2011-03-25_PERMIT FILE - C1981019A ‎(2)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 3/25/2011
• Section_Exhibit Name: 4.05 Hydrologic Balance
• Media Type: D
• Archive: Yes

• Map 37, Water Monitoring Sites for Permit No. CO- 019 -81 shows updated well locations, surface
water locations, and NPDES discharge points.
Starting in early 1996 sampling procedures for groundwater wells was changed from total
recoverable metals to total dissolved metals. This sampling procedure modification will be noted
in future Annual Reclamation /Annual Hydrology Reports.
Rule 4 Performance Standards 4.05 -11 Revision Date: 2/01/11
Revision No.: TR -87