Laserfiche WebLink
COLORADO DEPARTMENT OF PUELIC HEALTH AND ENVIRONMENT, Water Quality Control Dtvislon <br />Rationale -Page ! I, Permit No. CO-0032638 <br />Table VI-8 -Monitoring Requirements for Outfalls 004A and 007A <br />Parameter. :`; -Measuremetif;Pregtiency 4' Sample Type ;' <br />Flow, Effluent, MGD Weekly Instantaneous or Continuous <br />TSS, mg/1 2days /month Grab <br />pH,s.u. 2days/month Grab <br />OiI and Grease, mg/1 * 2days /month Visual <br />TDS, mg/l Quarterly Grab <br />WET, Chronic <br />Iron, TR, ug/l <br />Manganese, PD, ug/I <br />Settleable Solids, ml/1 <br />Semi-Annually 3 Grabs/Test <br />2days /month Crab <br />2 days /month Crab <br />2 days /month Grab <br />* If a visible sheen is nosed, a grab sample shall 6e collected and analyzed for oil and grease. The results are to be reported on the <br />DMR under parameter 03582. <br />Table VI-9 - <br />r: Parameter' '' 'MeasuremenlFregaency Sample-Type <br />Arsenic, Total, ug/1 Semi-Annually Crab <br />Cadmium, PD, ug/1 Semi-Annually Grab <br />Chromium, Tri, PD, ug/1 Semi-Annually Grab <br />Chromium, Hex, Dis, ug/1 Semi-Anuually Grab <br />Copper, PD, ug/d Semi-Annually Crab <br />Lead. PD, ugA Semi-Annually Grab <br />Mercury. Total, ug/1 Semi-Annually Grab <br />Nickel, PD, ug/I Semi-Annually Grab <br />Selenium, PD, ug/[ Semi-Annually Grab <br />Silver, PD, ug/1 Semi-Annually Crab <br />Zinc, PD, ug/1 Semi-Annually Grab <br />C. Reporting <br />1. Discharge Monitorine Report: The Pittsburg and Midway Coal Mining Company shall submit Discharge Monitoring <br />Reports (DMRs) on a monthly basis to [he Division. These reports should contain the required summarization of the <br />test results for parameters shown an Table Vl-5 above and Part L.B.I of the permit. See the permit, Part LE.I. for details <br />on such submission. <br />2. Soecial Reports: Special reports are required in the event of a spill, bypass, or other noncompliance. Please refer to <br />Part ILA. of the permitfar reporting requirements. As above, satbmittal of these reports to the US Environmental <br />Protection Agency Region V/I/ is no longer required. <br />D. Additional Terms and Conditions <br />1. Si,~natory and Certification Requirements: Signatory and certification requirements for reports and submittals are <br />discussed in Part LE.6. of the permit. <br />