ML20078P731

NPDES Noncompliance Notification:On 941108,sample Collected at Discharge Point 001A Exhibited Ph of 9.60 Su.Biological (Photoplankton) Activity in Farm Pond Caused Elevated Ph

ML20078P731
Person / Time
Site:	Fort Saint Vrain
Issue date:	11/09/1994
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 9412200120
Download: ML20078P731 (2)

Text

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0 Public Service' --

P O.Bos840 Conver.CO 80201 0640 November 9,1994 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 m f' d 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 8,1994.

If you have any questions regarding this report, please feel free to contact me at 294-2814 Sinc y, hb W otiise C. Meyerkord 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 9412200120 DR 941129 ADOCK 05000267 PDR

NPDES DISCHARGE PERMIT NONCOMPLIANCE REPORTTNG FORM Date: 11/09/9'4 Applicable Permit No.: CO-000ll21 Discharge No.: 001 A I. GENERAL Company: Public Service Comoany of Colorado Mailing Address: P.O. Box 840 Denver. CO 80201 Plant Name: Fort St. Vrain Station Plant Location: Near Platteville. Colorado County: Weld H. NONCOMPLIANCE REPORT A. Description and Cause of Noncompliance: A sample collected at discharge point 001 A at 1:00 pm on 11/08/94 exhibited a pH of 9.60 s.u. The cause of this elevated pH is biolo (photoplankton)

Ditch has a pH less than activity 9.0 s.u.in the farm pond. Water discharged into the pond from the Go B. Noncompliance Period:

Started: A.M. I:00 P. M. I1/08/94 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 was completed on 9/30/94 and submitted to the CWQCD. The conclusion of the study was tha elevation of pH across the farm pond was related to biological (photoplankton) activity.

permit amendment was submitted for public notice in November 1994, which will delete t limitations for outfall 001 A.

D. Person initiatin rt: Louise Meverkord ,

Signature:

v s-Nf6d/> ((M/d ' M /

v g-E. Water Quality Control Division Notification Requirements:

Telephone (24 hrs.):

11/08/94 Date Ms. Kathleen Kalamen Notified 3:00 nm Written 15 days): 11/09/94 Date Notitled SURMIT MITORT TO:

\tt. Kathiern Kalsmen Hruirinal Administratae Colorado Department ut l'uhlir liculah and Environment U.S. EPA Water Quality Lontrol Division One Denver l'!are. Suite 500

%mitorina .1L Enforcement Settinn 4300 Cherry Lreek Drive wuth 999 IMth 5treet NWM.C Denver. CO Mt2221530 Denver. LO N0202 240$

btn.: 1:nforcement l'ermit l'rograta in the event of non.rumpliance for the l SV Station. . terhal report must he made to the Nuclear Reuulatory Co by the l'SV shaft superttwr th20 lu9tn within four hourt alter terhally notif ying the Water Quality Control Divisies. ;

CesHtJCICd the FsV .*:ilt suprvis.*r .it J 02 p ui. on I t s08/94 ,

I

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