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HYDRO29812
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HYDRO29812
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Last modified
8/24/2016 8:48:41 PM
Creation date
11/20/2007 11:31:17 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981041
IBM Index Class Name
Hydrology
Doc Date
6/8/1992
Doc Name
RATIONAL FOR PUBLIC NOTICE POWDERHORN COAL CO
Permit Index Doc Type
NPDES
Media Type
D
Archive
No
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COLORADO DEPARTMENT OF HEALTH, Water Quality Control Division <br />Rationale - Page 6. Permit No. CO-0027146 <br />V. PERFORMANCE HISTORY <br />A. Monitoring Daca (continued) <br />1. Discharee Monitoring Reports: (continued) <br />Table V-1 -- Self-Monitoring Results For Oucfall 001 <br />I <br />Parameter <br />pH, s.u. <br />TSS, mg/1 <br />Oil and Grease, mg/1 <br />Total Iron, mg/1 <br />Flow, MGD <br />To cal Dissolved <br />Solids, mg/1 <br />11 -/7.8/9.0 6.5-9.0 0 <br />11 K9/K10/K10 35 0 <br />11 NV/NV/tiV 10 0 <br />11 0.21/0.0/1.13 3.5 0 <br />11 0.0520/0.0001/0. 1557 none - <br />11 771/492/1,843 * 0 <br />* See section V.B. <br />K means "lass than" <br />NV means "none visible" <br />Tab 1e V-2 -- Self-Monitoring Results For Outfall 002 <br />No. of Reported Previous <br />Parameter Reporting Concentrations Permit <br />Periods Avg/ Min/ :Sax. Limit <br />No. of <br />Violations <br />pH, s.u. <br />TSS, mg/1 <br />Oil and Grease, mg/1 <br />To cal Iron, mg/1 <br />Flow, MGD <br />Total Dissolved <br />Solids, mg/1 <br />No. of Reported Previous No. of <br />Reporting Concentrations Permit Violations <br />Periods Avg/ Min/ Max. Limit <br />2 -/7.3/7.9 6.5-9.0 0 <br />2 K10/K10/K10 35 0 <br />2 NV/NV/NV 10 0 <br />2 0.55/0.29/0.81 3.5 0 <br />2 0.2221/0.1241/0.320 none - <br />2 1,976/1,650/2,302 _ 0 <br />* See section V.B, <br />K means "less than" <br />NV means "none visible" <br />
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