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COLORADO DEPARTMENT OF HEALTH, Water Quality Control Division
<br />Rationale -Page 21 Permit No. CO-0045675
<br />2. Compliance Schedules: (Cont.)
<br />b) Discharge Point 002 IPennit Limitations. Best Management Requirements. and Schedule ojCornpliancel: In Pan
<br />LA.S. oJ[he permit, the perntittee is required to compty with maintaining an m~erage monthly groundwater level
<br />elevation in x~ell BF-4, below the level of the Rito Seco, at equal to or lower than an elevation oJ8583 feet above
<br />mean sea level (ft. arnsl). By maintaining this groundwater level in BF-4, the flox~ of groundwater jrorn the backfilled
<br />West Pit to the Rito Seco alluvial aquifer is eliminated through the implementation oja BMP comprised of establishing
<br />a hydraulic gradient reversal between the West Pit and the adjacem Rito Seco alluvial aquifer, so there will be no
<br />discharge from the West Pit. /f there should be any discharge from 002, then a compliance schedule is applicable,
<br />which includes monthly visual inspections of the 002 area, comparison with water levels in upgrodienr wells (alluvial
<br />aquifer monitoring wells M-16 and M-1 ~, reporting of any seepage flow that is associated wit/t the area ojhistoric
<br />seepage erpression (as identified in figure 2 ojlhe permit), submittal and implementation of a response plan, and
<br />utilization oja groundwater capture system (involving two wells M-32 and M-33). For further details, see Pan l.A.S.
<br />of the permit.
<br />E. Specific Compliance Requirements
<br />1. Submissions to the Division: Listed below are specific compliance items which require pennittee action. Please check
<br />the referenced parts ajthe permit for details on what is required.
<br />Code Event Pernti( Citation Due Dale
<br />90508 Submit Materials Containment Plan Pan /.D.l.
<br />90 days after effective
<br />date ojpermit
<br />I.A.S. No
<br />Discharges from Out(al! 002 Notify within 24 hours if seeys observed
<br />V//. REFERENCES
<br />A. Colorado Depamnent of Public Health & Environment, Water Quality Control Commission. Basic Standards and
<br />Methodolaeies jot Surface Water (Regulation No. 31). Denver: CDPHE, as revised 1//1/1999.
<br />B. Colorado Department of Public Health & Environrnen[, Water Quality Control Commission. Classifications and Numeric
<br />Standards for the Rio Grnnde Basin. (Regulation No. 36). Denver: CDPHE, as revised I1 /09/1998.
<br />C. Colorado Department of Public Health & Environment, Water Quality Control Corrunission. Regulations for Effintenr
<br />Limitations (Regulation No. 62). Dem~er: CDPHE, as revised 11/9/1998.
<br />D. Colorado Depanment of Public Health & Environment, Water Quality Control Commission. Colorado Discharge Permit
<br />Systern Regulations (Regulation No. 61). Denver: CDPHE, as revised 3/9/1999.
<br />Don Holrner
<br />March 16. 2000; Revised August 1, 2000
<br />VI//. CHANCES TO PERMIT AND RAT/ONALE FOLLOWING PUBLIC NOTICE
<br />Public Notice Period, Comment Letters and Public Meeting: The Battle Mountain Resources, Inc. (BMR!) draft discharge
<br />permit and rationale went to public notice on March 31, 2000. Tree following cornrnenl letters were received during the public
<br />notice period. Based upon these comments, as well as other information that was evahtated, tree Division made some changes to
<br />the BMRI rationale and permit, xltich are in pan discussed in the paragraphs below.
<br />- Battle Mountain Resources Inc., dated May 1. 2000
<br />- Em•ironmenml Protection Agency, Region VI//, dared Mm' 1, 2000
<br />- Costilla County Conservancy District (CCCD) arsd People's Alternative Energy Services (PASS) from Lon Potter, Ke[!y,
<br />Haglund, Garnsey+Kahn, LLC, Attorneys at Law., dated May 8, 2000
<br />- Rocky Mountain Consultants, Inc. (RMC), Hydrokinetics, Inc. (HKI), and Hydrodynamics, Inc. (HD/), Jrorn Bruce
<br />Marshall, submitted to Lori Potter and attached to that comment letter, dated May 7, 2000
<br />- Shalom Ranch, two letters from Stephen Harris and Connie King, Merrill, Anderson, King & Harris, LLC, Aaorneys ar
<br />Law, dated April /8, 2000 and April 27, 2000
<br />- Costilla County Committee for Environmental Soundness, from Rachel Conn, CES Project Manager, dated April 27, 2000
<br />- Colorado Acequia Association, Jrorn Ernest Vigil, President, and Megan Corrigan. Culebra Basin Cumulative Watershed
<br />EJj'ects Assessment Project Coordinator, dated April 27, 2000
<br />- The Summitville TAG, jrorn Wendy Mellott, Administrator/Coordinator, dated April 28, 2000
<br />- Mineral Policy Center, jrorn Dan Randolph, Soutlnx~est Circuit Rider, dated May 5, 2000
<br />- Costilla County Planning & Zoning, from Santos Trev Martinez. Costilla County Land Use Administrator, dated April 28,
<br />2000
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