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s • • <br />TABLE 11 <br />(Continued) <br />Date Established/ <br />Site Number Location Instrumentation Periods of Ooeration Comments. Etc. <br />SN-S2N-CG1 South tributary of lower <br />Sage Creek at 7,160 ft. <br />elevation (SN88w14DDC) <br />SN-S2w-CG2 Mid-Natering Trough <br />Gulch at 6,980 ft. <br />elevation (SN88w20D AD) <br />SN-S2w-FG1 Mouth of Hubberson Gulch <br />at 6,795 ft. elevation <br />(SN88w16B CD) <br />SN-S2w-FG2 Lower Watering Trough <br />Gulch et 6,920 ft. <br />elevation (SN88w20ACD) <br />Sw-S2w-FG3 Middle of reach on Sage <br />Creek at 7,220 ft. <br />elevation (SN87w 18CDD) <br />SN•S2N-FG4 Lower Sage Creek at <br />6,860 ft. elevation <br />(SNS 7U 11ACC) <br />1979; crest stage gage 06/79-11/83 Crest stage gage data unreliable due to <br />(D=VA) 05.11/84;03-11/85 debris obstructions in stream channel. <br />03-05/86 Discontinued in 1986 due to change in <br />mine plan. <br />1979; crest stage gage 08180.11!82 Data limited. Discontinued in 1982 due to <br />(0=88S) change in mine plan. <br />1979; flume gage, <br />2.5-ft throat width <br />Parshall flume w/ <br />continuous level <br />recorder. (q=VA) <br />1979; flume gage, <br />0.75-ft throat width <br />Parshall flume w/ <br />continuous level <br />recorder. (g=VA) <br />1981; flume gage <br />2.5•ft throat width in <br />Parshall flume with <br />continuous recorder <br />(q=VA) <br />1990; flume gage <br />3.0-ft throat width <br />Parshall flume w/ <br />continuous recorder <br />(O=VA) <br />07/79-present Stilling cell float freezes end thaws in <br /> winter which is recorded on monitor, causing <br /> a masking effect on baseline flow data. <br /> Continuous discharge data. Monthly/triennua! ~ <br /> water quality. N <br />i <br /> <br />08/80-11/85 Stilling well float freezes and thaws in <br />04/87-11/87 winter which is recorded on monitor, causing <br />04/88-11/88 a masking effect on baseline flow det a. <br />04/89-present Continuous discharge data. Monthly/triannual <br /> water quality. <br />04/81-09/83 U.S. Geological Survey discontinued monitoring <br /> at site in 1983. <br />09/90-present Neu site installed late summer 1990 <br />Continuous discharge data. Monthly/triannual <br />water quality. <br />Sw-S2w-FGS Upper Sage Creek at 1990; flume gage 2.5-ft 09/90-present Neu site installed late summer 1990 <br />7,385 ft elevation throat width Parshall Continuous discharge data- Monthly/triannual <br />(SN87w3088) flume with continuous water quality. <br />recorder (O=VA) <br />