Data from water quality and other environmental monitoring efforts is summarized and analyzed on an annual basis in Section 11 of the Orange County Stormwater Program Unified Program Effectiveness Assessment (Unified PEA). The Unified PEA is finalized by November 15th of each year and covers a reporting period of July 1st through June 30th. The 2013-14 Unified PEA (as well as the Unified PEA from prior reporting periods) is available at the following link: http://ocwatersheds.com/documents/damp/peareports/archived_pea/2013_14_unified_pea(Please note that all water quality monitoring data is reported in Section 11 of the document)
2013 Santa Ana Region & 2014 San Diego Region State of the Environment Reports are also available. These reports represent a commitment to periodically present a comprehensive picture of the quality of Orange County’s creeks, rivers, bays and coastal waters and the actions being taken by the Orange County Stormwater Program (the Program) to protect and restore them.
2013 Santa Ana Region State of the Environment2014 San Diego Region State of the Environment
Monitoring Data Portal
To view OC Watersheds monitoring programs, sample locations and water quality data - Click on the interactive map below. (For best performance- use Google Chrome or Mozilla Firefox browser to view map)
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