2015-04-30_HYDROLOGY - C1981019 (4)

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DMR Copy of Record Permit Permit#: C00045161 Permittee: Colowyo Coal Co LP Facility: COLOWYO MINE Major: No Permittee Address: PO Box 33695 I Facility Location: I 5731 SOUTH HIGHWAY 13 Denver, CO 80233 -0695 MEEKER, CO 81641 Permitted Feature: 010 Discharge: 010 -A External Outfall E. TAYLOR POND TO TAYLOR CREEK Report Dates 8 Status Monitoring Period: From 01/01/15 to 03/31/15 I DMR Due Date: 04128/15 I Status: NotDMR Validated Considerations for Form Completion SETTLEABLE SOLIDS LIMIT APPLIES ONLY IF <=10YR,24HR PRECIP EVENT IS CLAIMED. IF CLAIM APPROVED BY WQCD,TSS S IRON LIMITS WILL NOT BE APPLIED TO REPORTED MEASUREMENTS - SEE I.A.2, PG. 3 FOR BURDEN OF PROOFREQUIREMENTS. OIL & GREASE - LB. 18. PG. 5. QRTRLY SAMPLING INSTRUCTIONS - I.C.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 Monitoring Location Season a Para.. NODI Quantity or Loading Quality or Concentration 0 of Ex. Frequency of Analysis Sample Type Code Name Qualifier 1 Value 1 Oualifier 2 Value 2 Units Qualifier 1 Value 1 Qualifier 2 Value 2 Qualifier 3 Vales 3 Units Sample = 8.16 = 835 12 -SU 01/07 - Weekly IS - INSITU 00,1D0 pH 1 -EMumt Gross 0 – Permit Req. >= 6.5 MINIMUM <= 9MAXIMUM 12 -SU 0 01/30 - Monthly IS - INSITU Value NOD] Sample = 22 = 22 19 -mg/L 01/30 - Monthly GR -GRAB 00530S011ds, total suspended 1- Effluent Gross 0 – Permit Req. <= 35 30DA AVG <= 70 DAILY MX 19 -mg/L0 01/30 - Monthly GR -GRAB Vales NODI Sample < 0.2 < 02 25 -mLtL 01/30 - Monthly GR -GRAB 00545Shcds. s,fi -be 1- Effluent Gross 0 – Permit Req, Req Mon 30DA AVG Rep Mon DAILY MX 25 -m1-11. 0 01 /30- Monthly GR -GRAB Value NODI Sample 0.28 = 028 19- VIL 01 /30- Monthly GR -GRAB 009801rgn, total recoverable 1- rituent Gross 0 – Permit Req. <= 1 30D AVG Req Mon DAILY MX 19 -mg/L0 01/30- Monthly GR -GRAB Value NODI Sample 03582011 arid grease 1- Effluent Gross 0 – Permit Req. <= 101NST MAX 19- V& 77/77 - Contingent GR -GRAB Value NODI 9 - Conditional Mmitadng - Not Required This Period Sample = 0.016 = 0.026 03 -MGD 01/07 - Weekly IN - INSTAN 50050 Flow, In condu8 or th. "absent plant 1 - Effluent Gross 0 – Permit Req. Req Mm 30DA AVG Req Mon DAILY MX 03- MOO 0 01/30 - Monthly IN - INSTAN Value NODI Sample = 3410 = 341D 19 -mg/L 01/30 -Monthly GR -GRAS 70295 Sclids, total dissolved 1 - Effluent Gross 0 – Permit Req. Req Mon 30DA AVG Req Mon DAILY MX 19- mg/L 0 01/90- Quarterly GR -GRAB Value NODI Sample = 0 9P- Y =1;N =0 01/07- Weekly VI- VISUAL 840M 01 and grease visual 1 - Effluent Gross 0 – Permit Req. Req Mon INST MAX 9P- Y =1;N =0 0 01/30- Monthly VI - VISUAL Value NODI 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 Co LP User: kblunt @Mstategt.org I Datefrime. 2015 -04 -17 09:46 (Time Zone. - 06:00) Name: Kurtis Blunt E -Mail: kblunt @tristategt.org