Sector G Metal Mining Ore Mining and Dressing Appendix G Sector G -Metal Mining Ore Mining and Dressing A Covered Stormwater Discharges The requirements for Sector G apply to stormwater discharges from active temporarily inactive and inactive metal mining and ore dressing facilities including mines abandoned on Federal Lands as identified by the SIC Codes specified below -sector g metal mining ore mining and dressing-,List of SIC and NAICS codes Sector A Timber Products Sector D Asphalt Paving and Roofing Materials Manufacturers and Lubricant Manufacturers Sector E Glass Clay Cement Concrete and Gypsum Product Manufacturing Sector F Primary Metals Sector G Metal Mining Ore Mining and Dressing Sector H Coal Mines and Coal Mining-Related Facilities Sector I Oil and Gas Extraction and Refining…… Get More