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Discharge permits in Maine
303 active individual NPDES permits with limits in EPA's file of Oct 22, 2026.
By industry
Sewage treatment plants (142)
Industrial and other (161)
- Acadia Aqua Farms, LLC ME0037397 · Shellfish
- American Unagi, LLC ME0002780 · Animal Aquaculture
- Aroostook Waste Solutions MEU508088 · Refuse Systems
- Auto Bath of Raymond LLC MEU508260 · Carwashes
- Bath City of ME0100021 · major · Refuse Systems
- Bath Iron Works Corporation ME0001732 · Ship Building And Repairing
- Bath Water District ME0036358 · Water Supply
- Begin Mobile Home Park ME0037010
- Bio Renewable Fuels MEU508255
- Blue Diamond Boothbay, LLC ME0037150
- Bluetriton Brands, Inc ME0110477 · Fish Hatcheries And Preserves
- Bluetriton Brands, Inc. MEU508248 · Bottled And Canned Soft Drinks
- Brewer City of ME0100072 · major · Scrap And Waste Materials
- Brunswick and Topsham Water District ME0000957 · Water Supply
- Brunswick and Topsham Water District ME0002763 · Water Supply
- Brunswick and Topsham Water District MEU508275 · Water Supply
- Bucksport Mill LLC ME0002160 · major · Electric Services
- Calais City of ME0102765 · Elementary And Secondary Schools
- Camp Matoaka, Inc. MEU506097 · Sporting And Recreational Camps
- Carrabassett Valley Sanitary District MEU502781 · Sanitary Services
- Carver Shellfish, Inc. ME0110442 · Fish And Seafoods
- Casco Bay Energy Company, LLC ME0036188 · major · Electric Services
- Center for Cooperative Aquaculture Research ME0110183 · Fish Hatcheries And Preserves
- Cherryfield Foods, Inc. ME0037222 · Canned Fruits And Vegetables
- Circle K MEU508270
- Citgo Petroleum Corporation ME0002291 · Petroleum Bulk Stations & Terminals
- Coastal Camps, Inc. MEU503269 · Sporting And Recreational Camps
- Cold Brook Energy, Inc. ME0002267 · Petroleum Bulk Stations & Terminals
- Cooke Aquaculture USA Inc. ME0110086 · Fish Hatcheries And Preserves
- Cooke Aquaculture USA Inc. ME0110116 · Fish Hatcheries And Preserves
- Cooke Aquaculture USA Inc. ME0110159 · Fish Hatcheries And Preserves
- Cooke Aquaculture USA Inc. ME0110531 · Animal Aquaculture
- Craig Brook Nat Fish Hatchery ME0002437 · Canned And Cured Fish And Seafoods
- Cram Properties, LLC MEU503618 · Mobile Home Site Operators
- Crescent Beach Association ME0036781 · Membership Organizations
- CSX Transportation, Inc. ME0036803 · Railroads, Line-Haul Operating
- Daaquam Lumber Maine Inc. MEU508277 · Sawmills And Planing Mills, General
- Danisco USA Inc ME0000400 · Medicinals And Botanicals
- Decksz, LLC ME0037133 · Marinas
- Derecktor Maine, LLC ME0037087 · Marinas
- Diamond Cove Homeowners Associ ME0023248 · Apartment Building Operators
- Dover Realty Ventures, LLC MEU503601 · Mobile Home Site Operators
- Dover-Foxcroft Water District ME0102229 · Water Supply
- Downeast Institute ME0037460
- Dyer Excavation, Inc. MEU508124
- FPL Energy Wyman LLC ME0000272 · major · Electric Services
- Franklin Processing Inc. MEU507755 · Berry Crops
- Gardiner Water District ME0022519 · Water Supply
- General Alum New England Corp. ME0001830 · Industrial Inorganic Chemicals
- Global Companies LLC ME0001775 · Petroleum Bulk Stations & Terminals
- GNP West, Inc. ME0000167 · major · Paper Mills
- Golden Gate Park MEU508159 · Sanitary Services
- Good Will Home Association ME0022659 · Elementary And Secondary Schools
- Gosnold Arms, Inc. ME0037061 · Hotels And Motels
- Great Northern Salmon, Inc. ME0110540
- Green Lake Natl Fish Hatchery ME0002623 · Fish Hatcheries And Preserves
- Gulf Oil Limited Partnership ME0022314 · Petroleum Bulk Stations & Terminals
- Hartland Redevelopment LLC ME0000108 · Leather Tanning And Finishing
- Hillandale Farms Conn, LLC MEU508094 · Chicken Eggs
- Irving Forest Products, Inc. MEU508263 · Sawmills And Planing Mills, General
- Irving Oil Terminals Inc. ME0002461 · Petroleum Products
- Irving Oil Terminals Inc. ME0021181 · Petroleum Bulk Stations & Terminals
- Jasper Wyman & Son ME0001953 · Canned Fruits And Vegetables
- Jasper Wyman & Son ME0037265 · Frozen Fruits And Vegetables
- Jasper Wyman & Son MEU508269 · Frozen Fruits And Vegetables
- Jayco, LLC ME0001937 · major · Electric Services
- Lake Pemaquid, Inc. MEU503271 · Trailer Parks And Campsites
- LGC Bbe LLC ME0036811 · Mobile Home Site Operators
- Lincoln Mill Environmental Recovery Corporation ME0002003 · Pulp Mills
- Look's Gourmet Food Company, Inc. ME0037486
- Loring Development Authority of Maine ME0102581 · Urban And Community Development
- Maine Department of Corrections ME0090000 · Correctional Institutions
- Maine Maritime Academy ME0002739
- Maine Woods Pellet Company, LLC ME0037401 · Wood Products
- Mallinckrodt US LLC ME0000639 · Alkalies And Chlorine
- Mccain Foods USA, Inc. ME0036218 · Wet Corn Milling
- Me Inland Fisheries & Wildlife ME0001040 · Fish Hatcheries And Preserves
- Me Inland Fisheries & Wildlife ME0001066 · Fish Hatcheries And Preserves
- Me Inland Fisheries & Wildlife ME0001074 · Fish Hatcheries And Preserves
- Me Inland Fisheries & Wildlife ME0001082 · Fish Hatcheries And Preserves
- Me Inland Fisheries & Wildlife ME0001091 · Fish Hatcheries And Preserves
- Me Inland Fisheries & Wildlife ME0001104 · Fish Hatcheries And Preserves
- Me Inland Fisheries & Wildlife ME0001121 · Fish Hatcheries And Preserves
- Me Inland Fisheries & Wildlife ME0001139 · Fish Hatcheries And Preserves
- Merrill Blueberry Farms, Inc. MEU507792 · Frozen Fruits And Vegetables
- Merrymeeting Shellfish Company LLC ME0037524
- MHC Patten Pond, L.L.C. MEU503294 · Trailer Parks And Campsites
- Miller Holdings, LLC ME0037001 · Eating Places
- Monhegan Island Hospitality LLC ME0037427 · Hotels And Motels
- Monhegan Island Inn, Inc. ME0037516 · Hotels And Motels
- Monticello Housing Corporation ME0037168
- Mook Sea Farms, Inc. ME0037451 · Fresh Or Frozen Prepared Fish
- Moore's Septic, Inc. MEU508259 · Sanitary Services
- Moosabec Mussels, Inc. ME0110248 · Fresh Or Frozen Prepared Fish
- Msad #35 ME0101605 · Elementary And Secondary Schools
- Msad #52 ME0101613 · Elementary And Secondary Schools
- Narraguagus Estates ME0036871 · Rooming And Boarding Houses
- Naval Support Activity (Nsa) Cutler ME0002097 · Water Supply
- ND Otm LLC ME0002020 · major · Paper Mills
- ND Paper Inc. ME0002054 · major · Paper Mills
- Ne Renewable Power West Enfield LLC ME0023213 · Electric Services
- New Sharon Water District ME0023671 · Water Supply
- Newagen Seaside Inn Incorporat ME0021229 · Hotels And Motels
- North Haven Town of ME0102482 · Water Supply
- Ocean Gate Inn, LLC ME0036862 · Hotels And Motels
- Old Town Water District ME0102296 · Water Supply
- Orono Town of ME0100498 · major · Refuse Systems
- Orono-Veazie Water District ME0102601 · Water Supply
- Passamaquoddy Water District ME0102211 · Water Supply
- Penobscot Bay Terminals, Inc. ME0001457 · Petroleum Bulk Stations & Terminals
- Penobscot Mccrum, LLC MEU508272 · Irish Potatoes
- Pineland Farms Potato Company, Inc. MEU507949 · Food Preparations
- Pioneer Plastics Corporation ME0000540 · Laminated Plastics Plate & Sheet
- Portland Pipe Line Corporation ME0021440 · Petroleum Bulk Stations & Terminals
- Portsmouth Naval Shipyard ME0000868 · Ship Building And Repairing
- Pride Manufacturing Company, LLC ME0021351 · Wood Household Furniture
- Regenerate Livermore Falls LLC ME0023710 · Electric Services
- Riverview Homeowners' Associat ME0021059 · Private Households
- Robbins Lumber, Inc. MEU508268
- Rsu #14 ME0102751 · Elementary And Secondary Schools
- RTWB LLC MEU503145 · Frozen Fruits And Vegetables
- RTX Corporation ME0022861 · Aircraft Engines And Engine Parts
- Sappi North America, Inc. ME0002321 · major · Paper Mills
- Sappi North America, Inc. ME0021521 · major · Paper Mills
- Seal Cove Boat Yard, Inc. MEG170006 · Boat Building And Repairing
- Shaw's Fish and Lobster Wharf Restaurant, Inc. ME0001481 · Canned And Cured Fish And Seafoods
- Shy Beaver Trout LLC ME0036838 · Fish Hatcheries And Preserves
- SMC Real Estate, Inc. ME0036765 · Apartment Building Operators
- Soil Preparation, Inc. MEU507882 · Irrigation Systems
- South Portland Terminal LLC ME0000485 · Petroleum Products
- Sprague Operating Resources LLC ME0001821 · Petroleum Bulk Stations & Terminals
- Sprague Operating Resources LLC ME0002208 · Petroleum Bulk Stations & Terminals
- Stephen E. Gray Lodges & Industries, Inc. ME0037176
- Sunday River Skiway Corporation ME0023361 · Hotels And Motels
- Tate & Lyle Ingredients Americas LLC ME0002216 · Wet Corn Milling
- Tex-Tech Industries, Inc. ME0001911 · Textile Goods
- The Downeast Salmon Federation Incorporated ME0110523
- The Maine Water Company ME0000035 · Water Supply
- The Maine Water Company MEU508087 · Water Supply
- The Maine Water Company MEU508214 · Water Supply
- The Maine Water Company MEU508267
- The Maine Wild Blueberry Company ME0023051 · Frozen Fruits And Vegetables
- The Maine Wild Blueberry Company MEU508236 · Canned Fruits And Vegetables
- The Maine Wild Blueberry Company MEU508253 · Canned Specialties
- The Trailing Yew LLC ME0037508 · Hotels And Motels
- Timberhp Madison, LLC ME0037443
- True North Maine Inc. ME0036978 · Finfish
- Twin Rivers Paper Company LLC ME0000159 · major · Paper Mills
- University of New England ME0023302
- University of New England ME0110434 · Colleges And Universities
- US Dept of the Interior ME0090051 · National Security
- US Navy ME0090719 · Concrete Products
- W R Allen, Inc. MEU507791 · Frozen Fruits And Vegetables
- Washington County Community College ME0102831 · Schools & Educational Services
- Watershed Center for Ceramic Arts MEU508274 · Pottery Products
- Winona, Inc. MEU506784 · Sporting And Recreational Camps
- Woodisgoodland LLC MEU507708 · Sporting And Recreational Camps
- Woodland Pulp LLC ME0001872 · major · Pulp Mills
- Wyonegonic Camps MEU507602 · Trailer Parks And Campsites
- Yarmouth Town of ME0100765 · major · Refuse Systems
- Yarmouth Town of ME0102377 · Refuse Systems
Source: EPA ECHO, Oct 22, 2026. As JSON: /api/v1/permits?state=ME · MCP: https://passage-data.com/mcp · All states