Watershed Academy
https://www.epa.gov/watershedacademy

Clean Water Act Course
https://www.rivernetwork.org/resource/the-clean-water-act-owners-manual/

NPDES Program Basics
https://www.epa.gov/npdes/npdes-permit-basics

Water Quality Standards Handbook
https://www.epa.gov/wqs-tech/water-quality-standards-handbook

Economic Guidance for Water Quality Standards
https://www.epa.gov/wqs-tech/economic-guidance-water-quality-standards

Questions and Answers on Antidegradation (1985)
https://www.epa.gov/sites/default/files/2018-10/documents/questions-answers-antidegradation.pdf

Water Quality Criteria
http://water.epa.gov/scitech/swguidance/standards/criteria/current/index.cfm

Guidelines for Deriving Numerical National Water Quality
Criteria for the Protection of Aquatic Organisms and Their Uses

http://water.epa.gov/scitech/swguidance/standards/criteria/aqlife/upload/85guidelines.pdf

Human Health Water Quality Criteria and Methods for Toxics

https://www.epa.gov/wqc/human-health-water-quality-criteria-and-methods-toxics

NPDES Permit Writers’ Manual
http://water.epa.gov/polwaste/npdes/basics/upload/pwm_2010.pdf

Technical Support Document for Water Quality-based Toxics Control
https://www3.epa.gov/npdes/pubs/owm0264.pdf

NPDES Permit Applications and Forms
https://www.epa.gov/npdes/npdes-applications-and-forms

Water Quality Data Portal
https://www.waterqualitydata.us/portal/

Streamflow Data
http://waterdata.usgs.gov/nwis/sw

Permit Compliance
https://www3.epa.gov/enviro/facts/pcs-icis/search.html

Enforcement and Compliance History On-Line
https://www.waterqualitydata.us/portal/

EnviroMapper for Water
https://geopub.epa.gov/myem/efmap/

Water Pollution Permitting Essentials

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