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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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<br /> <br />COLORADO DEPARTMENT OF HEALTH, Water Quality Control Division <br />Rationale - Page 7. Permit No. CO-0027146 <br />V. PERFORMANCE HISTORY <br />A. Monitoring Data (continued) <br />1. Dischar ee Monitoring Re ports: (continued) <br />Table V-3 -- Self-Mon itoring Results For Outfall 004 <br /> No. of Reported Previous No. of <br />Parameter Reporting Concentrations Permit Violations <br /> Periods Avg/ Min/ Masc. Limit <br />pH, s.u. 11 -/7.8/9.0 6.5-9.0 0 <br />TSS, mg/1 11 K9.8/K7.8/K10 35 0 <br />Oil and Grease, mg/1 11 NV/NV/NV 10 3•-~ <br />Total Iron, mg/1 11 0.23/0.05/0.37 3.5 0 <br />Flow, MGD 11 0.1471/0.117/0.1822 none - <br />Total Dissolved <br />Solids, mg/1 11 1,336/1,181/2,767 * 0 <br />* See section V.B. <br />K means "less than" <br />NV means "none visible" <br /> <br />Tab 1e V-4 -- Self-Monitoring Results For Outfall 0 ~~„ _: ,•,- ;_! <br /> No. of Reported P*_evious No. of <br />Parameter Reporting Concentrations Permit Violations <br /> Periods Single Period Limit <br />pH, s.u. 1 7.9-8.7 6.5-9.0 0 <br />TSS, mg/1 1 13,922 35 <br />Oil and Grease, mg/1 1 NV 10 0 <br />Total Iron, mg/1 1 4,275 3.5 * <br />Flow, MGD 1 0.0091 none - <br />Tocal Dissolved <br />Solids, mg/1 1 900 * 0 <br />* See section V,B. <br />K means "less than" <br />NV means "none visible" <br />
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