Laserfiche WebLink
Part I <br />Page No. 5 <br />Permit No.: CO-0045225 <br />4. Compliance Schedules <br />a. Release Concentrations for Point 003A <br />' . <br />Event ::..:. ::::.::::: ;:Due Date::.. . <br />Interim iron release concentrations based upon temporary modifications to Cripple Thru 12/31/97 <br />Creek stream standards aze effective. <br />Final iron release concentrations based upon temporary modifications to Cripple Beginning 1 f 1198 <br />Creek stream standards are effective. <br />b. Annual Infiltration Monitoring Reoort <br />Event :. .::..::. ..:: ' . :. `. Due Date <br />The permittee shall submit annual reports describing infiltration monitoring results 12/31797 <br />by the due date shown. 12/31/98 <br />12131/99 <br />12/31/2000 <br />c. Materials Containment Plan: The permittee will be required [o submit a Materials Containment Plan. <br />The plan shall address the prevention and containment of spills of materials used, processed or <br />stored at the facility which, if spilled, would have a reasonable probability of having a visible or <br />otherwise detrimental impact on waters of the State. This plan is to be submitted within 90 days <br />of the effective date of the petmit. See Part I.E. of the permit. <br />B. MONITORING REQ[lIItEMENTS <br />1. Intiltration/Regeneration Verification <br />In order to verify that high infdtration rates and rapid regeneration of the holding capacity is occurring, the <br />permittee will monitor precipitation depths, resulting tvnoff volumes coming into the settling ponds, pond <br />infiltration rates, and the time required for regeneration of pond holding capacity. This will apply to the two <br />ponds located at the Ironclad Overbttrden Storage Area, the pond located below the waste rack azea haul road, <br />and to the pond located at the crusher azea. <br />Infdtration monitoring will be done during the period of May 1, thru October 31, of each yeaz. Monitoring will <br />be done following storms with a resulting precipitation depth of 0.5 inches or greater, for a minimum of four <br />storms per year, provided that at least four storms with a depth of 0.5 inches occur. All storms of a magnitude of <br />1.8 inches or greater will also be monitored. <br />