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! • ! <br />TABLE 11 <br />(Continued) <br />a <br />Date Established/ <br />Site Number Location Instrumentation Periods of Operation Comments Etc- <br />SY-S2Y-CG1 South tributary of lower 1979; crest stage gage 06/79-11/83 Crest stage gage data unreliable due to <br /> Sage Creek at 7,160 ft. (a=VA) 05-11/84;03-11/85 debris obstructions in stream channel. <br /> elevation (SN88H140DC) 03-05/86 Discontinued in 1986 due [o change in <br /> mine plan. <br />SU-52l1-CG2 Mid-Watering Trough 1979; crest stage gage 08/80-11/82 Da[a Limited. Discontinued in 1982 due to <br /> Gulch at 6,980 ft. (0=885) change in mine plan. <br /> elevation (SN88N20D AD) <br />SN-S2Y-FG1 Mouth of Hubberson Gulch 1979; flume gage, 07/79-present Stilling well float freezes end thaws in <br /> at 6,795 ft. elevation 2.5-ft throat width winter which is recorded on monitor, causing <br /> (SN88N 168CD) Parshall flume u/ a masking effect on baseline flow data. <br /> continuous level <br /> recorder. (D=VA) <br />SN-52w-FG2 Lower Natering Trough 1979; flume gage, 08/80-11/85 Stilling well float freezes and thaws in <br /> Cinch at 6,920 ft. 0.75-ft throat width 04/87-11/87 winter which is recorded on monitor, causing <br /> elevation (SN881120AC0) Parshall flume w/ 04/88-11/88 a masking effect on baseline flow data. <br /> continuous level 04 /89-present <br /> recorder. (O=VA) <br />SY-S2N•FG3 Middle of reach on Sage 1981; flume gage 04/81-09/83 U.S. Geological Survey discontinued monitoring <br /> Creek at 7,220 ft. 2.5-ft throat width in at site in 1983. <br /> elevation (SN87L118CDD) Parshall flume with <br /> continuous recorder <br /> (D=VA) <br />SN-52Y-FG4 Lpwer Sage Creek a[ 1990; flume gage 07/90-presen[ New site installed summer 1990; has not been <br /> 6,900 ft. elevation 3.0-ft throat width surveyed. <br /> (SN87U 11ACC) Parshall flume w/ <br /> continuous recorder <br /> (O=VA) <br />Sw-52l1-FGS upper Sage Creek at 1990; flume gage 2.5-ft Begin 1991 New site installed late summer 1990; has not <br /> 7,385 ft elevation throat width Parshall been surveyed. <br /> (SN87w308B) flume with continuous <br /> recorder (O=VA) <br />