ML20078P728

NPDES Noncompliance Notification:On 941102,sample Collected at Discharge Point 001A Exhibited Ph of 9.60 Su.Biological (Photoplankton) Activity in Farm Pond Caused Elevated Ph

ML20078P728
Person / Time
Site:	Fort Saint Vrain
Issue date:	11/03/1994
From:	Meyerkord L PUBLIC SERVICE CO. OF COLORADO
To:	Kalamen K COLORADO, STATE OF
Shared Package
ML20078P727	List: ML20078P721 ML20078P728 ML20078P731 ML20078P734 ML20078P737
References
NUDOCS 9412200118
Download: ML20078P728 (2)

Text

1 O Public Service- l% h 8 0 Boa 840 Conver. CO 80201 0840 i l

November 3,1994 Ms. Kathy Kalamen Industrial Enforcement Engineer Permits and Enforcement Section Water Quality Control Division Colorado Department of Public Health and Environment 4300 Cherry Creek Drive South Denver, Colorado 80222-1530 RE: Public Service Company of Colorado - Fort St. Vrain Station CDPS Permit No.

CO-0001121

Dear Kathy:

Enclosed please find a non-compliance report for the Public Service Company of Colorado Fort St. Vrain (FSV) Station. The non-compliance report details the pH exceedance reported to you on November 2,1994.

If you have any questions regarding this report, please feel free to contact me at 294-2814.

Sincerely, V.

Cou\ ise C. (Meyerkord dGUk Unit Manager Environmental Programs Attachment ec: U.S. EPA, Region Vill Alan Albrandt Don Holmer Glen Reigel Don Warembourg Mike Holmes Dave Fetterolf Terry Staley Ted Borst Jesse Brungardt 94t22OO118 941129 PDR ADOCK 05000267 S PDR

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..' ' i NPDES DISCHARGE PERMIT NONCOMPLIANCE REPORTING FORM f Date: 11/03/94 l Applicable Permit No.: CO-0001121 Discharge No.: 001 A

{

I. GENERAL '

Company: Public Service Comoany of Colorado '

t Mailing Address: P.O. Box 840 Denver. CO 80201 2 i

i Plant Name: Fort St. Vrain Station Plant Location: Near Platteville. Colorado County: Weld II. NONCOMPLIANCE REPORT A. Description and Cause of Noncompliance: A sample collected at discharge point 001A at 2:00 pm on 11/02/94 exhibited a pH of 9.60 s.u. The cause of this elevated pH is biological (photoplankton) activity in the farm pond. Water discharged into the pond from the Goosequill i Ditch has a pH less than 9.0 s.u.

B. Noncompliance Period:

Started: A.M. 2:00 P.M. I1/02/94 Date  :

Ended: A.M. P. M. Date C. Action Taken to Reduce. Eliminate. Prevent: A year long study was implemented on May 1993 to determine the causes of high pH in the 001 A outfall from the farm pond. This study was completed on 9/30/94 and submitted to the CWQCD. The conclusion of the study was that ,

elevation of pH across the farm pond was related to biological (photoplankton) activity. A l permit amendment will be submitted for public notice in November 1994, which will delete the pH limitations for outfall 001 A.

D. Person initiatin Report: LouisesMeyerkord Signature:

/ b(ta lLlO/ Ae I a l E. Water Quality Control Division Notification Requirements:

Telephone (24 hrs.): II/02/94 Date Ms. Kathleen Kalamen Notified 3'50 nm Written (5 days): 11/03/94 Date Notified SUBMIT REPORT TO:

Ms. Kathleen Kalamen Regional Administrator Colorado Department of Public ilcalth and Environment U.S. EPA Water Quality Control Division One Denver Place. Suite 500 Moniserina & Enforcement Swtion 999 INih Strew MWM.C 4300 Cherry Creek Drive ,wuth Denver. CO N0202 2405 Denver. CO 40222 1530 Attn.: 1:nforcement . l'ermit Prosrum in the event of non compliance for the FSV Ntation, a terhul report must he made to the Nuclear Meitulatory Commissise by the FSV shift supervisor th2010901 within four hours after verhally notifying the Water Quality Control Dicisies.

Contacted the FsV sh.11 supervnor at .152 p in on a 02/94

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