Laserfiche WebLink
• ~ • <br />TABLE 2 (Cont.) <br />Summary of Surface Vater Monitoring Sites <br />for the Nucla Mine <br /> <br /> Cessation <br />Site Name Monitoring Frequency <br />jCOmeuter No.) Drainage Type of Flou Measurement and Remarks ___ Flow Oualit~__, <br />NPDES 004 Tributary to Type of flow measurement not determined; no discharge 2 2 <br />(DA0004) Tuttle Draw observed since 1980 <br />NPDES 005 Tributary to Type of flow measurement not determined; no discharge 2 2 <br />(DA0005) Tuttle Draw observed since 1980 <br />NPDES 006 Mid Vest Return Bucket end stopwatch 2 2 <br />(DA0006) Ditch <br /> T <br />Spoil Spri ng M1 Tributary to Vest Bucket and siopwat ch, portable cutthroat flume or visual Semi annual Semiannual <br />(BA0001) Return Ditch estimate of the most consistently flowing portion of the <br /> spring/seep <br />Spoil Spring k2 50 yards Vest of Bucket end stopwatch, portable cutthroat flume ar visual Semiannual[ Semiannual) <br />(BA 0002) Spoil Spring tl1 estimate of the most consistently flowing portion of the <br />___ spring/seep <br />•Marsh-McBirney flow meter used when possible on all velocity measurements. <br />1 <br />Field parameters (pH, temperature, conductivity, flow), end full suite water quality will be measured semiannually in April and <br />September. <br />2Monitori ng conducted in compliance and in accordance with Colorado NPDES Permit No. CO-0000273. In addition, full suite water <br />quality will be measured semiannually in April end September et NPDES 001 (SV•NS ). <br />