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California sewage discharges in 2019

94 records of sewage discharges and water advisories in California dated in 2019, 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)94

By source: California State Water Resources Control Board (FHAB program)94

2019 in other states: Connecticut, Florida, Illinois, 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, 2019, newest first
WhenReportStatus
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Alameda Creek Quarry ponds” · Quarry Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Upper Blue Lake” · (Upper) Blue Lakes (Lake County) · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Imperial Wildlife Area Wister Unit” · Wister Unit Wetlands, Cell Y15B2 · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Mystic Lake” · San Jacinto Wildlife Area Mystic Lake Blind #2 · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Manteca Lake” · Manteca Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Stevens Lake” · Stevens Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Lake Chabot (Solano)” · Lake Chabot (Solano Co.) · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Round Lake” · Round Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Dardanelles Lake” · Dardanelles Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Eagle Lake · Eagle Lake, northern end · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Spring Valley Lake” · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Pleasant Valley Reservoir” · Pleasant Valley Reservoir · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Isabella · Isabella Lake, South Fork Wildlife Area · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Crowley · Crowley Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Bridgeport Reservoir · Bridgeport Reservoir, near marina · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Oso Flaco Lake” · Oso Flaco Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Tahoe · Lake Tahoe, Tallac Historic Site · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Salton Sea · Desert Shores Harbor at Capri Lane · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Salton Sea · West Shores at Salton Sea · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea Obsidian Butte · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Salton Sea · Bombay Beach at Salton Sea · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea State Recreation Area · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea at Desert Shores Harbor · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Laguna Creek” · Laguna Creek at Camden Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Salton Sea” · Salton Sea at West Shores · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea at Obsidian Butte · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea State Rec Area · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Tahoe · North Lake Tahoe, at King's Beach · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Willow Creek Ranch Estates Community” · Willow Creek Ranch Estates Community Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Folsom Lake · Folsom Lake (Beals Point, Granite Bay Loop) · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Carquinez Strait · Martinez Marina · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Folsom Lake · North Fork American River, off Cardiac Bypass Trail near Oregon Bar River · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Mill Creek (Prado Area)” · Mill Creek, near Mounthome Village · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Puddingstone Reservoir · Puddingstone Lake, NE corner · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Tahoe · Tahoe Keys Lagoons · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Indian Creek Reservoir · Indian Creek Reservoir · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Eagle Lake” · Eagle Lake, southern end near Christie Day Use Area · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Red Lake · Red Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · San Joaquin River · San Joaquin River Port of Stockton Turning Basin · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Mormon Slough · Mormon Slough at Weber Avenue · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · McLeod Lake · Stockton Channel and McLeod Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Pelican Lake” · Pelican Lake at Mojave Narrows Regional Park · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Horseshoe Lake” · Mojave Narrows Regional Park · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “San Clemente Rancho Trout Lake” · San Clemente Rancho Trout Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Santa Ana River · Ponded wetland, Talbert Nature Preserve · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “San Clemente Creek” · San Clemente Rancho Trout Pond · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Miramar · Evan's Pond, Located adjacent to Scripps Miramar Branch Library · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · San Joaquin River · Ward Island, San Joaquin River Stockton Delta Area · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Whelan Lake” · Whelan Lake · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Gregory · Lake Gregory · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Isabella · Lake Isabella, Camp Nine · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Isabella · Lake Isabella, Stine Cove · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Isabella · Lake Isabella, Hanning Flat · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Isabella · Lake Isabella, Kissack Bay · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Isabella · Lake Isabella, Kissack Cove · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Isabella · Lake Isabella, Paradise Cove · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Isabella · Lake Isabella, South Fork Marina · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Isabella · Lake Isabella, Old Isabella Rd · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Isabella · Lake Isabella, French Gulch Marina · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Isabella · Lake Isabella, Boulder Gulch Day Use · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Isabella · Lake Isabella, Tillie Creek Boat Launch · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Temescal · Lake Temescal · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Cachuma · Lake Cachuma · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Glen Helen Regional Park” · Glen Helen Regional Park Lakes · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Stone Lagoon · Stone Lagoon, northern end · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake San Antonio · Lake San Antonio · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Big Lagoon · Big Lagoon · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Skinner · Lake Skinner · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · San Marcos Creek · Lake San Marcos, near Lakehouse Hotel · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Elsinore · Lake Elsinore, Lake Elsinore Marina (west side) · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Elsinore · Lake Elsinore, Elmgrove Beach · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Elsinore · Lake Elsinore, Perret Park · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Elsinore · Lake Elsinore, Launch Point (La Laguna Beach) · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Elsinore · Lake Elsinore, open water · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Pinto Lake · Pinto Lake, near boat dock/launch ramp · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Black Butte Lake · Black Butte Reservoir · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Lake Anza” · Lake Anza · 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 · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea at State Recreation Area · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · Lake Hodges · Lake Hodges · 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 ’19California State Water Resources Control Board (FHAB program) · “Black Butte Reservoir” · Black Butte Reservoir Borrow Ponds · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California 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 ’19California State Water Resources Control Board (FHAB program) · “Alameda Creek Quarry ponds” · Quarry Lakes · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Salt Spring Valley Reservoir” · Salt Spring Valley Reservoir · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Big Break” · Big Break Regional Shoreline - Kayak Launch Area · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Discovery Bay” · Discovery Bay - Boardwalk Grill in Yacht Harbor · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California State Water Resources Control Board (FHAB program) · “Discovery Bay” · Discovery Bay - E Dock at Yacht Harbor · 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 · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea, Obsidian Butte Boat Launch · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California 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) · Salton Sea · Salton Sea, Bombay Beach · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’18California State Water Resources Control Board (FHAB program) · Salton Sea · Salton Sea, North Shore Beach · Algae advisory · volume not reported · notice · maplifted
to Dec 31 ’19California 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.