ML20084A269

NPDES Noncompliance Notification:On 950410,discharges from Goosequill Ditch (Outfall 001B) in Excess of Ph Permit Limit.Water from Shallow Wells Used for Makeup in Order to Lower Ph of Water Discharged from Goosequill Ditch

ML20084A269
Person / Time
Site:	Fort Saint Vrain
Issue date:	04/11/1995
From:	Lindt E PUBLIC SERVICE CO. OF COLORADO
To:
Shared Package
ML20084A265	List: ML20084A262 ML20084A266 ML20084A269
References
NUDOCS 9505300283
Download: ML20084A269 (2)

Text

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P.O. Box 840 Denver, CO 80201 0840 April 11,1995 Ms. Kathleen Sullivan industrial Enforcement Engineer Permits and Enforcement Section Water Quality Control Division Colorado Department of Health 4300 Cherry Creek Drive South Denver, CO 80222-1530 RE:

Public Service Company of Colorado - Fort St. Vrain CDPS Permit Number CO 0001121

Dear Kathleen:

Attached please find the noncompliance report for Public Service Company of Colorado Fort St. Vrain's outfall 0018. The noncompliance report details the discharges from the Goosequill Ditch (outfall 0018) for the period on April 10,1995 with discharges in excess of the pH permit limit of 9.0 s.u.

If you have any questions concerning this report, please contact me at 294-

2440, 1

Sincerely, i

O....

Eldon Lindt, Sr. Environmental Analyst Attachment cc:

U.S. EPA Region Vlli Alan Albrandt - PSC Mary Fisher - FSV Sam Chestnut FSV Jesse Brungardt - FSV 9505300283 950516 PDR ADDCK 05000267 S

PDR

NPDES DISCHARGE PERMIT NONCOMPLIANCE REPORTING FORM Date: 04/11/95 Applicable Permit No.: CO-0001121 Discharge No.: 001B GENERAL Company: Public Service Comoany of Colorado Mailing Address: P.O. Box 840 Denver. CO 80201 Plant Name: Fort St. Vrain Station Plant Imation: Near Platteville. Colorado County: Weld II. NONCOMPLIANCE REPORT A. Description and Cause of Noncompliance: A sample collected at discharge point 001B at 1:50 p.m. on 04/10/95 exhibited a pH of 9.1 s.u. The probable cause of this elevated pH is biological (photoplankton) activity in the East Makeup Pond. A different source of makeup water was used to lower the pH of water discharged from the Goosequill Ditch.

B. Noncompliance Period:

Started:

A.M.

01:50 P.M. 04/10/95 Date j

Ended:

A.M.

10:10 P.M. 04/10/95 Date C.

Action Taken to Reduce, Eliminate, Prevent: Water from shallow wells was used for makeup in order to lower the pH of the water discharged from the Goosequill Ditch.

D. Person Initiating Written Report: Eldon Lindt Signature: [ L-kdY 4

i E. Water Quality Control Division Notification Requirements:

Telephone' (24 hrs.):

04/10/95 Date Ms. Kathleen Sullivan Notified 02:20 p.m.

Written (5 days):

(>f

• 1/95 Date Notified i

SUllMIT REM)RT TO:

,%ts. Kathleen Sullivan Regional Adminhtrator Colorado I)epartment of Public IIcanth and Environment U.S. EPA Water Quality Control Division One Denver Place. Suite 500 Monitoring & Enforcement Swtion 99918th Street SWM-C 4300 Cherry Creek Drive South Denver. CO 80202-2405 Denver. CO 80222-15.4 Atta.: Enforcement - Permit Program in the event of non<ompliance for the FSV Station, a verbal report must be made to the Nuclear Regulatory Commission by the FSV shift superviwr (6201090) within four hours after verhady notifying the Water Quality Control Division.

j Verbal notification to FsV Control Room on 04/10/95 at 03:00 p.m.

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