ENFORCE28923

• Permit No: C1981041
• IBM Index Class Name: Enforcement
• Doc Date: 7/13/1995
• Doc Name: FAX TRANSMISSION SHEET
• From: WQCD
• To: DMG
• Violation No.: CV1995021
• Media Type: D
• Archive: No

~ 3/1995 11:33
303-782-0390
CDH WGICD W~CC
Phone Call Log for Violation Reporting
Water Quality Control Division
Permits and Enforcement Section
PAGE 02
Entity: Powderhorn Coal Co.
Permit No.: CO-0027148 Person Reporting: Larry Reschke
County: Mesa Phone No.: 19701484-7951
Parameter: Total Suspended Solids ®004 Reported Value: 840 mg/I
Data of Violation: 30 June 86 Permit Llmlt: 70 mg/I, daily m
Date & Time of Report: 13 July 95, a.m. Has this happened before: No
Probable Cause: At the portal sump, a sump pump malfunctioned, so it was unabl to keep
up with the pump feeding it, causing the portal sump to overflow onto the un rground
access road. This water picked up sediments es it traveled down the road and bac into the
upstream sump, then was recycled to the portal sump, adding to the TSS problem There
are no alarms on the pumps.
The problem was discovered at about noon on 30 June 95. The Division of Mi tale end
Geology issued a Notice of Violation for this event based on a sample they collec don 30
June 86 which showed TSS present at 548 mg/I. Powderhom reported shat on 29 une 95,
a visual inspection showed the water appeared clear, and a 16 June 95 sample bowed a
TSS concentration of 3 mg/I.
To get et the pump for repairs, they had. to pump down the sump. whlc en±ailad
discharging 30,000 - 50,000 gallons of water.
Written Report to Follow: Yes. The WOCD
will be copied on submittals required by the
NOV to DMG.
Comment: Remediating the immediate problem involved repairing the pump. T y will
also work to even out flows underground, including moving towards a continuo
discharge rather than a batch discharge.
Reported By: Kathleen Sullivan
Date: 13 July 86
cc• Dletrict Engineer. FIaW Support Section
Petrlcls Nation, Permits and EnforeamarR Sealon
Original to M6-3 File