ML20091L142

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NPDES Noncompliance Notification:On 840130 & 31,effluent Ph Analysis from Outfall 101 (Sewage Treatment Plant) Showed Values Below NPDES of 6 for 48 H.Lime Additions Were Made to Increase Ph.Emphasized Proper Disposal of Liquid Wastes
ML20091L142
Person / Time
Site: Calvert Cliffs  Constellation icon.png
Issue date: 04/24/1984
From: Russell L
BALTIMORE GAS & ELECTRIC CO.
To: Schmidt B
MARYLAND, STATE OF
Shared Package
ML20091K978 List:
References
NUDOCS 9201270281
Download: ML20091L142 (1)


Text

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B ALTIMORE G AS AND ELECTRIC COMPANY P.o. sox i 4 7 s B ALTIMOR c. M A R YL AN D 212o3 NUCLE AR PowtR DEPARTutNT cQLvERT CLiral NUCLE AR PQnER PL ANT LUS$Y, M ARYL A ND 20887 April 24, 1984 OfficeofEnviro)mentalPrograms

' Waste Management Administration ,

201 West Preston Street  !

Baltimore, Maryland 21201 1 Attention: Mr. Barry Schmidt Ret Maryland State Discharge Permit No. 79-DP-0187 and NPDES Permit No. HD. 0002399

Dear Hr. Schmidt:

1 On January 30 and 31 the effluent pH analysis from outfall 101 (Sewage Treatment Plant)-showed values below the NPDES specification of 6.0 for total period of 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br />.

Values are as follows:

Date Sample Location g 1/29/84 Aeration Tank 6.3 Plant Effluent 6.4 4

1/30/84 Aeration Tank 4.6 Plant Effluent 5.2 1/31/84 Aeration Tank 4.5 Plant Effluent 5.1

-2/1/84 Aeration Tank 5.8 Plant Effluent 6.4 t Except for realizing an acidic solution was introduced to the plant, the actual cause of the pH vas not determined. Lima additions were made to increase pH in a manner as to not reshock the plant.

Emphasis has been placed on the proper deposal of liquid waste 9 at-the plant.

This noncompliance was reported via telephone to your office on April 23, 1984.

Should you have questions regarding this information, please feel free to call.

Very truly yours.-

41.4Y <

L. B. Russell Plant Superintendent LBR/ bad 9201270281 920116 PDR ADOCK 05000317 6 PDR l I _ .

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