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• <br />Table 4 <br />Summary of Baseline Surface Water Monitoring Sites <br />for the Nucla East Mining Area <br /> <br />.Site Mame <br />(Computer No.) Drainage Typc of Flow Measurement and Remarks <br />SW-N101 Upper Calamity Draw Flow = cross section x velocity* <br />(580101) <br />SW-N102 <br />(560102) <br />519-N103 <br />(580103) <br />Tributary to Flow height measured in CMP; flow determined using <br />Calamity Draw Manni ng's equation (low flow measured with bucket <br />and stopwatch) <br />Lower Calamity <br />Draw <br />Flow = cross section x velocity* <br />SW-N104 Upper West Lateral Flow = cross section x velocity* in wooden flume box <br />(580104) Ditch (San Miguel <br />River) <br />SW-PI105 Mid West Lateral Flow = cross section x velocity* in wooden flume box <br />(580105) Ditch (San Miguel <br />River) <br />*1la rs h-McBirney flow meter used when possible on all velocity measurements. <br />