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Table 3 <br />Flows, TDS and Salt Loading Values For Surface Water Monitoring Sites and Spoils <br />Sampling ~e eriods <br />and Flow Regimes Monitoring <br />Site Date Flow <br />(cfs) TDS <br />(mg/1) Salt load <br />(tons/day) <br />1987 Flow (NI) SW-N103 (Calamity Draw) 4/03/87 2.2 3344 19.9 <br />187 Flow (I) SW-N103 10/05/87 5.3 2710 38.8 <br />Mean Flow (Period of Record) SW-N103 8.41 2254 51.0 <br />Worst Case Low Flow Salinity SW-N103 4/30/87 1.75 3356 15.8 <br />Worst Case Low Flow Salinity SW-N103 10/17/88 5.69 2808 43.0 <br />1987 Flow (NI) SW-N1 (Tuttle Draw-Above Mine) 4/03/87 0.1] 2406 0.7 <br />1987 Flow (I) SW-N1 10/05/87 0.44 1302 1.5 <br />Mean Flow (Period of Record) SW-N1 0.95 1213 3.1 <br />Worst Case Low Flow Salinity SW-N1 4/10/80 0.05 2079 0.3 <br />Worst Case Low Flow Salinity SW-N1 10/31/60 0.24 1378 0.9 <br />1987 Flow (NI) SW-N3 (Tuttle Draw-Below Mine) 4/03/87 0.48 3184 4.1 <br />1987 Flow (I) SW-N3 10/05/87 0.96 2156 5.6 <br />Mean Flow (Period of Record) SW-N3 1.99 2060 11.0 <br />Worst Case Low Flow Salinity SW-N3 4/10/80 0.59 3284 5.2 <br />Worst Case Low Flow Salinity SW-N3 10/31/80 0.69 2647 4.9 <br />N 1987 Flow (NI) San Miguel above Calamity 4/03/87 813.30 448 984.0 <br />~ 1987 F1owI I) San Miguel above Calamity 10/05/87 130.00 388 136.0 <br />Mean Flowll San Miguel at Naturita 3512 5513 522.0 <br />47-10 F1 ow l San Miguel at Naturita 6.48 12404 21.6 <br />1987 Flow (NI) San Miguel below Tuttle 4/03/87 817.00 456 1006.00 <br />1987 Flow (I) San Miguel below Tuttle 10/05/87 141.00 632 241.00 <br />Predicted Spoil Spring Flow Nucla Mine Spoils April 0.076 38005 0.64 <br />Predicted Spoil Spring Flow Nucla Mine Spoils October 0.238 38005 2.00 <br />Predicted Spoil Spring Flow Nucla East Spoils February 0.48 46006 5.96 <br />Predicted Spoil Spring Flow Nucla East Spoils August 1.31 46006 16.27 <br />(NI) Non-Irrigated Season <br />jI) Irrigated Season <br />II USGS gage 09175500, San Miguel River at Naturita <br />2 From Iorns et al, 1965, p. 20. <br />3 From Iorns et al, 1965a, p. 131 <br />4 On 10/01/79 at USGS gage 09175500, 25 cfs had a TDS of 1240 mg/1 <br />5 Average TDS of spoils springs and overburden wells. Overburden wells show higher TDS values than <br />spoil wells or springs <br />G Average TDS of overburden wells. <br />