ML20043F159

Advises That No Unusual Amounts or Events Recorded at Plants in May 1990.Stations 7 & 8 Will Go Online During June 1990. Citizens Monitoring Rept for 900429-0505 Encl

ML20043F159
Person / Time
Site:	Crane
Issue date:	06/04/1990
From:	Baker D THREE MILE ISLAND CITIZEN'S MONITORING NETWORK
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9006140202
Download: ML20043F159 (5)

Text

-.....,. -. ~...,...

-. ~.,. - - - __-

6-o o

t June 4, 1990

+

-U.S.

Nuclear Regulatory Commission

. Document Control Desk Washington, D.C.

20555

Dear Sirs:

Enclosed is the report for the month of May.

1 There were no unusual amounts recorded or no unusual events to be reported for the month.

Station # 3 will be out of service for the summer.

Station # 4 is back on line.

Station # 6 is a backup station and vill be reporting occasionally.

Station # 7 and Station # 8 are new stations.

We still have three monitors to go on line during the month of June.

Those stations vill be located in Falmouth, Lancaster and York County.

1 If you have any questions, please feel free to contact me at 717-566-7466.

Sincerely, ik Deborah M. Baker THI-CMN l

k 9006140202 900604 i

PDR ADOCK 05000289 R

PDC

(

l-

Juno 2, 1990 THREE MILE ISLAND CITIZEN'S MONITORING NETWORK AVERAGE COUNTS MAX. CP). TIME /

MIN. CPM TIME /

04/29/90 thru 05/05/90 FER MINUTE, PER WEEK DATE OCCURRED DATE OCCURRED Station #1 12.70 15.57 cpm 11.73 cpm 5/4/90 5/5/90 i

11:02 P.M.

10:16 P.M.

r Wind: SW @ 10 Wind: NW @ 8 Station #2 14.03 15.25 cpm 12.84 cpm 4/30/90 5/5/90 9:00 A.M.

9:26 A.M.

Wind: NE @ 10 Wind: Calm Station #3 13.33 15.47 cpm 11.13 cpm 4/29/90 5/5/90 8:49 A.M.

10:32 P.M.

Wind: E @ 20 Wind: NW @ 8 Station #5 15.08 17.20 cpm 13.26 cpm 5/4/90 5/2/90 3:18 P.M.

10:29 P.M.

Wind: SE @ 10 Wind: Calm AVERAGE COUNTS MAX. CPM TIME /

MIN. CPM TIME /

05/06/90 thru 05/12/90 PER MINUTE, PER WEEK DATE OCCURRED DATE OCCURRED StStion #1 14.18 15.01 cpm 11.89 cpm

• 5/11/90 5/12/90 11:34 A.M.

10:37 P.M.

Wind: W @ 21 Wind: SW @ 12 Stction # 2 13.66 33.91 cpm 13.26 cpm 5/7/90 5/6/90 5:26 P.M.

5:05 P.M.

Wind: SW @ 20 Wind: NW @ 19 gt2 tion # 3 13.50 15.20 cpm 11.60 cpm r

5/6/90 5/9/90 6:27 P.M.

11:18 P.M.

Wind: W@ 10 Wind: S @ 14 Ah

PO;O 2 l

AVERAGE COUNTS MAX. CPM TIME /

MIN. CPM TIME /

C5/06/90 thru 05/12/90 Cont'd PER MINUTE, PER WEEK DATE OCCURRED DATE OCCURRED Station #4 11.76 13.66 cpm 10.73 cpm i

5/9/90 5/9/90 10:45 A.M.

10:00 P.M.

Wind: NW @ 5 S @ 14 Station #5 15.80 17.09 cpm 15.51 cpm 5/6/90 5/8/90 11:54 A.M.

8:06 A.M.

Wind: NW @ 10 Wind: W@9 Station #6 13.81 16.03 cpm

• 12.50 cpm 5/10/90 5/8/90 5:40 P.M.

6:25 A.M.

Wind: 3 0 20 Wind: W@9 Station 47 11.04 12.45 cpm 9.33 cpm 5/9/90 5/10/90 7:31 A.M.

1:44 A.M.

Wind: NW @ 5 Wind: S @ 14 AVERAGE COUNTS MAX. CPM TIME /

MIN. CPM TIME /

05/13/90 thru 05/19/90 PER MINUTE, PER WEEK DATE OCCURRED DATE OCCURRED Station #1 12.68 13.56 cpm 12.27 cpm 5/13/90 5/14/90 11:39 P.M.

7:42 A.M.

Wind: W@9 Wind: N@5 Station #2 13.85 15.16 cpm 13.03 cpm 5/17/90 5/18/90 6:40 P.M.

5:19 P.M.

Wind: W @ 20 Wind: NW @ 15 Ctation #4 11.21 12.60 cpp 8.60 cpm 5/17/90 5/14/90 9:30-A.M.

9:00 P.M.

Wind: NE @ 4 Winds Calm m'_.-

E.,,m s

_E.._.

Par;o 3 AVERAGE COUNTS MAX. CPM TIME /

MIN. CPM TIME /

5/13/40 thru 5/19/90 Cont'd PER MINUTE, PER WEEK DATE OCCURRED DATE OCCURRED Station #5 16.02 17.60 cpm

• 15.32 cpm 5/13/90 5/18/90 7:34 A.M.

4:43 P.M.

Wind: Calm Wind: NW @ 14 Stction #6 13.79 15.03 cpm 13.50 cpm 5/13/90 5/15/90 7:15 P.M.

5:32 P.M.

Wind: SW @ 9 Wind: S@5 Station #7 10.47 11.95 cpm 9.11 cpm 5/18/90 5/15/90 2:18 P.M.

7:40 A.M.

Wind: NW @ 14 Wind: S@8 Station #8 12.55 19.33 cpm 11.26 cpm 5/15/90 5/19/90 12:00 P.M.

9:35 P.M.

Wind: SE @ 5 Wind: SW @ 4 AVERAGE COUNTS MAX. CPM TIME /

MIN. CPM TIME /

5/20/90 thru 5/26/90 PER MINUTE,'PER WEEK DATE OCCURRED DATE OCCURRED Station #1 13.41

'17.00 cpm 11.27 cpm 5/24/90 5/25/90 4:42'P.M.

10:12 P.M.

Wind: N@8 Wind: W@5 Station #2 13.89 15.30 cpm

• 12.80 cpm 5/26/90 5/24/90 9:29 A.M.

9:02 A.M.

Wind: E@9 Wind: NW @ 5 Station #4 11.53 14.06 cpm

• 9.73 cpm 5/21/90 5/25/90 8:00 A.M.

3:30 P.M.

Wind: SW @ 5 Wind: W@7

.Et2 tion #5 15.78 17.22 cpm 14.88 cpm 5/23/90 5/22/90

~

7:15 A.M.

4:00 P.M.

~

Wind: Calm Wind: N @ 14 k -- -- -

PCge 4 AVERAGE COUNTS MAX. CPM TIME /

MIN. CPM TIME /

5/20/90 thru 5/26/90 Cont'd PER MINUTE, PER WEEK DATE OCCURRED DATE OCCURRED Station #7 10.59 11.78 cpm 9.45 cpm 5/21/90 5/21/90 12:03 P.M.

4:03 A.M.

Station #8 13.83 17.06 cpm 11.40 cpm 5/20/90 5/22/90 7:30 A.M.

9:23 P.M.

Wind: SE @ 5 Wind: N'@ 12 Station #1 is located 7 miles N.N.E.

of TMI Station #2 is located 3 miles N.

of TMI Station #3 is located 3.5 miles W.N.W.

of TMI Station #4 is located 5 miles N.N.W.

of TMI Station #5 is located 3 miles W.S.W.

of TMI Station #6 is located 7.5 miles N.N.W. of TMI Station #7 is located 1 mile W.

of TMI Stat,*on #8 is located 7 miles N.W.

of TMI Normal bcckground is 10 cpm per U.S.

statistics.

Our monitors are set to alarm automatically at 33 cpm in A'st areas.

This represents 3X's background.

cOccurred during rain LL

._mm

_.u.

.._m M._

. _ _ ~

.. ~. _ _. _

.:J..

E