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Bruce Coleman - 4 - 15 October 2004 <br /> Dewatering Permit <br /> The proponent may be required to file a Dewatering Permit for coverage under Waste Discharge <br /> Requirements General Order for Dewatering and Other Low Threat Discharges to Surface Waters <br /> Permit, Order No. 5-00-175 (NPDES CAG995001). The following discharges may be covered by this <br /> permit provided they do not contain significant quantities of pollutants and are either(1) four months or <br /> less in duration,or(2) the average dry weather discharge does not exceed 0.25 mgd: <br /> a. Well development water <br /> b. Construction dewatering <br /> c. Pump/well testing <br /> d. Pipeline/tank pressure testing <br /> e. Pipeline/tank flushing or dewatering <br /> f. Condensate discharges <br /> g. Water Supply system discharges <br /> h. Miscellaneous dewatering/low threat discharges <br /> Industrial Stormwater Permit <br /> Depending on the Standard Industrial Classification(SIC) code of the final project, compliance with the <br /> NPDES General Permit No. CAS000001 for Discharges of Storm Water Associated With Industrial <br /> Activities may be required. The SIC codes of activities requiring coverage are listed in the General <br /> Permit. In order to obtain coverage by the General Permit,the proponent must submit a Notice of Intent <br /> to comply with the permit (NOI)to the State Water Resources Control Board and a Storm Water <br /> Pollution Prevention Plan(S WPPP)must be prepared. <br /> Section 404 Permit <br /> If the project will involve the discharge of dredged or fill material into navigable waters or wetlands, a <br /> permit pursuant to Section 404 of the Clean Water Act may be needed from the US Army Corps of <br /> Engineers. If a Section 404 permit is required by the Corps, the Board will review the permit application <br /> to ensure that discharge will not violate water quality standards. If the project requires surface water <br /> drainage realignment, the applicant is advised to contact the Department of Fish and Game for <br /> information on Streambed Alteration Permit requirements. <br /> If you have any questions about the storm water program,please call Dani Berchtold at(916) 464-4683. <br /> Additional information is available via the Internet at the Regional Board's Storm Water website <br /> http://www.swrcb.ca..zovlstormwtrlindex.ht7ni. For more information on Section 404 Permits contact the <br /> Sacramento District of the Corps of Engineers at(916) 557-5250 or Patrick Gillum with the Regional <br /> Board at(916) 464-4709. If you have any questions about the RWD process,please telephone me at <br /> (916)464-4616. <br /> TIMOTH R. O'BRIEN <br /> Waste Discharge to Land Unit <br /> See enclosure and cc list <br /> W15vfPAbnCft S Jw RUAWV-�km 12 ai N. <br />