REP42756 - Laserfiche WebLink

Home Browse Search

• Table 7 Summary of Surface Water Monitoring Sites, Seneca II Mine, Routt County, Colorado Site Name Drainage and Elevation Type of Flow Measurement end Remarksl'2 (Computer ID.) (Sea Exhibit 7-2) NPDES 002 Lower Little Grassy Creek (NPDE52) 6614 feat NPDES 003 Diachargsa into Lower (NPDES3) Graeey Creek, 6577 feet NPDES 004 Uppes Cow Camp Creek (NPDE54) 6947 feet NPDES 007 Upper Hood Creek (NPDES7) NPDES 00E Upper Bond Creek (NPDESB) 7015 feat SW-S2-1 Upper Graeey Creek (SSG1) 6595 feet SW-52-2 Lower Graeey Creak (SSG2) Water quality at 6565 feet CSG at 6575 feat SW-S2-3 Lower Nor thwaet Diversion Ditch (SSG3) (see Exhibit 7-7) SW-S-4 Upper Northwest Diversion Ditch (SSG4) SW-9-5 Upper Little Graeey Creak (6SLG5) 6790 feet SW-S2-6 Upper Cow Camp Crack (SSC6) 6875 feet SW-52-7 Secondary inlet to Wadqe Impcundment (55LG7) SW-S2-8 Gully et Wolf Creak revision area (SSRB) 9W-52-9 Uppes Bond Creek (5889) Continuoua recorder with 3-foot H-flume (site referred to as Wedge Impoundment) Continuous recorder with 2-foot H-flume (e rte referred to ae Shop Reservoir or Nor thweet Impoundment) Continuous recorder with 1-foot Parahall flume Continuoua recorder with 1-foot Parahall flume, discontinued Continuous recorder with 1-foot Parahall flume, replaces NPDES 007 Craet Stage Gaga (CSGI site, Q = VA Quality sample taken at site below NPDES 003 discharge; Q VA, CSG upstream of NPDES 003 discharge on Lower Cxaesy Creek (reported Plawa include NPDES 003 flow) Monitored fly ash area drainage; discontinued when Colorado Ute Electric Aeaociation bought property; reinstituted June 1997 D ie continued per ClII.RD'9 reaponBe to the Seneca II Mina 1983 AHA (April 1984) CSG site, Q = VA (high flow), Q B L 5 (law flow) Q VA (high flow), Q = B S S (low flow); CSG site, discontinued 1997 Discontinued (primary inlet ie Little Graeey Creek) Temporary Bite; destroyed by mining Q = VA (high flow), Q = B 6 S (low flow); CSG site Discontinued, replaced with NPDES 008 D