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Maricopa County
Drainage Design Manual for Maricopa County, Volume I, Hydrology (PDF)
Drainage Design Manual for Maricopa County, Volume II, Hydraulics (PDF)
Drainage Design Manual for Maricopa County, Volume III, Erosion Control (PDF)
Drainage Policies and Standards Manual for Maricopa County (PDF)
Arizona Department of Environmental Quality (ADEQ)
ADEQ E-Maps
Arizona Pollutant Discharge Elimination System (AZPDES) of Construction General Permit Information
AZPDES Construction General Permit Fact Sheet (PDF)
AZPDES Construction General Permit Notice of Intent (PDF)
AZPDES Construction General Permit Notice of Termination (PDF)
AZPDES Construction General Permit Stormwater Pollution Prevention Plan Guidance Checklist (PDF)
List of Outstanding Arizona Waters (PDF)
Multi-sector General Permit Information
Environmental Protection Agency
Resources for Stormwater Management Programs (PDF)
Stormwater Policy and Guidance Documents
A Construction Site Operator's Guide to Your State's Stormwater Permit Program (PDF)
A Construction Site Operator's Guide to Your State's Stormwater Permit Program - Spanish (PDF)
Stormwater Discharges from Construction Activities
Stormwater Pollution Prevention Plans for Construction Activities
Developing Your Stormwater Pollution Prevention Plan: A Guide for Construction Sites (PDF)
Managing Your Environmental Responsibilities: A Planning Guide for Construction and Development
Menu of Stormwater Best Management Practices
National Pollutant Discharge Elimination System Stormwater Program Basic Information
Stormwater Phase II Fact Sheet Series
Multi-sector General Permit
Stormwater Discharges from Industrial Facilities
Industrial Fact Sheet Series
Miscellaneous Resources
Center for Watershed Protection
Stormwater Manager's Resource Center
Construction Industry Compliance Assistance Center (CICACenter) Stormwater
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