ML19338F218
| ML19338F218 | |
| Person / Time | |
|---|---|
| Site: | Dresden  |
| Issue date: | 08/22/1975 |
| From: | Stephenson B COMMONWEALTH EDISON CO. |
| To: | James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| References | |
| 504-75, NUDOCS 8010100474 | |
| Download: ML19338F218 (4) | |
Text
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~) Comm._. wealth Edison (c_
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One First:;nstional Plaz9, ChicTgo. Illinois,
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Addr:ss Reply t;: Post Offica Box 767
, Chic;go, Illinois 60690 Dresden Nuclear Power Station R. R. #1 Morris, Illinois 60450 22, 1975.__ W August ESS Ltr# 504-75
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J. Keppler, Regional Director Office of Inspection and Enforcement 3
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U.S. Nuclear Regulatory Cc:::::ission I--
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.M 7 7og Roosevelt Road
-y Glen Ellyn, Ill 60137
SUBJECT:
Dresden Nuclear Power Station Semi-Annual Report N.R.C.
Dockets 50-10, 50-237, and 50-249
Dear Mr. Keppler:
Attached is the second portion of the Semi-Annual Report pertain-ing to Radioactive Effluent Discharges, Environmental Monitoring, Solid Radioactive 'Jaste, and Perconnel Exposures for Dresden Units 1, 2, and 3 for the period a t January 1,1975 tiuough June 30, 1975, as required by the Technical b.. cifications. Tne first portion of this report was trans-mitted under a separate cover.
One copy of this report is provided for your use, and 39 copies are being tranc=itted by this letter to Mr. Senard C. Rusche, Director of the Office of Nuclear Reactor Regulation.
Sincerely, b
% 3. B. Stephenson Station Superintendent EES:DA:Jea m
N10109fk
F 8/20/75 REVISED TABLE 1.2-2 REPORT OF RADIOACTIVE EFFLUENTS Docket No. 50-237'& 50-249 FACILITY: Dresden Unit 2 & 3 YEAR: 1975 Six Mg:H 1.2 Liquid Effluents Units Jan.
Feb.
March April' May June Total" 1.
Gross Radioactivity a)
Total Release Curies None 2.0E-02 8.9E-02 7 0E-02 2.3E-01 1.4E-01
$.$E-01 b) Average Concentration Released-pCi/ml None 2.6E-09 1.1E-98 1.1E-09 2.6E-09 5.9E-09 4.6E-09 c) Maximum Concentration Released pCi/ml None 3.4E-08 4.5E-08 2.3E-08 5.9E-08 6.6E-08 6.6E-08 d)
% of Tech Spec Limit None 2.61 10.5 1.1 2.59 59 4.6,
2.
Tritium a) Total Release Curies None 2.16E-04 5.29E-04 4.42E-03 2.51E+01 1.89E+01 4.4E+01 b) Average Concentration Released
.pCi/ml None 2.83E-11 6.26E-11 6.76E-11 2.84E-07 7.6E-07 2.1E-l 3.
Dissolved Noble Cases a) Total Release Curies b)
Average Concentration None Detected Released pCi/ml 4.
Gross Alpha Radioactivity
)
a) Total Release Curies None 1.63E-05 3.34E-05 2.50E-04 3.08E-02 4.88E-03 3.6E-02 i
b) Average Concentration Released pC1/ml None 2.1'E-12 3.95E-12 3.82E-12 3.49E-10 2.00E-10 1.1E-10 ;
1 8/20/75 REVISED TABLE 1.2-2 (Cont'd)
REPORT OF RADIOACTIVE EFFLUENTS Docket No. 50-237 6 50-249 YEAR
- 1975 FACILITY:
Dresden Unit 2 & 3 Six Month 1.2 Liquid Effluents Units _
Jan.
Feb.
March April May June __
Total l
-:I" 5.
Volume of Liquid Waste to Disc rge canal Liters None 1.66E+05 6.47E-05 1.05E06 4.48E06 3.38E06 9.73E06 6.
Volume of Dilution Water Liters 8.45EO9 7.63E09 8.45E09 6'.54E10 9.0E+10 2.5E+10 2.0E11 7.
Isotopes Released Curies 1.4E-02 8.5E-03 2.8E-02 cs-134 None 2.3E-04 6.OE-03 Cs-137 None 4.7E-04 1.3E-02 6.9E-03 2.OE-02 1.5E-02 I-131 None 1.2E-03 1.4E-02 1.5E-02 9.6E-03 3.3E-02 None 2.6E-03 5 3E-03 Mn-s4 co-60 None 1.5E-02 4.5E-02 5.2E-02 6.3E-02 3.9E-02 2.1E-OL Sr-89 None 1.0E-05 4.9E-03 9.9E-03 1.3E-01 8.4E-02 2.3E-01 Sr-90 None 1.0E-05 2.0E-04 1.0E-03 4.1E-03 2.6E-03 7.8E-03 6.5E-04 None 6.5E-04 Ag-gow O
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o NRC DISTRIBUTION FOR PART 50 DOClkET MATERIAL (TEMPOR ARY FORM) 9181 CONTROL NO:
FILE: Fnvira c
F ROM:Connonwealth Edison Co.
DATE OF DOC DATE REC'D LTR TWX RPT OTHER Chicago, Illinbis XX B.B. Stenhenann A 99_74 n_90 7c TO:
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h0 50-237, and 50-249 x xxx DESCRIPTION:
ENCLOSURES:
Ltr trans the following*.
RaMoacthe Waste, Envhomental Monitoring and Occupational Personnel Radiation Exposure ACRS-1 January Through June, 1975 Dzpt of Interior-2 EPA-2
( 40 cys enc'1 rec'd)
Cys sent to Enviro Lic Asst for Dist k,n,, h
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PLANT NAME:
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