2015-04-30_HYDROLOGY - C1981019 (4)

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DMR Copy of Record Permit Permit III: C00045161 Perrin ee: Colowyo Coal Co LP Facility: COLOWYO MINE Major: No Pe r mittee Address: PO Box 33695 Facility Location: I 5731 SOUTH HIGHWAY 13 Denver, CO 80233 -0695 MEEKER, CO 81641 Permitted Feature: 005 Discharge: 005 -A External Oudall STOKER COAL LOADOUT/WILSON CR Report Dates d Status Monitoring Period: From 01101115 to 03/31115 I DMR Due Date: 04/28/15 I Status: NetDMR Validated Considerations for Form Completion SETTLEABLE SOLIDS LIMIT APPLIES ONLY IF < 10YR,24HR PRECIP EVENT IS CLAIMED. IF CLAIM APPROVED BY WQCD,TSS 8 IRON LIMITS WILL NOT BE APPLIED TO REPORTED MEASUREMENTS - SEE I.A.2, PG. 3 FOR BURDEN OF PROOFREQUIREMENTS. OIL 8 GREASE - 1.B.1.13, PG. 5. QRTRLY SAMPLING INSTRUCTIONS - LC.11, PG. 5- Principal Executive Officer First Name: Barbara Title: SVP, Policy and Compliance, CCO I Telephone: 303 -452 -6111 Last Name: Walz No Data Indicator (NODI) Form NODI: - Parameter Mondoring Location Season A Param. NODI Quantity or Loading Quality or Concentration a of Es. Frequency of Analysis Sample Type Code Name Qualifier1 Valuel Qualifier Value2 Units Qualified Valuel Quallfler2 Value Qualifier3 Value units Sample = 821 = 8.59 12 -SU 01/07- Weekly IS - INSITU 00400 pH 1- Effluent Gross 0 — Permit Req. >= fi5 MINIMUM <= 9MAXIMUM 12 -SU 0 01/30- Monthly IS - INSITU Value NODI Sample = 12 = 12 19 -mg/L 01 /30- Monthly GR - GRAB 00530 Sold., total suspended 1- Effluent Gross 0 — Permit Req. <= 35 30DA AVG <= 70 DAILY MX 19 -rni0 01/30- Monthly GR - GRAB Value NODI Sample < 02 < 02 25 -h,L/L 01/30- Monthly GR - GRAB 00545 Solids, settleable 1 - E9fluent Gross 0 — Permit Req, Req Mon 30DA AVG Rep Mon DAILY MX 25 - ri 0 01130. Monthly GR - GRAB Vame NODI Sample = 0.18 = O.iB 19 -mge. 01 /30- Monthly OR GRAB 009801 —, total recoverable 1 - Efluent Gross 0 — Permit Req. <= 1 WDA AVG Req Mon DAILY MX 19 - mg/L 0 01130 - Monthly GR - GRAB Va1u e NODI Sample 03582 Oil and grease 1- Effluent Gross 0 — Permit Req. <= 101NST MAX 19 -mg /L 77/77- Contingent GR -GRAB Value NODI 9 - Cmditimal Monitoring - Nol Required This Perbtl Sample = 0008 = 0.013 03 -MOD 01/07- Weakly IN - INSTAN 50050 Flo, in conduit or thru treatment plant 1 - Effluent Gross 0 — Permit Req. Req Mon 30DA AVG Req Mon DAILY MX 03. MGD 0 01130 - Monthly IN - INSTAN Value NQDI Sample = 1420 = 1420 19 -mg /L 01/30- Monthly GR - GRAB 70295 Solids, total dis 1-d 1 - Effluent Gross 0 -- Permit Req. Req Mon 30DA AVG Req Mon DAILY MX 19 - mg /L 0 01/90 - Quanedy GR - GRAB Value NODI Sample 0 9P- V =1;N =0 01/07- Weekly VI - VISUAL 84066 Oil anJ grease visual 1 - Effluent Gross 0 -- Permit Req. Req Mon INST MAX 9P - V=i;N =O 0 01130 - Monthly VI - VISUAL Value NO01 Submission Note If a parameter row does not contain any values for the Sample nor Effluent Trading, then none of the following fields will be submitted for that row: Units, Number of Excursions, Frequency of Analysis, and Sample Type. Edit Check Errors No errors. Comments Attachments No attachments. Report Last Saved By Colowyo Coal Cc LP User: kblunt @tristategt.org I Date/Time: 2015 -04 -17 09:46 (Time Zone: - 06:00) Name: Kurtis Blunt E -Mail: kblunt @tristategt.org