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California sewage discharges in 2018

54 records of sewage discharges and water advisories in California dated in 2018, newest first. Each record keeps the source's own times and wording; a record from the last three months, or one that sets a status now, also has a page of its own.

By type: Cyanobacteria advisory (harmful blue-green algae)54

By source: California State Water Resources Control Board (FHAB program)54

2018 in other states: Connecticut, Florida, Maine, Michigan, New Hampshire, New York, North Carolina, Pennsylvania, Rhode Island, Vermont.

Source: the agencies, sewer operators and EPA records named on each row and on the Sources page. Updated 2026-11-06 09:03 UTC.

Cyanobacteria (harmful blue-green algae) can make water unfit for contact; the issuing authority decides when its advisory ends.

Records in California, 2018, newest first
WhenReportStatus
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lake Elsinore · Lake Elsinore · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · “Cypress Ridge Golf Course” · Lake on Cypress Ridge Golf Course, Arroyo Grande, CA · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Salton Sea · Desert Shores Harbor, Salton Sea · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lake Elsinore · Lake Elsinore, near Coyote Cove Campground/La Laguna · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · “Wet Meadows Reservoir” · Wet Meadows Reservoir · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · “Salton Sea” · Salton Sea Desert Shores Harbor at Alcapulco Ln · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea at State Rec Area · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Red Lake · Red Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lake Elsinore · Lake Elsinore, La Laguna Beach · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lake Elsinore · Lake Elsinore, open water · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lake Elsinore · Lake Elsinore, La Laguna Boat Dock · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lake Elsinore · Lake Elsinore, Perret Park · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lake Elsinore · Lake Elsinore, Elmgrove Beach · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lake Nacimiento · Lake Nacimiento · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Laguna Lake · Laguna Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Diaz Lake · Diaz Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Stone Lagoon · Stone Lagoon - South of Campground Beach · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Stone Lagoon · Stone Lagoon, south of Campground Beach · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · San Diego River · San Diego River mainstem, just W. of I-805 · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · New York Slough · New York Point · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Stone Lagoon · Stone Lagoon · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · “Lake Wilson” · Lake Wilson - Riverfront Park · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · “Rim Rock Lake” · Rim Rock Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea State Rec Area boat launch · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lake Crowley · Crowley Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Hensley Lake · Hensley Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · H. V. Eastman Lake · H.V. Eastman Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Pinto Lake · Pinto Lake at boat doc/launch ramp · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lopez Lake · Lopez Lake, near Cottonwood Cove Swim Beach · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Mad River · Mad River at Blue Lake Bridge · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · “Big Break” · Big Break Shoreline - Kayak Launch and Fishing Dock · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lopez Lake · Lopez Lake, near Lopez Lake Marina · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Diamond Valley Lake · Diamond Valley Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · “Peacock Gap HOA Golf Course” · Peacock Gap HOA Lagoon and golf course canals · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Alamitos Creek · Lake Almaden · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · “Spring Valley Lake” · Spring Valley Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Diamond Valley Lake · Diamond Valley Lake, near Hemet · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Old River · Old River, upstream of Hammer Island · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · “Grant Line Canal” · Grant Line Canal at Old River Confluence · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · “Victoria Canal” · Victoria Canal, south of Hwy 4 · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lake San Antonio · Lake San Antonio · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea, near Desert Shores · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea, near West Shores · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea, shore near Obsidian Butte · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea, shoreline near Bombay Beach · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea, near State Recreation Area Beach · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea, near Salton Sea State Recreation Area · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lake San Antonio · Lake San Antonio · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lake Tahoe · Tahoe Keys West Channel Lagoons · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lake Elsinore · Lake Elsinore · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · “Other River, Stream, or Creek” · North Davis Ditch near Sycamore Lane · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lake Cunningham · Lake Cunningham · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · “Huichica Creek” · Huichica Pond 8, near Napa River · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Lake Chabot · Lake Chabot (Alameda Co) · Algae advisory · volume not reported · notice · maplifted

Sources: Surface Water - Freshwater Harmful Algal Blooms, retrieved 2026-11-06 03:07 UTC. A report's record id and times show when you hover or focus its "report" link.