2017-08-24_REPORT - C2009087

• Permit No: C2009087
• IBM Index Class Name: Report
• Doc Date: 8/24/2017
• Doc Name: Annual Hydrology Report Adequacy Review
• From: DRMS
• To: Peabody Sage Creek Mining, LLC
• Annual Report Year: 2016
• Permit Index Doc Type: Hydrology Report
• Email Name: TNL
• Email Name: DIH
• Media Type: D
• Archive: No

Page 1
Review Checklist for Annual Hydrology Report

Mine: Peabody Sage Creek Date of review: August, 2017
Permit No.: C-2009-087 DRMS reviewer: Tabetha Lynch

Report Year: 2016
Submitted by: Peabody Sage Creek Mine (PSCM)
Date Received: March 29, 2017

Requirement Regulation Comment
1. Filing frequency of
hydrology report
CDRMS regulation
4.05.13(4)(c)
The Annual Hydrology Report (AHR) is
submitted yearly.
2. Timely filing of
hydrology report
Vol 1, p. 2.04-103 of
CDRMS permit C-
2009-087
AHR is required to be submitted by March 1st of
the subsequent water year. The water year at Sage
Creek Mine for 2016, is October 1st 2015 to
September 30th 2016. Report for the 2016 water
year was received on 3/29/2017.
3. Filing frequency of
NPDES Discharge
Monitoring Reports
(DMRs)
NPDES permit COG-
0048275
DRMS received copies of DMRs. All filing dates
were met.
4. Timely filing of Discharge
Monitoring Reports
NPDES permit COG-
0048275
DRMS received copies of DMRs. All filing dates
were met.
5. Sampling frequency of
NPDES outfalls
NPDES permit COG-
0048275 See NPDES permit for details.
6. Parameters to be sampled
for NPDES reporting
NPDES permit COG-
0048275 See DMRs for details