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APPENDIX A <br />SIC Permit <br />Code Industry Type Notes Type <br />39 Miscellaneous manufacturing industries A <br />40 Railroad transportation (c) A <br />41 Local and suburban transit and interurban highway passenger (c) A <br /> transportation <br />42 Motor freight transportation and warehousing (except) (c) A <br />4221 Fazm Product wazehousing and storage A <br />4222 Refrigerated wazehousing and storage A <br />4225 General wazehousing and storage A <br />43 US Postal Facilities (c) A <br />44 Water Transportation (c) A <br />45 Transportation by Air (c)(d) A,B <br />49I1 Steam electric power generation (all fuel types) (e} B <br />4952 Wastewater treatment plants with a design flow of 1.0 MGD or more, (e) A <br /> or required to have an approved pretreatment program under <br /> 40 CFR 403 <br />4953 Hazardous waste treatment, storage or disposal facilities; (e) B <br /> incinerators (including boilers and industrial furnaces) that <br /> burn hazazdous waste; and active or inactive landfills, land <br /> application sites, or open dumps with industrial waste and <br /> without a stabilized final cover <br />SOTS Motor vehicle parts, used R <br />5093 Scrap and waste materials R <br />5171 Petroleum bulk stations and terminals (c) A <br />Notes: <br />(a) For this SIC Code, a stormwater permit is required only if runoff contacts overburden, raw material, <br />intermediate or finished product, or waste products. <br />(b) Facilities at sand and gravel operations may be covered under permit S; facilities at construction sites may be <br />covered under permit N; other facilities, including mobile plants, may be covered under permit A. <br />(c) In this SIC Code, only facilities with vehicle maintenance (including fueling), equipment cleaning, or airport <br />deicing need a stormwater permit. <br />(d) Airports that use 1000 gallons of deicer(s) or more annually, and that have annual fuel sales of one million <br />gal/yeaz or more, aze covered under permit B. Airports that do not meet these criteria need permit A. <br />(e) For most facilities covered by the stormwater regulations, SIC codes aze used to indicate the primary <br />function of the facility. This footnote denotes industries which, in most cases, aze covered under the <br />stotmwater regulations regardless of what other activities aze conducted at the site (contact Division for <br />details). <br />(f) For this SIC Code, if all industrial activity, materials handling and storage at the facility are protected from <br />precipitation, the facility does not need a permit during Phase I of the Federal Stormwater Program. (The <br />scheduling on Phase II of the program is unlmown at this time.) <br />Permit tomes: A: Light Industry General Permit (Permit No. COR-010000) <br />B: Heavy Industry General Permit (Permit No. COR-020000) <br />N: Construction General Permit (Permit No. COR-030000) <br />M: Metal Mining General Permit (Permit No. COR-040000) <br />C: Coal Mining General Permit (Permit No. COG-850000) <br />S: Sand and Gravel General Permit (Permit No. COG-500000) <br />R: Recycling Industry General Permit (Permit No. COR-600000) <br />7/96/lhm A-2 <br />