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DMR Copy of Record <br /> Permit <br /> Permit#: C00045161 Permittee: Colowyo Coal Co LP Facility: COLOWYO MINE <br /> Major: No Permittee Address: PO Box 33695 Facility Location: 5731 SOUTH HIGHWAY 13 <br /> Denver,CO 80233-0695 MOFFAT COUNTY,CO 81641 <br /> Permitted Feature: 003 Discharge: 003-A <br /> External Outfall Gossard Pond to Wilson Creek <br /> Report Dates$Status <br /> Monitoring Period: From 09/01/19 to 09/30/19 I DMR Due Date: 10/28/19 I Status: NetDMR Validated <br /> Considerations for Form Completion <br /> Alternate limitations for TR iron and settleable solids-see pg 6 and 8.Oil and grease-see I.C.1.b,pp 5-6.Report SAR calculated limit at MLOC=EG;adjusted SAR effluent at MLOC=P. <br /> Principal Executive Officer <br /> First Name: Barbara Title: SVP,Policy and Compliance,CCO I Telephone: 303-452-6111 <br /> Last Name: Walz <br /> No Data Indicator(NODI) <br /> Form NODI: -- <br /> Parameter Monitoring Location Season#Param.NODI Quantity or Loading Quality or Concentration #of Ex.Frequency of Analysis Sample Type <br /> Code Name Qualifier 1 Value 1 Qualifier 2 Value 2 Units Qualifier 1 Value 1 Qualifier 2 Value 2 Qualifier 3 Value 3 Units <br /> Sample <br /> 00094 Conductivity 1-Effluent Gross 0 -- Permit Req. Req Mon 30DA AVG 7B-dS/m 02/30-Twice Per Month GR-GRAB <br /> Value NODI C-No Discharge <br /> Sample <br /> 00400 pH 1-Effluent Gross 0 -- Permit Req. >= 6.5 MINIMUM <= 9 MAXIMUM 12-SU 01/30-Monthly GR-GRAB <br /> Value NODI C-No Discharge C-No Discharge <br /> Sample <br /> 00440 Bicarbonate ion-[as HC031 1-Effluent Gross 0 -- Permit Req. Req Mon 30DA AVG Req Mon DAILY MX 19-mg/L 02/30-Twice Per Month GR-GRAB <br /> Value NODI C-No Discharge C-No Discharge <br /> Sample <br /> 00530 Solids,total suspended 1-Effluent Gross 0 -- Permit Req. <= 35 30DA AVG <= 70 DAILY MX 19-mg/L 01/30-Monthly GR-GRAB <br /> Value NODI C-No Discharge C-No Discharge <br /> Sample <br /> 00918 Calcium,total recoverable 1-Effluent Gross 0 -- Permit Req. Req Mon 30DA AVG Req Mon DAILY MX 19-mg/L 02/30-Twice Per Month GR-GRAB <br /> Value NODI C-No Discharge C-No Discharge <br /> Sample <br /> 00921 Magnesium,total recoverable 1-Effluent Gross 0 -- Permit Req. Req Mon 30DA AVG Req Mon DAILY MX 28-ug/L 02/30-Twice Per Month GR-GRAB <br /> Value NODI C-No Discharge C-No Discharge <br /> Sample <br /> 00923 Sodium,total recoverable 1-Effluent Gross 0 -- Permit Req. Req Mon 30DA AVG Req Mon DAILY MX 19-mg/L 02/30-Twice Per Month GR-GRAB <br /> Value NODI C-No Discharge C-No Discharge <br /> Sample <br /> 00931 Sodium adsorption ratio EG-Effluent Gross 0 -- Permit Req. Req Mon 30DA AVG Req Mon DAILY MX 1 U-Ratio 02/30-Twice Per Month CA-CALCTD <br /> Value NODI C-No Discharge C-No Discharge <br /> Sample <br /> 00931 Sodium adsorption ratio P-See Comments 0 -- Permit Req. Req Mon 30DA AVG Req Mon DAILY MX 1 U-Ratio 02/30-Twice Per Month CA-CALCTD <br /> Value NODI C-No Discharge C-No Discharge <br /> Sample <br /> 00978 Arsenic,total recoverable 1-Effluent Gross 0 -- Permit Req. Req Mon 30DA AVG 28-ug/L 02/30-Twice Per Month GR-GRAB <br /> Value NODI C-No Discharge <br /> Sample <br /> 00980 Iron,total recoverable 1-Effluent Gross 0 -- Permit Req. <= 1000 30DA AVG <= 6000 DAILY MX 19-mg/L 02/30-Twice Per Month GR-GRAB <br /> Value NODI C-No Discharge C-No Discharge <br /> Sample <br /> 01303 Zinc,potentially dissolved 1-Effluent Gross 0 -- Permit Req. Req Mon 30DA AVG Req Mon DAILY MX 28-ug/L 02/30-Twice Per Month GR-GRAB <br /> Value NODI C-No Discharge C-No Discharge <br /> Sample <br /> 01304 Silver,potentially dissolved 1-Effluent Gross 0 -- Permit Req. Req Mon 30DA AVG Req Mon DAILY MX 28-ug/L 02/30-Twice Per Month GR-GRAB <br /> Value NODI C-No Discharge C-No Discharge <br /> Sample <br /> 01306 Copper,potentially dissolved 1-Effluent Gross 0 -- Permit Req. Req Mon 30DA AVG Req Mon DAILY MX 28-ug/L 02/30-Twice Per Month GR-GRAB <br /> Value NODI C-No Discharge C-No Discharge <br /> Sample <br /> 01313 Cadmium,potentially dissolvd 1-Effluent Gross 0 -- Permit Req. Req Mon 30DA AVG Req Mon DAILY MX 28-ug/L 02/30-Twice Per Month GR-GRAB <br /> Value NODI C-No Discharge C-No Discharge <br /> Sample <br /> 01314 Chromium,trivalent,potentially dissolvd 1-Effluent Gross 0 -- Permit Req. Req Mon 30DA AVG 28-ug/L 02/30-Twice Per Month GR-GRAB <br /> Value NODI C-No Discharge <br />