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2.2 Hydrologic Monitoring Schedule <br />CDRMS Permit Revision PR -04 and TR -47 provide the most recent modification and definition <br />to the ongoing hydrologic monitoring program. The following list describes the present <br />monitoring sites. <br />Station Frequency Elevation Location Water Type <br />Wells <br />BC -1 Note 3 6000 Lower Bear Creek Colluvial Well — Down Gradient <br />EC -14 Note 3 6400 Upper Elk Creek Colluvial Well — Up Gradient <br />EC -15 Note 3 6300 Mid Elk Creek Colluvial Well — Mid Gradient <br />H -10 Note 3 6376 Hubbard Creek Ground Water — Down Gradient <br />Somerset Mine B seam workings <br />SC -1 Note 3 6106.1 Drill hole Ground Water — Rollins SS <br />SC -3 Note 3 6227.8 Drill hole Ground Water — D Seam <br />D2B Note 7 6415 Upper Elk Creek D to B Seam Water Transfer Well <br />D2B2 Note 7 6385 Hubbard creek D to B Seam Water Transfer Well <br />Streams <br />B -1 Note 1 6000 Lower Bear Creek Surface Water — Down Gradient <br />B -2 Note 8 6800 Mid Bear Creek Surface Water -- Down Gradient <br />B -3 Note 8 7400 Upper Bear Creek Surface Water — Up Gradient <br />C -1 Note 1 6070 Lower Coal Gulch Surface Water — Down Gradient <br />E -1 Note I 6000 Lower Elk Creek Surface Water — Down Gradient <br />E -2 Note I 6400 Upper Elk Creek Surface Water - Up Gradient <br />H -1 Note 1 6100 Lower Hubbard Creek Surface Water — Down Gradient <br />HN -1 Note 1 6200 Hawksnest Creek Surface Water — Down Gradient <br />NF -1 Note 2 6080 N. Fk. Gunnison River Surface Water — Up Gradient <br />NF -3 Note 2 5910 N. Fk. Gunnison River Surface Water — Down - gradient <br />S -1 Note 1 6080 Upper Sanborn Creek Surface Water — Up Gradient <br />USGS Gage Note 6 6080 N. Fk Gunnison River Surface Water <br />Springs and Seeps <br />SP -8 Note 4 6200 Spring <br />SP -9 Note 4 6200 Spring <br />Mine Water Discharge <br />Outfall 015 Note 5 <br />6400 Elk Creek Mine Mine Water <br />NOTES: <br />1. Monthly flow and field parameters - April through October. One full suite analysis during 2 " and 3rd <br />quarters if available. <br />2. Same as Note 1 plus monthly field parameters and 4th quarter full suite analysis. <br />3. Field parameters twice, June through October. Full suite 3 quarter if sample is available. <br />4. Discharge and field parameters twice during June through October. <br />5. CDPS requirements including quarterly WET testing. <br />6. USGS Gage used for stream flow purposes only. <br />7. D to B Seam water transfer wells (D2B and D2B2) are monitored for annual flow, TSS, pH and water level <br />twice /year. <br />8. B -2 and B -3 are surface flow and field parameters only. <br />5 <br />Ground Water - slump feature <br />Ground Water -- slump feature <br />