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Table 9 (Cont.) <br />Summary of Surface Water Monitoring Sites, <br />Seneca II Mine, Routt County, Colorado <br />Site Name Drainage and Elevation Type of Flow Measurement and Remarksl,2 <br />(Computer ID.) (See Exhibit 7-2) <br />Spoils spring #6 Little Grassy Creek Q = B 6 S <br />(SSSPG6) 7440 feet <br />Spoils Spring *7 Little Grassy Creek Q = VA <br />(SSSPG7) 6615 feet <br />Spoils Spring N8 Grassy Creek Q = B 6 S, discontinued 1997 (prelaw mining area) <br />(SSSPG8) 6765 feet <br />Spoils Spring #9 Bond Creek Q = B 6 S <br />(SSSPG9) 7025 feet <br />spoils Spring #10 Little Grassy Creek Q = B s S <br />(SSSPG10) 6900 feet <br />Spoils Spring #10A Little Grassy Creek Q = B 6 S <br />(SSSPG10A) 7000 feet <br />J <br />1Q = VA means that flow (Q) is calculated by multiplying measured stream velocity (V) times cross sectional area (A); <br />Q = B 6 S means that Q is determined by use of a bucket (B) and stopwatch (S). <br />2Up to the end of 1983, stream velocities were measured using surface floats without a velocity correction factor. <br />Beginning in 1984, surface float velocities were taken times 0.8 per Brakensiek and others (1979) "Field Manual <br />for Research in Agricultural Hydrology" and Buchanan and Sumers' (1968) "Stage Measurements at Gaging Stations". <br />Since August of 1986, velocities are measured with a flow meter. <br />