Storm Water Construction General Permit Requirements
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Overview
This Web Page provides links to relevant National Pollutant Discharge Elimination System (NPDES) storm water construction permit information for Idaho, Indian Country and most federal facilities in the Pacific Northwest. Alaska Department of Environmental Conservation, Washington Department of Ecology and Oregon Department of Environmental Quality are the NPDES permitting authorities in their jurisdictions.
The 2012 CGP is now available throughout Region 10
If you have submitted an NPDES Form 1, begun work during the period when it was not available, and need a temporary tracking number to complete your eNOI, please contact Margaret McCauley at 206-553-1772.
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How to Apply for a permit
- Read the Construction General Permit (CGP) (PDF) (158 pp, 4.25MB).
- Develop a StormWater Pollution Prevention Plan (SWPPP) for your construction site.
- Complete an endangered species determination for the project site (details are noted in the CGP).
- File a Notice Of Intent (NOI), which can be done electronically using this tool: Electronic Notice of Intent (eNOI)
- Implement the Best Management Practices (BMPs) outlined in the SWPPP.
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Forms
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Guidance
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State of Washington
Projects operated by Federal Agencies in the State of Washington must apply for coverage under EPA’s Construction Permit. Projects operated by state or private entities must apply for coverage under Washington’s Construction Permit, even for projects on federal lands.
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State of Oregon
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State of Idaho
Construction projects in Idaho must apply for coverage under EPA's Construction General Permit.
The State of Idaho has added Idaho-specific provisions to the permit. Please be sure to read section 9.7.1 of the permit. For the complete text of Idaho’s certification including the full anti-degradation analysis, please visit the IDEQ website at: http://www.deq.idaho.gov/media/821491-usepa-npdes-general-permit-storm-water-discharges-401-certification-final-0412.pdf
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State of Alaska
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Other Resources
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Presentations
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If you have questions about the CGP, please contact Julie Congdon (congdon.julie@epa.gov), 206.553.2752 or Margaret McCauley ( mccauley.margaret@epa.gov), 206.553-1772.