Permits Needed for Metal Mining Businesses

If your business is conducting a land reclamation project involving land disturbance and projects consisting solely of pond and shaft dewatering or stockpiling biosolids for reclamation use, you must obtain an Abandoned Mine Land Reclamation MOG050000 general permit. Your business must implement best management practices during the project by using filter fabric, check dams, sediment ponds, straw bales or other practices used to minimize sediment loss.

If your business is required to obtain a Part 70 Operating Permits but accepts voluntary, practically enforcement limitation to reduce emissions to less than 100 tons per year of any regulated pollutant and is less than 10 tons per year of any single hazardous air pollutant and less than 25 tons per year of any combined hazardous air pollutant, you may require an Air Intermediate Operating Permit to address potential air emissions.

If your business plans to construct a new installation or modify an existing minor installation and the project has the potential to emit more than major emission levels of a regulated air containment or construct a new installation or modify an existing major installation and the project has the potential to emit more than the minor levels per year, you may require an Air Major Construction Permit Sections (7), (8) & (9) to address potential air emissions.

If your business plans to construct a new installation or modify an existing minor installation and the project has the potential to emit less than major source levels per year; or you plan to construct a new installation or modify an existing major installation and the project has the potential to emit less than the minor levels per year, you may require an Air Minor Construction Permit to address potential air emissions.

If your business has the potential to emit greater than 100 tons per year of any regulated pollutant, has the potential to emit greater than 100 tons per year of any single hazardous air pollutant, or greater than 25 tons per year of combined hazardous air pollutants, or is required by a New Source Performance Standard or a Maximum Achievable Control Technology, you may require an Air Part 70 Operating Permit.

If you or your business produce or store used or “spent” product, by-product or sludge that, when discarded, would be identified as a hazardous waste, but you would prefer to handle it as a hazardous secondary material, you must submit a Notification of Regulated Waste Activity form and attach a completed Hazardous Secondary Materials addendum. 

If you or your business plans to transport hazardous waste including waste oil, explosives, gases, flammable and combustible liquids, flammable solids, oxidizers and organic peroxides, poisons, radioactive materials, corrosives or infectious waste, you must obtain a Hazardous/ Infectious Waste Transporter License.

If your business is a no-discharge, private or domestic wastewater treatment facility with design flows of less than 50,000 gallons per day and land apply the wastewater, design flows of less than 50,000 gallons per day and plan to land apply the wastewater, you must obtain a Land Application of Domestic Wastewater MOG823000 master general permit.

If your business plans to process metallic minerals or mineral ores that contain lead, iron, silver, gold, zinc or copper and that process produces waste such as waste rock, mine water, tailings or chat, you may need a Metallic Mineral Waste Management Permit

If your business plans to operate a public water system that supplies drinking water to the public, you must obtain a Public Drinking Water Permit to Dispense. A public water system has at least 15 service connections or serves at least 25 people at least 60 days out of the year. If your business plans to connect to a permitted public water system, then you are not required to obtain this permit.

Missouri’s Resource Recovery regulations, found in Code of State Regulations 10 CSR 25-9.020, were rescinded March 30, 2019. There are no corresponding federal regulations, therefore a resource recovery certificate is no longer required to use, reuse, legitimately recycle or reclaim hazardous waste. Please see Hazardous Secondary Materials.

If your business is listed in 10CSR 20-6.200 by SIC code or description, you will need to apply for a Site-Specific Industrial Stormwater Operating Permit before you may operate, use or maintain the existing point source of water pollution. A Wastewater Construction Permit is required if constructing an earthen basin.

If your business plans to discharge wastewater from a manufacturing process, you will need to apply for a Site-Specific Industrial Wastewater Operating Permit before you may operate, use or maintain the existing point source of water pollution. A Wastewater Construction Permit is required if constructing an earthen basin.