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Aliso-San Onofre Watershed -- 18070301

Aliso-San Onofre

map that locates the watershed in the state
closeup map of watershed area

Watershed Profile

Watershed Name: Aliso-San Onofre
USGS Cataloging Unit: 18070301
CA 42th Congressional District
CA 44th Congressional District
CA 48th Congressional District
CA 49th Congressional District

Citizen-based Groups at work in this watershed (Provided by Adopt your Watershed)

Water quality monitoring data from this watershed (Provided by STORET)

Environmental Websites Involving this Watershed

Assessments of Watershed Health

Information provided by the United States Geological Survey (USGS) Exit EPA Disclaimer

Places Involving this Watershed

Visit the Envirofacts Warehouse to retrieve environmental information from EPA databases on Air, Community Water Sources, Water Dischargers, Toxic Releases, Hazardous Waste, and Superfund Sites Geographic searches include zip code, city, EPA Region, or county.

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