eCampus Resource Library

At StormwaterONE, we don’t just train professionals — we support them in the field. This resource page gives our students fast, organized access to the official Construction General Permits (CGPs) and required NOI and NOT forms from state environmental agencies nationwide.

No more searching through multiple government websites. We’ve gathered the essential permit resources in one place to help you move from training to real-world compliance with confidence.

Because better training should lead to easier compliance.

• Alabama — Alabama Department of Environmental Management: https://adem.alabama.gov/water/npdes-programs/construction-general-permit
  • CGP → ALR100000 - Construction Stormwater General Permit (PDF) (exp. 03/31/2026)
  • AEPACS portal → https://aepacs.adem.alabama.gov/nviro/ncore/external/home
    
    
• Alaska — Alaska Department of Environmental Conservation: https://dec.alaska.gov/water/wastewater/stormwater/permits-approvals/construction/
  • CGP → 2026 Construction General Permit (PDF) (exp. 01/31/2031)
  • Stormwater Electronic Permit Applications → https://dec.alaska.gov/water/wastewater/stormwater/apdes-enoi/#CGP
    
    
• Arizona — Arizona Department of Environmental Quality: https://azdeq.gov/AZPDES/CGP
  • CGP → 2025 AZPDES Construction General Permit (PDF) (exp. 08/28/2030)
  • myDEQ e-permitting → https://azdeq.gov/mydeq/register
    
    
• Arkansas — Arkansas Department of Environmental Quality: https://www.adeq.state.ar.us/water/permits/npdes/stormwater/
  • CGP → ARR150000 - Construction Stormwater General Permit (PDF) (exp. 10/30/2026)
  • ADEQ ePortal → https://eportal.adeq.state.ar.us/
    
    
• California — State Water Resources Control Board (and Regional Boards): https://www.waterboards.ca.gov/water_issues/programs/stormwater/construction.html
  • CGP → Construction Stormwater General Permit Order 2022-0057-DWQ (PDF) (exp. 08/31/2028)
  • State Water Board SMARTS system → https://smarts.waterboards.ca.gov
    
    
• Colorado — Colorado Department of Public Health and Environment: https://cdphe.colorado.gov/cor400000-stormwater-discharge 
  • CGP → COR400000 - Construction Stormwater Discharge Permit (PDF) (exp. 03/31/2029)
  • CDPHE portal → https://ceos.colorado.gov/CO/CEOS/Public/Client/CO_CIMPLE/Shared/Pages/Main/Login.aspx
    
    
• Connecticut — Connecticut Department of Energy and Environmental Protection: https://portal.ct.gov/DEEP/Water-Regulating-and-Discharges/Stormwater/Construction-Stormwater-GP
  • CGP → Construction Stormwater General Permit (PDF) (exp. 12/31/2030)
  • DEEP ezFile Portal → https://filings.deep.ct.gov/deepportal/account/logindetails
    
    
• Delaware — Delaware Department of Natural Resources and Environmental Control: https://dnrec.delaware.gov/watershed-stewardship/sediment-stormwater/
  • CGP → Construction General Permit (PDF) (exp. 03/10/2031)
  • Electronic Notice of Intent (eNOI) → https://enoi.dnrec.delaware.gov/
    
    
• Florida — Florida Department of Environmental Protection: https://floridadep.gov/water/stormwater/content/construction-activity
  • CGP → CGP - Construction Generic Permit (PDF) (eff. 02/2015)
  • DEP Business Portal (preferred) + forms → https://floridadep.gov/water/stormwater/content/npdes-stormwater-permits-and-forms
    
    
• Georgia — Georgia Department of Natural Resources, Environmental Protection Division: https://epd.georgia.gov/forms-permits/watershed-protection-branch-forms-permits/storm-water-forms/npdes-construction
  • CGP → GAR100001 - Stand Alone Construction General Permit (PDF) (exp. 07/31/2028)
  • Construction Stormwater Instructions → https://epd.georgia.gov/construction-stormwater-instructions
    
    
• Hawaii — Hawaii Department of Health: https://health.hawaii.gov/cwb/general-permits/
  • CGP → Appendix C - Storm Water Associated with Construction Activities (PDF) (exp. 01/28/2029)
  • DOH e-permitting → https://eha-cloud.doh.hawaii.gov/epermit/
    
    
• Idaho — Idaho Department of Environmental Quality: https://www.deq.idaho.gov/permits/water-quality-permits-certifications/stormwater-permits/
  • CGP → IDR100000 - Construction General Permit (PDF) (exp. 02/09/2027)
  • IPDES E-Permitting System → https://www2.deq.idaho.gov/water/IPDES/
    
    
• Illinois — Illinois Environmental Protection Agency: https://epa.illinois.gov/topics/forms/water-permits/storm-water/general-permits.html
  • CGP → ILR10 - Construction Site Activities (PDF) (exp. 8/31/2028)
  • IEPA NeT system → https://epa.illinois.gov/topics/forms/water-permits/storm-water/construction.html
    
    
• Indiana — Indiana Department of Environmental Management: https://www.in.gov/idem/stormwater/construction-land-disturbance-permitting/
  • CGP → INRA00000 Construction Stormwater General Permit (exp. 12/17/2026)
  • Regulatory ePortal Guidance for Construction Stormwater Online → https://www.in.gov/idem/stormwater/construction-land-disturbance-permitting/notice-of-intent-noi-submittal/regulatory-eportal-guidance-for-construction-stormwater-online/
    
    
• Iowa — Iowa Department of Natural Resources: https://www.iowadnr.gov/environmental-protection/water-quality/stormwater-program/stormwater-permit-information
  • CGP → General Permit No. 2 - Stormwater Associated with Construction (PDF) (exp. 2/29/2028)
  • DNR Stormwater General Permit Database (online NOI/NOT) → https://programs.iowadnr.gov/stormwater/
    
    
• Kansas — Kansas Department of Health and Environment: https://www.kdhe.ks.gov/757/Construction-Stormwater
  • CGP → HDHE Construction Stormwater General Permit (PDF) (exp. 7/31/2027)
  • Kansas Environmental Information Management System (KEIMS) → https://www.kdhe.ks.gov/1741/Kansas-Environmental-Information-Managem
    
    
• Kentucky — Kentucky Energy and Environment Cabinet: https://eec.ky.gov/Environmental-Protection/Water/PermitCert/KPDES/Pages/default.aspx
  • CGP → KYR100000 - Stormwater Construction General Permit (PDF) (exp. 12/31/2029)
  • EEC portal → https://eec.ky.gov/Environmental-Protection/Water/PermitCert/KPDES/Pages/default.aspx
    
    
• Louisiana — Louisiana Department of Environmental Quality: https://www.deq.louisiana.gov/page/lpdes
  • CGP → LAR100000 - Construction Stormwater General Permit (PDF) (exp. 9/30/2029)
  • LDEQ NOI/NOT Forms → https://www.deq.louisiana.gov/page/lpdes-forms
    
    
• Maine — Maine Department of Environmental Protection: https://www.maine.gov/dep/land/stormwater/construction.html
  • CGP → Maine Construction General Permit (PDF) (exp. 1/13/2030)
  • DEP e-permitting → https://www.maine.gov/dep/land/stormwater/construction.html
    
    
• Maryland — Maryland Department of the Environment: https://mde.maryland.gov/programs/Water/wwp/Pages/gp_construction.aspx
  • CGP → 20-CP - General Permit for Discharges from Stormwater Associated with Construction Activity (PDF) (exp. 3/31/2028)
  • MDE ePermits (construction) → https://egov.maryland.gov/mde/npdes/Account/Login
    
    
• Michigan — Michigan Department of Environment, Great Lakes, and Energy: https://www.michigan.gov/egle/about/organization/water-resources/soil-erosion
  • CGP → Permit-by-Rule for Storm Water from Construction Activities 
  • EGLE MiEnviro Portal → https://mienviro.michigan.gov/ncore/external/home
    
    
• Minnesota — Minnesota Pollution Control Agency: https://www.pca.state.mn.us/business-with-us/construction-stormwater
  • CGP → MNR100001 - NPDES/SDS Permit for Construction Activity (PDF) (exp. 7/31/2028)
  • MPCA e-Services → https://rsp.pca.state.mn.us/TEMPO_RSP/Orchestrate.do?initiate=true
    
    
• Mississippi — Mississippi Department of Environmental Quality: https://www.mdeq.ms.gov/permits/environmental-permits-division/applications-forms/generalpermits/construction-stormwater/
  • CGP → MSR10 - Large Construction Stormwater General Permit (PDF) (exp. 1/31/2027)
  • MDEQ NOI e-Submittals → https://www.mdeq.ms.gov/noi_esubmittals/
    
    
• Missouri — Missouri Department of Natural Resources: https://dnr.mo.gov/water/business-industry-other-entities/permits-certification-engineering-fees/stormwater/construction-land-disturbance
  • CGP → MO-RA00000 - Land Disturbance Stormwater General Permit (PDF) (exp. 2/07/2027)
  • DNR e-permitting → https://dnr.mo.gov/water/data-e-services/electronic-permitting-epermitting
    
    
• Montana — Montana Department of Environmental Quality: https://deq.mt.gov/water/assistance
  • CGP → MTR100000 - Construction Stormwater General Permit (PDF) (exp. 12/31/2027)
  • DEQ FACTS Online Application → https://svc.mt.gov/deq/factspermitting
    
    
• Nebraska — Nebraska Department of Environment and Energy: https://dee.nebraska.gov/permitting/online-general-permit/construction-storm-water
  • CGP → NER210000 - Construction Stormwater General Permit (PDF) (exp. 11/30/2026)
  • Online Application Process → https://ecmp.nebraska.gov/DEQ-CSW/Account/Login?ReturnUrl=%2fDEQ-csw
    
    
• Nevada — Nevada Division of Environmental Protection: https://ndep.nv.gov/water/water-pollution-control/permitting/stormwater-discharge-permits/construction-sites-greater-than-1-acre
  • CGP → NVR100000 - Construction Stormwater General Permit (PDF) (exp. 1/04/2020 - administratively continued)
  • Water Pollution Control General Permits System → https://genpermits.ndep.nv.gov/Common/SelectNOI.aspx
    
    
• New Jersey — New Jersey Department of Environmental Protection: https://dep.nj.gov/njpdes-stormwater/industrial-stormwater-program/general-permits/5g3/#permit-documents
  • CGP → 5G3 - Construction Activity Stormwater General Permit (PDF) (exp. 02/28/2027)
  • NJDEP e-permitting online → http://www.nj.gov/dep/online
    
    
• New York — New York State Department of Environmental Conservation: https://dec.ny.gov/environmental-protection/water/water-quality/stormwater/construction-activity-permit
  • CGP → GP-0-25-001 - SPDES General Permit for Stormwater Discharges from Construction Activity (PDF) (exp. 1/28/2030)
  • DEC nForm Portal (eNOI / eNOT) → https://nform-prod.dec.ny.gov/
    
    
• North Carolina — North Carolina Department of Environmental Quality: https://www.deq.nc.gov/about/divisions/energy-mineral-and-land-resources/stormwater/stormwater-program/npdes-construction-program
  • CGP → NCG010000 - Construction Stormwater General Permit (PDF) (exp. 3/31/2029)
  • AccessDEQ portal → https://portal.deq.nc.gov/login
    
    
• North Dakota — North Dakota Department of Environmental Quality: https://deq.nd.gov/WQ/2_NDPDES_Permits/8_Stormwater/StW.aspx
  • CGP → NDR11-0000 - Construction Stormwater General Permit (PDF) (exp. 6/30/2030)
  • Combined Environmental Regulatory Information System – North Dakota (CERIS-ND) → https://deq.nd.gov/eReporting.aspx
    
    
• Ohio — Ohio Environmental Protection Agency: https://epa.ohio.gov/divisions-and-offices/surface-water/permitting/storm-water-discharges-from-small-and-large-construction-activities--general-permit
  • CGP → OHC000006 - Construction Stormwater General Permit (PDF) (exp. 4/22/2028)
  • Ohio EPA e-permitting → https://epa.ohio.gov/divisions-and-offices/surface-water/permitting
    
    
• Oklahoma — Oklahoma Department of Environmental Quality: https://oklahoma.gov/deq/permits/water-permits/stormwater-permitting/construction-stormwater.html
  • CGP → OKR100000 - Construction Stormwater General Permit (PDF) (exp. 10/17/2027)
  • DEQ nFORM → https://applications.deq.ok.gov/nviro/nform/
    
    
• Oregon — Oregon Department of Environmental Quality: https://www.oregon.gov/deq/wq/wqpermits/Pages/Stormwater-Construction.aspx
  • CGP → 1200-C - Construction Stormwater General Permit (PDF) (exp. 12/14/2030)
  • DEQ online → https://www.oregon.gov/deq/Permits/Pages/Your-DEQ-Online.aspx
    
    
• Pennsylvania — Pennsylvania Department of Environmental Protection: https://www.pa.gov/agencies/dep/programs-and-services/water/clean-water/stormwater-management/construction-stormwater
  • CGP → PAG-02 - NPDES General Permit for Stormwater Discharges Associated with Construction Activities (PDF) (exp. 12/7/2029)
  • DEP eLibrary → http://www.depgreenport.state.pa.us/elibrary/GetFolder?FolderID=90982
    
    
• Rhode Island — Rhode Island Department of Environmental Management: https://dem.ri.gov/environmental-protection-bureau/water-resources/permitting/stormwater-permitting/construction
  • CGP → RIR100000 - RIPDES General Permit for Stormwater Discharge Associated with Construction Activity (P… (exp. 9/26/2026)
  • OWR Permit Application Portal → https://dem.ri.gov/owr-portal-login
    
    
• South Carolina — South Carolina Department of Environmental Services: https://des.sc.gov/programs/bureau-water/stormwater/stormwater-construction-activities
  • CGP → SCR100000 - Construction Stormwater General Permit (PDF) (exp. 2/28/2026)
  • SCDES ePermitting → https://www.des.sc.gov/permits-regulations/permit-central/epermitting
    
    
• South Dakota — South Dakota Department of Agriculture and Natural Resources: https://danr.sd.gov/OfficeOfWater/SurfaceWaterQuality/stormwater/StormWaterConstruction.aspx
  • CGP → SDR100000 - General Permit for Stormwater Discharges Associated with Construction Activities (PDF) (exp. 10/31/2028)
  • EPA CDX portal → https://danr.sd.gov/OfficeOfWater/SurfaceWaterQuality/stormwater/StormWaterConstruction.aspx
    
    
• Tennessee — Tennessee Department of Environment and Conservation: https://www.tn.gov/environment/permit-permits/water-permits1/npdes-permits1/npdes-stormwater-permitting-program/npdes-stormwater-construction-permit.html
  • CGP → TNR100000 - Construction Stormwater General Permit (PDF) (exp. 9/30/2026)
  • MyTDEC Forms (CGP) → https://forms.tdec.tn.gov/?FormTag=CGP_NOI
    
    
• Texas — Texas Commission on Environmental Quality: https://www.tceq.texas.gov/permitting/stormwater/construction
  • CGP → TXR150000 - Construction General Permit (PDF) (exp. 3/5/2028)
  • TCEQ STEERS (online NOI/NOT) → https://www3.tceq.texas.gov/steers/
    
    
• Utah — Utah Department of Environmental Quality: https://deq.utah.gov/water-quality/general-construction-storm-water-updes-permits
  • CGP → UTRC00000 - Construction General Permit (PDF) (exp. 6/30/2027)
  • NeTCGP login → https://npdes-ereporting.epa.gov/net-cgp
    
    
• Vermont — Vermont Department of Environmental Conservation: https://dec.vermont.gov/watershed/wastewater/discharge-permits
  • CGP → 3-9020 - Construction General Permit (PDF) (exp. 6/30/2030)
  • ANR Online NOI → https://anronline.vermont.gov/
    
    
• Virginia — Virginia Department of Environmental Quality: https://www.deq.virginia.gov/water/stormwater/stormwater-construction
  • CGP → VAR10 - General VPDES Permit for Discharges of Stormwater from Construction Activities (PDF) (exp. 6/30/2029)
  • myDEQ Portal → https://portal.deq.virginia.gov/
    
    
• Washington — Washington State Department of Ecology: https://ecology.wa.gov/regulations-permits/permits-certifications/stormwater-general-permits/construction-stormwater-permit
  • CGP → WAR300000 - Construction Stormwater General Permit (PDF) (exp. 12/31/2030)
  • WQWebPortal → https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Water-quality-permits-guidance/WQWebPortal-guidance
    
    
• West Virginia — West Virginia Department of Environmental Protection: https://dep.wv.gov/WWE/Programs/stormwater/csw/Pages/home.aspx
  • CGP → WV0115924 - Construction Stormwater General Permit (PDF) (exp. 4/05/2029) 
  • Electronic Submittal System (ESS) → https://apps.dep.wv.gov/eplogin.cfm
    
    
• Wisconsin — Wisconsin Department of Natural Resources: https://dnr.wisconsin.gov/topic/Stormwater/construction
  • CGP → WI-S067831-6 - Construction Site Storm Water Runoff General Permit (PDF) (exp. 9/30/2026)
  • Water Permit Applications → https://dnr.wisconsin.gov/topic/Wastewater/Permits.html
    
    
• Wyoming — Wyoming Department of Environmental Quality: https://deq.wyoming.gov/water-quality/wypdes/discharge-permitting/storm-water-permitting/large-and-small-construction-general-permit/
  • Large CGP → WYR100000 - Large Construction General Permit (exp. 8/01/2025 - extension authorized)
  • Small CGP → WYR10A000 - Small Construction General Permit (PDF) (exp. 8/01/2025 - extension authorized)
  • DEQ NOI/NOT Forms → https://deq.wyoming.gov/water-quality/wypdes/discharge-permitting/storm-water-permitting/large-and-small-construction-general-permit/

States/Territory Where EPA Directly Administers NPDES Stormwater Permits

https://www.epa.gov/npdes/2022-construction-general-permit-cgp#2022cgpmodified 

• • CGP → https://www.epa.gov/system/files/documents/2025-04/2022-cgp-permit-as-modified.pdf (exp. 02/16/2027)
    
    
• Massachusetts — US EPA Region 1 (federal NPDES); Massachusetts Department of Environmental Protection (state parallel program and support): https://www.mass.gov/info-details/stormwater-permitting
  
  
• New Hampshire — US EPA Region 1 (federal NPDES); New Hampshire Department of Environmental Services (state stormwater program info): https://www.des.nh.gov/water/stormwater
  
  
• New Mexico — US EPA Region 6 (federal NPDES); New Mexico Environment Department (state support and point-source regulation): https://www.env.nm.gov/surface-water-quality/point-source-regulation-section/
  
  
• District of Columbia — US EPA Region 3 (federal NPDES); District Department of Energy and Environment (DOEE): https://doee.dc.gov/service/stormwater-management
  
  
• Puerto Rico — US EPA Region 2 (federal NPDES); United States Environmental Protection Agency (EPA): https://www.epa.gov/npdes/npdes-stormwater-program

Other Countries' Stormwater Programs

• Guam — Guam Environmental Protection Agency: https://bsp.guam.gov/guam-stormwater-management-manual/
  
  
• U.S. Virgin Islands — Department of Planning & Natural Resources: https://dpnr.vi.gov/environmental-protection/water-pollution-control-program/
  

 

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