MSGP · 40 CFR / NPDES

Which sector
covers your facility?

Search by what happens on site — a process, a material, an industry name, or a SIC code — and find the matching EPA Multi-Sector General Permit fact sheet, out of all 29 industrial sectors.

This tool is a search index built by KCI. The linked fact sheets themselves are produced and published by the U.S. Environmental Protection Agency (EPA) — KCI does not author, edit, or guarantee their content.

29 sectors in the MSGP - start typing to narrow it down
A

SECTOR ATimber Products Facilities

Log storage/handling, sawmills, planing mills, wood preserving, plywood & veneer, wood buildings.

timberlumbersawmillplaning milllog storagelog yardwood preservingpressure treated woodplywoodveneerhardwood flooringwood containerswood buildingsmobile homesreconstituted woodparticleboardmillwork
EPA fact sheet (PDF) SIC 24 (except furniture)
B

SECTOR BPaper and Allied Products Manufacturing Facilities

Pulp mills, paper & paperboard mills, converted paper products.

paper millpulp millpaperboardpaper productstissuepackaging paperkraft papercorrugated
C

SECTOR CChemical and Allied Products Manufacturing and Refining

Industrial chemicals, plastics & resins, fertilizers, pharmaceuticals, paints & coatings, soaps.

chemical plantchemical manufacturingindustrial chemicalsplastics resinfertilizerpharmaceuticalpaint manufacturingcoatingssoapcleaning compoundsagricultural chemicalspetroleum refiningrefinery
D

SECTOR DAsphalt Paving and Roofing Materials & Lubricant Manufacturers

Asphalt paving mixtures, asphalt roofing materials, lubricating oil & grease manufacturing.

asphalt plantasphalt pavinghot mix asphaltasphalt roofingshingleslubricant manufacturinglubricating oilgrease manufacturing
EPA fact sheet (PDF) SIC 2951, 2952, 2992, 2911
E

SECTOR EGlass, Clay, Cement, Concrete, and Gypsum Product Manufacturing

Glass products, cement & concrete (incl. ready-mix), brick & clay products, gypsum/plaster, pottery.

glass manufacturingcement plantconcrete plantready-mix concretebatch plantbrickclay productsgypsumplasterpotteryceramicslime manufacturing
EPA fact sheet (PDF) SIC 32 (parts)
F

SECTOR FPrimary Metals Facilities

Steel mills, iron & steel foundries, nonferrous metal smelting & rolling, blast furnaces.

steel millfoundryiron and steelblast furnacesmeltingnonferrous metalsrolling millaluminum smeltingmetal casting
G

SECTOR GMetal Mining (Ore Mining and Dressing) Facilities

Copper, iron, gold, lead-zinc and other metallic ore mining and ore dressing/processing.

metal miningore miningore dressingcopper minegold mineiron oremineral processing (metallic)mill tailingstailings pond
H

SECTOR HCoal Mines and Coal Mining-Related Facilities

Surface & underground coal mining, coal preparation plants, coal handling and storage.

coal minecoal miningcoal preparation plantcoal storagecoal handlingsurface mineunderground mine
I

SECTOR IOil and Gas Extraction Facilities

Drilling, production, well pads, and related oil & gas extraction activities.

oil and gasdrillingwell padoil wellgas wellexplorationproduction facilityfracupstream oil
J

SECTOR JMineral Mining and Processing Facilities

Sand & gravel, crushed stone, quarries, phosphate rock, and other nonmetallic mineral mining.

sand and gravelgravel pitcrushed stonequarryaggregatephosphate miningnonmetallic miningrock crushing
K

SECTOR KHazardous Waste Treatment, Storage, or Disposal Facilities

Facilities permitted or interim-status under RCRA to treat, store, or dispose of hazardous waste.

hazardous wastetsdfrcrawaste treatmentwaste storagewaste disposal facility
L

SECTOR LLandfills and Land Application Sites

Municipal and industrial landfills, land application and dedicated disposal sites.

landfillland applicationmunicipal solid wastedumpwaste disposal siteleachate
EPA fact sheet (PDF) Open & closed landfills
M

SECTOR MAutomobile Salvage Yards

Vehicle dismantling, salvage and recycling yards handling used/wrecked automobiles.

auto salvagejunkyardauto recyclingscrap vehiclesvehicle dismantlingwrecking yard
N

SECTOR NScrap Recycling and Waste Recycling Facilities

Scrap metal processing, recyclable material recovery facilities (MRFs), waste recyclers.

scrap metalscrap yardrecycling facilitymrfmaterial recovery facilitymetal recyclershredder facility
O

SECTOR OSteam Electric Power Generating Facilities (incl. coal handling areas)

Electric utility power plants, including coal handling areas at those facilities.

power plantelectric utilitysteam electriccoal handling areagenerating station
P

SECTOR PMotor Freight, Passenger Transportation, Petroleum Bulk Stations/Terminals, Rail, and USPS Transportation Facilities

Trucking terminals, bus terminals, petroleum bulk oil stations/terminals, rail yards, USPS vehicle facilities.

trucking terminalfreight terminalbus terminalpetroleum bulk stationfuel terminalrail yardrailroad facilitypostal serviceuspsvehicle fueling terminal
EPA fact sheet (PDF) SIC 42, 41, 51, 40, 43
Q

SECTOR QWater Transportation Facilities with Vehicle Maintenance or Equipment Cleaning

Ports, terminals, and marine facilities that maintain vehicles/vessels or clean equipment.

port facilitymarine terminalwater transportationvessel maintenancedock facilitymarina maintenance
R

SECTOR RShip and Boat Building or Repair Yards

Shipyards and boatyards for new construction, repair, or maintenance of vessels.

shipyardboatyardship buildingboat buildingdry dockvessel repairmarine repair
EPA fact sheet (PDF) SIC 3731, 3732
S

SECTOR SVehicle Maintenance, Equipment Cleaning, or Deicing Areas at Air Transportation Facilities

Airports and air transport facilities with vehicle/aircraft maintenance, cleaning, or deicing areas.

airportaircraft deicingairport maintenanceaircraft maintenancerunway deicingair transportation facility
T

SECTOR TTreatment Works

Wastewater treatment plants and sewage treatment works meeting the SIC 4952 threshold.

wastewater treatment plantsewage treatmentpotwwater reclamation facilitytreatment works
EPA fact sheet (PDF) POTWs ≥ 1 MGD
U

SECTOR UFood and Kindred Products Facilities

Food & beverage processing, meat/poultry packing, dairy, canning, bakeries, grain milling.

food processingmeat packingpoultry processingdairy plantcanningbakerybeverage plantgrain millbreweryslaughterhouse
V

SECTOR VTextile Mills, Apparel, and Other Fabric Product Manufacturing

Textile mills, apparel manufacturing, dyeing & finishing, other fabric products.

textile millapparel manufacturingfabric dyeingfabric finishinggarment manufacturingweaving
W

SECTOR WWood and Metal Furniture and Fixture Manufacturing

Furniture and fixture manufacturing, including wood kitchen cabinets, and finishing/painting.

furniture manufacturingcabinet manufacturingfixture manufacturingfurniture finishingupholstery
X

SECTOR XPrinting and Publishing Facilities

Commercial printing, publishing, newspaper printing, bookbinding.

printingpublishingcommercial printernewspaper printingbookbindingprint shop
Y

SECTOR YRubber, Miscellaneous Plastic Products, and Miscellaneous Manufacturing

Rubber & tire manufacturing, plastic products, toys, jewelry, and other misc. manufacturing.

rubber manufacturingtire manufacturingplastics manufacturinginjection moldingtoy manufacturingjewelry manufacturing
Z

SECTOR ZLeather Tanning and Finishing Facilities

Tanneries and leather finishing operations.

tanneryleather tanningleather finishinghide processing
AA

SECTOR AAFabricated Metal Products Manufacturing Facilities

Metal stamping, machine shops, structural metal, metal coating & engraving, hardware.

fabricated metalmetal stampingmachine shopstructural metalmetal coatingmetal engravingsheet metalhardware manufacturingwelding shop
AB

SECTOR ABTransportation Equipment, Industrial or Commercial Machinery Manufacturing

Automobile & aircraft manufacturing, railroad equipment, industrial and commercial machinery.

automobile manufacturingaircraft manufacturingmachinery manufacturingengine manufacturingrailroad equipment manufacturingindustrial equipment manufacturing
EPA fact sheet (PDF) SIC 37 (parts), 35
AC

SECTOR ACElectronic, Electrical Equipment & Components, Photographic and Optical Goods Manufacturing

Electronics & electrical equipment manufacturing, computers, semiconductors, cameras, optical goods.

electronics manufacturingelectrical equipment manufacturingsemiconductorcircuit boardcomputer manufacturingcamera manufacturingoptical goods
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Source: EPA Industrial Stormwater Fact Sheet Series — epa.gov/npdes/industrial-stormwater-fact-sheet-series. Fact sheets are a plain-language EPA summary, not the permit itself — always confirm coverage against the current MSGP.