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dischazges into Segment 13d (Yampa River, Region 12) of the Upper Colorado River Basin <br />(AHR, page 3)(CWQCCR 31 Table, page 14) <br />CWQCCR 31.11 <br />Basic standards for surface water aze defined in this regulation. <br />CWQCCR 33.0 <br />Classifications and numeric standards for the Colorado River Basin are in this regulation. The <br />classification of the reach of Dry Creek at the HG Loadout is aquatic life warm 2, recreation 1 a, <br />and agriculture. Wyoming Department of Environmental Quality parameters are discussed in <br />the AHR as well. <br />CWQCCR 41 <br />Basic standards for ground water are contained in this regulation. Basic standards for ground <br />water are addressed in Tab 7 of the PAP. An HGTI's opinion is that the Dry Creek alluvial <br />groundwater is of "Limited Use and Quality". See Appendix 7-2 of the PAP. One purpose of <br />alluvial well HGDAL4 monitoring is to validate this opinion. <br />There are a number of wells registered with the State engineer in or near the specified area. A <br />current review will determine if there are any domestic, agricultural, or other uses of groundwater <br />from the Dry Creek alluvium. <br />Colorado Discharge Permit System <br />See Surface Water above. CDPHE Permit COG-850000, Facility COG-850008, applies to the <br />site. There were no discharges from the outfalls during the report period. <br />Page 7 of 7 pages, 2005 AHR Review, April 14, 2006 <br />