _

- 7.50 DRY-BETA 2.05 3.20 7.40 3.50 5.90 5.65 5.00 PZ;3;j.h ALPHA:

DRY

' 2.79 c

- 2.70 (LLD 4.001...

n - 115.30 - -

.1.70 (LLD 3.00) -

~ A00 - -

DRY-

1.70 (LD 4.00)

DRY BETA 4.74 8.80 11.61 4.20 6.50 4.00 (LLD 5.00)

DRY M -

'-DRY, DRYf

-DRY-

. _ DRY-

< DRY ^

DRY

PZMw, ALPHA DRY-

DRY-BETA PZ-52.,.AcALPHA-DRY DRY:

'+ DRY A

- 2 DRY: '

.ORY-DRY >

. DRY-DRY DRY BETA

.1.10

0.42 (LLD.1.00)

- 0.80 (LLD 1.00) 0.10 (LLD 1.00) 1 PZ4is m ALPHA

. -0 61 (LLD 0.89)

0.8

. 0.80 (U.D t00)t 21A1 0A7 (LLD 1.00).

BETA 2.4 1.26 2.20 1.79 1.00 3.30 1.58 2.40 1.90 PZ-7g,,.

ALPHA 0.28 = -- '

- - - 0.39 - -

10A0 (LLD LOOL' r 034(lid.t00) ~

. 0.10.(LD LOO) -

r 0.90 (LLD 1.00)

D 1.31 :

- 0.70 (LLD 1.00)

- 0,50 (LLD 1.00)

BETA 2.3 1.83 3.10 2.04 1 20 2.00 3.37 1.70 2.00

- 0.00 (LLD LOO)..

._0.68 (LLD 1.00) 0.00 (LLD 1.00) 0.50 (LLD LOO)

PZ4.,.w ALPHA 485 (LLD L10)

- 0.08 r

9.09(LLD 1.A01 :

' ur 41$.--

' 1.33 '

BETA 1

2.29 2.40 6.30 1.99 1.70 1.43 2.40 2.20

_ 13.75, -

2. 9.14 (LLD LOO):

11.00

1.04 1 10.92 (LLD 1.00) :

0 90 (LLD 1.00)

ALPHA t4-t03 10.00 (LLD..tOS)? '

PZ4%2 BETA t9 1.2 2.10 3.36 1.10 1.40 2.65 2.70 1.70 (1) =>

MW.18 pot sampled due to a baller lodged ln the well casing.

(2) =>

Sample spilt and reanatyred. Reanalysis shows gross beta of 4.56 and 6 33 pCid respe=ttvely.

(3) =>

Results invahd due to improper field filtering.

(4) =>

Well abandoned after installation of new wells during 1985 field wortt (5)==

Well not installed during this sampling period (6) =>

Not sampled during 2Q96 sampling event due to administrative error.

= >

Sample results suspect due to high residue (65mg) 6n a 10 mi sample

* = >

High Gross Beta due to natural potassium-40 1

New-sida 7 59 AM 11/3/98 Page 9 of 12 Pages I

Gross Alpha / Gros 3 Beta Data Results Parts SLDA Fetwuary,1998 May,1996 LOCATION TYPE SAMPUNG SAMPUNG

~ j pcitiner pci/ uter 6

... D """""' '.64

~""""

.t JiiB39f 6 rJ SETA 5

5.70 MI.i C. X. E 5i M BETA 3.83 1.50 6

'.1 TL331dEM N BETA 1.43 2.20 Z 4-

%WM1m i-

'-S&iisii&1AO) +

BETA 2.23 2.60

- _,=m:..--._

m-z.

og -

BETA 3.52 3.70 Q- 3' 7-~

a;MM y kwM e = y SETA 1.37 5.10 g_

5859D @}

fYWM'*8 BETA 2.76 3.60

_Rdn Wp1C _-'"" " 9,6**e BETA 2.72 5.30

.M$gy

2. hANGM':

SM BSD * " 4' BETA 8.62 14.80 My

^f-. l 6 144 T W3191J8)5 BETA 3.30 8.60

_ggg

_ ~

-MM,

.:: a-ma namy BETA 3.14 (LLD 9.00) 6.50 (LLD 9.00) gagg

, - m.e

-mm BETA

.SMb Mr' ~ _^ MS

'* 6 M E t

BETA 2.95 3.80 M M4

-ftt?1.18.3&DSM x ' ?.%ESED W J BETA 3.84 54.30

_Qg;

- w a.. M ;_,, r

. r-

==

BETA 3.25 4.20

.g g:,

,W"J12 q-

---q: W v;twy BETA 2.89 2,30

@y

'kW VMs =*

2.WMd?

BETA 3.51 2.50

.63 NM6 "dbf 6 BETA N

3.$1sTsmund1M 'i!i.:M-<M#E@

BETA 1.90 gg jhg e =---- a men.gy_*-__--

BETA 3.40 6.20 Mg

-jL*. v M Vg;y.*;R** - -- -

Z_'

BETA 16.86 14.10

_Ejid'

_7h O WTE./

' ~ d6 E':'

BETA 2.18 3.30

. Man.16 s SmM12:

r MSSDWl:

BETA 5.52 14.70 Mus4sm suren

411 sas1Ae a

=-massam1Aer BETA 2.80 7.90

[

i I

l New-sida

.7'59 AM 11/3/98 Page 10 of 12 Pages i

Groso Alpha / Gross Beta Data Results Parks ELDA February 1998 May,1998 LOCATION TYPE SAMPUNG SAMPUNG pCl/lHer pCl/ liter MQ;

.Ma g R~'t % m :w.

BETA E

__A idE* h Hff - __- - - _ :' 1 BETA 6.13 11.00 Mpf

- w-;Ma-pyy

+ ?igt M*.. _: r,

BETA 7.30 24.50 bi[.-.' _23.: m m..

BETA mw #i

. _ _. _l - 1 """""

M*"+-

BETA 4.53 7.60

~ w. ig w.n

-- M ggg g ;

?

BETA 13.19 3.6G

,q-gM e

a y M 31-~ >

~.yp DRt->~?

BETA M4Q i.

t GAtmtse :

430 SAD SAS) -

BETA 8.44 10.70

[

amesam w,-

s sAsatoa.en s l'

BETA 7.20 5.90 MgyM

'i &948&D1AS) '

~4m SAD 1AW-BETA 2.38 4.06 (LLD 0.40)

Mg-gM

. u Mpe M:kM-r ~ W BETA 3.29 13.40

.MM..,_ :

F4A48&D B.N)'

'> =. M 9 wr BETA 3.11 48.30 mag'

??-

BR(c :

rMS&D'" -

[

BETA 11.60

.---_--y BETA 7433 7 --

mr 33,-

gg e

BETA 4.01 3.60 MigN#

l r_f1AE R&SW :

.: 6 &&D M 2 l

BETA 53.48 34.50 g hlM 4 v &71 r;& r "4,WSADM r BETA 10.29 126.20 l

WQ JGMS&B M 4 4 E1GA&R W :..

+

BETA 2.96 3.10 (LLD 4.00) gg+jm, w.

,-; g a

- M R'

BETA 4.10 MMM.t GAFRESME--

= W EAD M r I

BETA 3.22 (LLD 4.00) 64.00

,iiiii45M.__ R

's6 &&D" '-

5INWGAD " #

BETA 4.25 54.00 g ggg

.--g 33.,

73;3Rg

-v u BETA 7.10 51.80

@ &MM*

K -. - '-

-- ' iW Mr BETA 6d6

?&S98&D W -.

3 9251DW r BETA 2.87 3.40 New-sida 7.59 AM 11/3/98 Page 11 of 12 Pages

Gross Alpha / Gross Beta Data Results Parks SLDA Fetwuary,1998 May,1996 LOCATION TYPE SAMPUNG SAMPUNG pCI/Heer pCIAlter mg-ycp==

-- y - --

,g SETA 19.76 17.10

~

' 3 K L II7 } k_~.-I EU... TE[l BETA 6.02 7.20

%W.W

@*ik fV^-

e, BETA 3.13 27.30 R-]2iss

.HLOWeasP- -

~"$NM i9 BETA 6.71 22.40 MJ41-3 i?!1 M M M N WSRDim <

x SETA 3.95 8.20 Mfi@

J.h W. SSS N F: w-i

W GAD?*-

BETA 6.91 4.30

. Mg&SW -

,gggm' N ;.3 ' M *:

-3 BETA 21.50 Mgymih.

m W " ~ m--

s&19 BADS m -

BETA 8.40

.NanaMc.

<- 9.MS& Dim e 9.NEAS 12 :-

BETA 3.34 1.90 (LLD 4.00)

PEdwaREPHA

488 819 3AS).

._ 4A0 ELD 3AO) <

BETA 3.2e 2.60 (LLD 3.00)

MiqMijM

^ WSDM

' E79&D4Nt '-

BETA 8.91 S.10 w@

,pggggg-

_ fy -- g..

BETA

.:M -. - ' y ~.

7_9 g:. m ggQ M

BETA

_PE4panym

+4.16SA914 c 7 m EAD 1.001 ~

BETA 1.53 2.00

.PE'7,.h pdm

>: W E6512 -:

WEAR _1m BETA 3.25 1.10

. PEG,dfh lM

": _ GAS SAD 1 MiT i &1S ELD 1.001_a BETA 1.31 1.40

' W W im *

. 94 SAD _1AS)x

,@fdiA1 M BETA 1.53 3.20 New-sida 7.59 AM 11/3/98 Page 12 of 12 Pages

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Text

Subject:

Dear Mr. Orlando:

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