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2008-12-04_PERMIT FILE - C1981033
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2008-12-04_PERMIT FILE - C1981033
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Last modified
8/24/2016 3:38:34 PM
Creation date
1/28/2009 10:43:35 AM
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Template:
DRMS Permit Index
Permit No
C1981033
IBM Index Class Name
Permit File
Doc Date
12/4/2008
Section_Exhibit Name
EXHIBIT 04 PERMITS FOR MINING
Media Type
D
Archive
No
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PART I <br />Page No. 8 <br />Permit No. CO-0044377 <br />• B. MONITORING REQUfitEMENTS <br />I. Frequency and Sample Tvne (continued) <br />(a) Outfa11001 <br />Efllucnt Parameter <br />Flow, MGD <br />Total Suspended Solids, mg/P <br />Total Iron, mg/P <br />Oil and Grease, mg/P <br />pH, s.u. <br />\Vhole E.`tluent Toxici[y, Acute <br />(b) Outfa11004 <br />Effluent Parameter <br />Flow, MGD <br />• <br />Total Suspended Solids, mg/P <br />Total Iron, mG/P <br />Settleable Solids, mf/f <br />Oil and Grease, mg/P <br />pH, s.u. <br />Measurement Frequenc <br />1Weekly <br />Monthly <br />~lonthly <br />Weekly <br />Weekly <br />Quarterly <br />Measurement Frequenc <br />Weekly <br />Monthly <br />Monthly <br />Monthly <br />Weekly <br />Weekly <br />Sample Tvne <br />Instantaneous <br />or Continuous <br />Grab <br />Grab <br />Visual <br />In-silo <br />Grab <br />Sample Type <br />Instantaneous <br />or Continuous <br />Grab <br />Grab <br />Grab <br />Visual <br />In-situ <br />Sell-monitoring sampling by the permittee for compliance with the monitoring requirements specified above shall be <br />performed at the fallowing locations: outfall 001 -the mine drainage outfall; and outfall 004 -the surface mno(f <br />outfall, both prior to entering the North Fork of the Gunnison River. <br />If the pennittec, using the approved analytical methods, monitors any parameter more Crequently than required by <br />this permit, then the results of such monitoring shall be included in the calculation and reposing of the values <br />required in the Discharge Monitoring Report Form (DMRs) or other forme az required by the Division. Such <br />increased frequency shall also be indicated. _ <br />(c) Oil and Grease fl1onitorine <br />For every outfall with oil and grease monitoring, in the event an oil sheen or floating oil is observed, a grab sample <br />shall be collected, analyzed, and reposed on the appropriate DMR. In addition, corrective action shall be taken <br />immediately to mitigate the discharge of oil and greaze. A description of the corrective action taken should be <br />included with the DMR. <br />2. Salinih' Parameters <br />In order to obtain an indication of the quantity of salinity, meazured az Total Dissolved Solids (TDS) being discharged <br />from the site, the permittee shall monitor the waztewater effluent at the following frequencies: <br />Outfall Freouencv Sample Tvne <br />001,004 Quarterly Grab <br />Self-monitoring samples taken in compliance with the monitoring requires specified above shall be taken at those <br />locations listed in Pan 1.6.1. TDS shall be sampled on a monthly bazis until six samples have been analyzed. A report <br />of 'No Discharge' shall not be counted as one of the six samples. Thereafter, monitoring shall continue on a quarterly <br />bazis. <br />fA'l)aP h'OYrm(rN 1J, 19W <br />
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