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California / Reports / 2025 /

California sewage discharges, September 2025

153 records of sewage discharges and water advisories in California dated in September 2025, newest first. Each record keeps the source's own times and wording.

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, September 2025, newest first
WhenReportStatus
to Oct 1 ’25, 4:24 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Swami's Park - Swami\'s · Beach advisory · volume not reported · notice · maplifted
to Oct 14 ’25, 4:56 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · La Jolla Cove · Beach advisory · volume not reported · notice · maplifted
to Oct 2 ’25, 1:30 PM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Newport Bay - Ruby Avenue · Beach advisory · volume not reported · notice · maplifted
to Oct 9 ’25, 4:48 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · north Imperial Beach - Carnation Ave. · Beach closure · volume not reported · notice · maplifted
to Oct 6 ’25, 4:05 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach pier area - Imperial Beach Pier · Beach closure · volume not reported · notice · maplifted
to Oct 9 ’25, 4:48 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach municipal beach, other - Cortez Ave · Beach closure · volume not reported · notice · maplifted
to Oct 11 ’25, 4:45 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach municipal beach, other - End of Seacoast Dr · Beach closure · volume not reported · notice · maplifted
to Oct 7 ’25, 3:50 PM PDTHumboldt County Health and Human Services Department Division of Environmental Health via Beach Watch · Pacific Ocean · Moonstone Beach - Moonstone Beach near Little River · Beach advisory · volume not reported · notice · maplifted
to Oct 7 ’25, 3:50 PM PDTHumboldt County Health and Human Services Department Division of Environmental Health via Beach Watch · Pacific Ocean · Luffenholtz Beach - Luffenholtz Beach near Luffenholtz Creek. · Beach advisory · volume not reported · notice · maplifted
to Oct 7 ’25, 3:50 PM PDTHumboldt County Health and Human Services Department Division of Environmental Health via Beach Watch · Pacific Ocean · Trinidad State Beach - Trinidad Beach near Mill Creek · Beach advisory · volume not reported · notice · maplifted
to Sep 30 ’25, 8:00 AM PDTCity of Long Beach Health and Human Services via Beach Watch · Pacific Ocean · Alamitos Bay Beach - Mothers' Beach · Beach advisory · volume not reported · notice · maplifted
to Oct 3 ’25, 5:25 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Coronado north beach - Navy Fence (A) · Beach advisory · volume not reported · notice · maplifted
to Oct 3 ’25, 5:25 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Coronado City beaches - Loma Ave (frmrly Isabella · Beach advisory · volume not reported · notice · maplifted
to Oct 3 ’25, 5:25 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Coronado City beaches - Avenida Lunar · Beach advisory · volume not reported · notice · maplifted
to Oct 3 ’25, 5:25 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Silver Strand State Beach - Silver Strand N end (ocean) · Beach advisory · volume not reported · notice · maplifted
to Oct 3 ’25, 5:25 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Silver Strand State Beach - Silver Strand - Lifeguard Tower · Beach advisory · volume not reported · notice · maplifted
to Oct 5 ’25, 3:57 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Silver Strand State Beach - Silver Strand - Guard Shack · Beach advisory · volume not reported · notice · maplifted
to Sep 29 ’25, 5:13 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · north Imperial Beach - Carnation Ave. · Beach advisory · volume not reported · notice · maplifted
to Sep 29 ’25, 5:13 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach pier area - Imperial Beach Pier · Beach advisory · volume not reported · notice · maplifted
to Sep 29 ’25, 5:13 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach municipal beach, other - Cortez Ave · Beach advisory · volume not reported · notice · maplifted
to Sep 29 ’25, 5:13 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach municipal beach, other - End of Seacoast Dr · Beach advisory · volume not reported · notice · maplifted
to Oct 6 ’25, 9:53 AM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Leo Carillo State Beach - Leo Carillo Beach 35000 Pacific Coast Highway · Beach advisory · volume not reported · notice · maplifted
to Oct 1 ’25, 3:59 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Nicholas Canyon County Beach - Nicholas Beach 100 ft west of lifeguard tower · Beach advisory · volume not reported · notice · maplifted
to Oct 1 ’25, 3:59 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Redondo Beach - Sapphire Street · Beach advisory · volume not reported · notice · maplifted
to Oct 3 ’25, 3:18 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Inner Cabrillo Beach · Beach advisory · volume not reported · notice · maplifted
to Oct 3 ’25, 3:17 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Inner Cabrillo Beach · Beach advisory · volume not reported · notice · maplifted
to Sep 30 ’25, 2:15 PM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Monarch Beach - Monarch Beach North · Beach advisory · volume not reported · notice · maplifted
to Sep 26 ’25, 11:32 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Moonlight Beach - Cottonwood Creek outlet · Beach advisory · volume not reported · notice · maplifted
to 6:45 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach pier area - Imperial Beach Pier · Beach advisory · volume not reported · notice · maplifted
to Oct 3 ’25, 3:18 PM PDTLos Angeles County Department of Health Services via Beach Watch · Paradise Cove - Ramirez Creek · Beach advisory · volume not reported · notice · maplifted
to Oct 1 ’25, 3:59 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Nicholas Canyon County Beach - Nicholas Beach 100 ft west of lifeguard tower · Beach advisory · volume not reported · notice · maplifted
to Sep 26 ’25, 3:56 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Royal Palms State Beach - White Point · Beach advisory · volume not reported · notice · maplifted
to Sep 26 ’25, 3:55 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Dockweiler State Beach - North Westchester SD · Beach advisory · volume not reported · notice · maplifted
to Sep 26 ’25, 3:54 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Dan Blocker County Beach - Solstice Creek · Beach advisory · volume not reported · notice · maplifted
to Sep 26 ’25, 3:55 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Redondo Beach - Sapphire Street · Beach advisory · volume not reported · notice · maplifted
to Oct 14 ’25, 8:52 AM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Santa Monica State Beach - Santa Monica Pier · Beach advisory · volume not reported · notice · maplifted
to Sep 27 ’25, 2:00 AM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Huntington State Beach - Brookhurst Street · Beach advisory · volume not reported · notice · maplifted
to Sep 27 ’25, 2:00 AM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Aliso County Beach - Aliso Creek Interface - Zero Point · Beach advisory · volume not reported · notice · maplifted
to Oct 1 ’25, 1:45 PM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Aliso County Beach - Treasure Island Sign · Beach advisory · volume not reported · notice · maplifted
to Oct 8 ’25, 10:00 AM PDTHealth Department County of San Mateo Environmental Health via Beach Watch · Pacific Ocean · San Gregorio State Beach - San Gregorio Creek · Beach advisory · volume not reported · notice · maplifted
to Sep 30 ’25, 8:00 AM PDTCounty of Monterey Department of Health Division of Environmental Health via Beach Watch · Pacific Ocean · All_Monterey_County - All_Monterey_County_Beaches · Rain advisory · volume not reported · notice · maplifted
to 8:00 AM PDTVentura County Environmental Health Division via Beach Watch · Pacific Ocean · All_Ventura_County - All_Ventura_County_Beaches · Rain advisory · volume not reported · notice · maplifted
to Sep 25 ’25, 9:46 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Coronado City beaches - Loma Ave (frmrly Isabella · Beach advisory · volume not reported · notice · maplifted
to Sep 25 ’25, 9:46 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · San Dieguito River Beach - San Dieguito River outlet · Beach advisory · volume not reported · notice · maplifted
to Oct 14 ’25, 8:52 AM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Marina Del Rey Beach - Mothers Beach - Playground · Beach advisory · volume not reported · notice · maplifted
to Sep 25 ’25, 3:46 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Redondo Beach - Topaz Street · Beach advisory · volume not reported · notice · maplifted
to Sep 24 ’25, 4:04 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Inner Cabrillo Beach · Beach advisory · volume not reported · notice · maplifted
to Sep 25 ’25, 1:45 PM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Monarch Beach - Salt Creek Ocean Interface at Monarch Beach - Zero Point · Beach advisory · volume not reported · notice · maplifted
to Sep 25 ’25, 1:45 PM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Dana Point Harbor - Harbor Patrol Dock · Beach advisory · volume not reported · notice · maplifted
to Sep 26 ’25, 11:00 AM PDTSan Luis Obispo County Public Health Department Environmental Health via Beach Watch · Pacific Ocean · Pismo State Beach - 40 ft south of pier · Beach advisory · volume not reported · notice · maplifted
to Sep 24 ’25, 8:28 AM PDTSan Francisco Department of Public Health via Beach Watch · Pacific Ocean · Baker Beach - Baker Beach, Lobos Creek at Lower Parking Lot · Beach advisory · volume not reported · notice · maplifted
to Sep 30 ’25, 8:00 AM PDTCounty of Monterey Department of Health Division of Environmental Health via Beach Watch · Pacific Ocean · San Carlos Beach · Beach advisory · volume not reported · notice · maplifted
California State Water Resources Control Board (FHAB program) · Middle Fork Feather River · upstream of Smith Creek · Algae advisory · volume not reported · notice · maplisted
California State Water Resources Control Board (FHAB program) · “Lower Klamath National Wildlife Refuge” · West Sheepy Lake · Algae advisory · volume not reported · notice · maplisted
to Sep 25 ’25, 9:46 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Coronado City beaches - Avenida Lunar · Beach advisory · volume not reported · notice · maplifted
to Oct 9 ’25, 4:21 PM PDTHumboldt County Health and Human Services Department Division of Environmental Health via Beach Watch · Pacific Ocean · Clam Beach Co. Park - Clam Beach near Strawberry Creek · Beach advisory · volume not reported · notice · maplifted
to Sep 24 ’25, 8:00 AM PDTSanta Barbara County Environmental Health Services via Beach Watch · Pacific Ocean · Goleta Beach · Beach advisory · volume not reported · notice · maplifted
to Sep 29 ’25, 8:00 AM PDTSanta Barbara County Environmental Health Services via Beach Watch · Pacific Ocean · Leadbetter · Beach advisory · volume not reported · notice · maplifted
to Sep 24 ’25, 2:35 PM PDTCity of Long Beach Health and Human Services via Beach Watch · Pacific Ocean · Long Beach - Prospect Ave-Beach · Beach advisory · volume not reported · notice · maplifted
to Sep 24 ’25, 2:35 PM PDTCity of Long Beach Health and Human Services via Beach Watch · Pacific Ocean · Long Beach - W/side of Belmont Pier · Beach advisory · volume not reported · notice · maplifted
to Sep 24 ’25, 2:35 PM PDTCity of Long Beach Health and Human Services via Beach Watch · Pacific Ocean · Long Beach - 10th Place-Beach · Beach advisory · volume not reported · notice · maplifted
to Sep 23 ’25, 4:24 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Coronado north beach - Navy Fence (A) · Beach advisory · volume not reported · notice · maplifted
to Sep 25 ’25, 9:46 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Silver Strand State Beach - Silver Strand N end (ocean) · Beach advisory · volume not reported · notice · maplifted
to Sep 25 ’25, 9:46 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · north Imperial Beach - Carnation Ave. · Beach closure · volume not reported · notice · maplifted
to Sep 25 ’25, 9:46 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach pier area - Imperial Beach Pier · Beach closure · volume not reported · notice · maplifted
to Sep 25 ’25, 9:46 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach municipal beach, other - Cortez Ave · Beach closure · volume not reported · notice · maplifted
to Sep 25 ’25, 9:46 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach municipal beach, other - End of Seacoast Dr · Beach closure · volume not reported · notice · maplifted
to Sep 19 ’25, 12:15 PM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Huntington Harbour - Harbour Channel · Beach advisory · volume not reported · notice · maplifted
to Sep 21 ’25, 11:00 AM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · All_LosAngeles_County - All Los Angeles County Beaches · Rain advisory · volume not reported · notice · maplifted
to Sep 24 ’25, 9:44 AM PDTCounty of Marin Environmental Health Services via Beach Watch · Pacific Ocean · Lawson's Landing · Beach advisory · volume not reported · notice · maplifted
to Sep 24 ’25, 9:44 AM PDTCounty of Marin Environmental Health Services via Beach Watch · Whitehouse Pool · Beach advisory · volume not reported · notice · maplifted
to Sep 24 ’25, 9:44 AM PDTCounty of Marin Environmental Health Services via Beach Watch · Pacific Ocean · All_Marin_County - GREEN BRIDGE · Beach advisory · volume not reported · notice · maplifted
to Sep 21 ’25, 9:00 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · All_SanDiego_County - All_SanDiego_County_Beaches · Rain advisory · volume not reported · notice · maplifted
to Sep 23 ’25, 4:31 PM PDTVentura County Environmental Health Division via Beach Watch · Pacific Ocean · All_Ventura_County - All_Ventura_County_Beaches · Rain advisory · volume not reported · notice · maplifted
to Oct 8 ’25, 5:24 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Mission Bay - Crown Point drain · Beach advisory · volume not reported · notice · maplifted
to Sep 23 ’25, 3:37 PM PDTLos Angeles County Department of Health Services via Beach Watch · Paradise Cove - Ramirez Creek · Beach advisory · volume not reported · notice · maplifted
to Sep 18 ’25, 1:30 PM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Poche County Beach - Poche Beach - Zero Point · Beach advisory · volume not reported · notice · maplifted
California State Water Resources Control Board (FHAB program) · “Santee Lakes #5” · Santee Lakes #5 General Store · Algae advisory · volume not reported · notice · maplisted
to Sep 17 ’25, 3:57 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · La Jolla Shores Beach - Ave De La Playa · Beach advisory · volume not reported · notice · maplifted
to Sep 30 ’25, 10:00 AM PDTSan Luis Obispo County Public Health Department Environmental Health via Beach Watch · Pacific Ocean · Pismo State Beach - 338 yds north of pier-Edgewater Motel with blue ro · Beach advisory · volume not reported · notice · maplifted
to Sep 21 ’25, 3:40 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · north Imperial Beach - Carnation Ave. · Beach advisory · volume not reported · notice · maplifted
to Sep 17 ’25, 3:25 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Santa Monica State Beach - Pico Kenter storm drain · Beach advisory · volume not reported · notice · maplifted
to Sep 23 ’25, 4:45 PM PDTHumboldt County Health and Human Services Department Division of Environmental Health via Beach Watch · Pacific Ocean · Trinidad State Beach - Trinidad Beach near Mill Creek · Beach advisory · volume not reported · notice · maplifted
California State Water Resources Control Board (FHAB program) · “Napa-Sonoma Marshes Wildlife Area” · Huichica Creek Wildlife Area near entrance on Buchli Station Rd · Algae advisory · volume not reported · notice · maplisted
California State Water Resources Control Board (FHAB program) · Napa River · Huichica (HCU) Pond 8 near entrance on Milton Rd · Algae advisory · volume not reported · notice · maplisted
to Sep 21 ’25, 3:40 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach pier area - Imperial Beach Pier · Beach advisory · volume not reported · notice · maplifted
to Sep 21 ’25, 3:40 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach municipal beach, other - Cortez Ave · Beach advisory · volume not reported · notice · maplifted
to Sep 21 ’25, 3:40 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach municipal beach, other - End of Seacoast Dr · Beach advisory · volume not reported · notice · maplifted
to Sep 13 ’25, 4:03 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · San Diego Bay - Glorietta Bay · Beach advisory · volume not reported · notice · maplifted
to Sep 13 ’25, 12:35 PM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Newport Beach - Little Corona - Downcoast · Beach advisory · volume not reported · notice · maplifted
to Sep 13 ’25, 4:03 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · north Imperial Beach - Carnation Ave. · Beach advisory · volume not reported · notice · maplifted
to Sep 13 ’25, 4:03 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach pier area - Imperial Beach Pier · Beach advisory · volume not reported · notice · maplifted
to Sep 12 ’25, 3:34 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Topanga State Beach - Topanga Beach · Beach advisory · volume not reported · notice · maplifted
to Sep 12 ’25, 2:30 PM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Huntington Harbour - Trinidad Lane Beach · Beach advisory · volume not reported · notice · maplifted
to Sep 12 ’25, 2:30 PM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Huntington Harbour - Mothers Beach · Beach advisory · volume not reported · notice · maplifted
to Sep 30 ’25, 2:15 PM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Dana Point Harbor - Baby Beach - West End · Beach advisory · volume not reported · notice · maplifted
to Sep 18 ’25, 10:38 AM PDTCounty of Marin Environmental Health Services via Beach Watch · Whitehouse Pool · Beach advisory · volume not reported · notice · maplifted
to Sep 18 ’25, 10:38 AM PDTCounty of Marin Environmental Health Services via Beach Watch · Pacific Ocean · All_Marin_County - GREEN BRIDGE · Beach advisory · volume not reported · notice · maplifted
to Oct 8 ’25, 5:24 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Mission Bay, Fanuel Park - Fanuel Park · Beach advisory · volume not reported · notice · maplifted
to Sep 12 ’25, 4:44 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Mission Bay - Crown Point drain · Beach advisory · volume not reported · notice · maplifted
California State Water Resources Control Board (FHAB program) · Middle Fork American River · Middle Fork American River - 78 (514SED078) · Algae advisory · volume not reported · notice · maplisted
to Sep 12 ’25, 4:44 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach municipal beach, other - Cortez Ave · Beach advisory · volume not reported · notice · maplifted
to Sep 12 ’25, 4:44 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Imperial Beach municipal beach, other - End of Seacoast Dr · Beach advisory · volume not reported · notice · maplifted
to Sep 17 ’25, 3:25 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Avalon Beach - West of the pier · Beach advisory · volume not reported · notice · maplifted
to Sep 12 ’25, 2:30 PM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Doheny State Beach - San Juan Creek Ocean Interface at Doheny State Beach - Zero Point · Beach advisory · volume not reported · notice · maplifted
to Sep 17 ’25, 10:00 AM PDTHealth Department County of San Mateo Environmental Health via Beach Watch · Pacific Ocean · Gazos Creek Access - Gazos Creek · Beach advisory · volume not reported · notice · maplifted
to Dec 31 ’25, 10:00 AM PSTHealth Department County of San Mateo Environmental Health via Beach Watch · Pacific Ocean · Pomponio State Beach - Pomponio Creek · Beach advisory · volume not reported · notice · maplifted
to Sep 17 ’25, 10:00 AM PDTHealth Department County of San Mateo Environmental Health via Beach Watch · Pacific Ocean · San Gregorio State Beach - San Gregorio Creek · Beach advisory · volume not reported · notice · maplifted
to Nov 14 ’25, 10:00 AM PSTHealth Department County of San Mateo Environmental Health via Beach Watch · Pacific Ocean · Montara State Beach - San Vicente Creek · Beach advisory · volume not reported · notice · maplifted
to Sep 11 ’25, 9:26 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · La Jolla Shores Beach - Ave De La Playa · Beach advisory · volume not reported · notice · maplifted
to Sep 11 ’25, 9:26 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Powerhouse Park 15th Street - 15th St. near outlet · Beach advisory · volume not reported · notice · maplifted
to Sep 11 ’25, 9:26 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · San Dieguito River Beach - San Dieguito River outlet · Beach advisory · volume not reported · notice · maplifted
to Sep 11 ’25, 3:29 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Will Rogers State Beach - 50 yards south of storm drain on Will Rogers Beach · Beach advisory · volume not reported · notice · maplifted
to Sep 11 ’25, 3:29 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Will Rogers State Beach - Temescal Canyon storn drain on Will Rogers Beach · Beach advisory · volume not reported · notice · maplifted
to Sep 11 ’25, 1:40 PM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Dana Point Harbor - Baby Beach - West End · Beach advisory · volume not reported · notice · maplifted
to Sep 11 ’25, 1:40 PM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Dana Point Harbor - Baby Beach - East End · Beach advisory · volume not reported · notice · maplifted
to Sep 10 ’25, 8:21 AM PDTSan Francisco Department of Public Health via Beach Watch · Mission Creek · Mission Bay Channel - Mission creek at kayak landing · Beach advisory · volume not reported · notice · maplifted
to Sep 11 ’25, 9:26 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · WindanSea Beach - Bonair · Beach advisory · volume not reported · notice · maplifted
to Sep 22 ’25, 8:00 AM PDTCounty of Monterey Department of Health Division of Environmental Health via Beach Watch · Pacific Ocean · Monterey Beach Hotel · Beach advisory · volume not reported · notice · maplifted
to Sep 10 ’25, 8:21 AM PDTSan Francisco Department of Public Health via Beach Watch · Islais Creek Channel · Islais Creek Channel - Islais creek at Islais Landing · Beach advisory · volume not reported · notice · maplifted
California State Water Resources Control Board (FHAB program) · Clear Lake · Soda Bay · Algae advisory · volume not reported · notice · maplisted
California State Water Resources Control Board (FHAB program) · Clear Lake · Jones bay · Algae advisory · volume not reported · notice · maplisted
to Sep 15 ’25, 11:25 AM PDTHumboldt County Health and Human Services Department Division of Environmental Health via Beach Watch · Pacific Ocean · Moonstone Beach - Moonstone Beach near Little River · Beach advisory · volume not reported · notice · maplifted
to Sep 10 ’25, 2:38 PM PDTCity of Long Beach Health and Human Services via Beach Watch · Pacific Ocean · Long Beach - Coronado Ave-Beach · Beach advisory · volume not reported · notice · maplifted
to Sep 8 ’25, 4:26 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Silver Strand State Beach - Silver Strand N end (ocean) · Beach advisory · volume not reported · notice · maplifted
to Sep 8 ’25, 4:26 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Silver Strand State Beach - Silver Strand - Guard Shack · Beach advisory · volume not reported · notice · maplifted
to Sep 8 ’25, 4:26 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Silver Strand State Beach - Silver Strand - Lifeguard Tower · Beach advisory · volume not reported · notice · maplifted
to Oct 3 ’25, 8:10 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Mission Bay, Vacation Isle - Mission Bay Vacation Isle North Cove · Beach advisory · volume not reported · notice · maplifted
to Sep 6 ’25, 5:15 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Dog Beach, O.B. - San Diego River outlet · Beach advisory · volume not reported · notice · maplifted
to Oct 3 ’25, 8:10 AM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · San Diego Bay - Lawrence St. outlet · Beach advisory · volume not reported · notice · maplifted
to Sep 12 ’25, 4:44 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · San Diego Bay - Bayside Park (J Street) · Beach advisory · volume not reported · notice · maplifted
to Sep 11 ’25, 9:54 AM PDTCounty of Marin Environmental Health Services via Beach Watch · Whitehouse Pool · Beach advisory · volume not reported · notice · maplifted
to Sep 11 ’25, 9:54 AM PDTCounty of Marin Environmental Health Services via Beach Watch · Pacific Ocean · Lawson's Landing · Beach advisory · volume not reported · notice · maplifted
to Sep 11 ’25, 9:54 AM PDTCounty of Marin Environmental Health Services via Beach Watch · Pacific Ocean · Drake's Beach - Drake\'s Beach · Beach advisory · volume not reported · notice · maplifted
to Dec 12 ’25, 8:00 AM PSTEast Bay Regional Park District via Beach Watch · Pacific Ocean · Keller Beach (Contra Costa Co) - South Beach · Beach advisory · volume not reported · notice · maplifted
to Oct 24 ’25, 8:00 AM PDTEast Bay Regional Park District via Beach Watch · Pacific Ocean · Keller Beach (Contra Costa Co) - North Beach · Beach advisory · volume not reported · notice · maplifted
California State Water Resources Control Board (FHAB program) · “Heavenly Valley Creek” · above powerline (634HEV001) · Algae advisory · volume not reported · notice · maplisted
California State Water Resources Control Board (FHAB program) · “Red Lake Creek” · Red Lake Cr, below HWY (633RDL001) · Algae advisory · volume not reported · notice · maplisted
to Sep 11 ’25, 5:55 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Mission Bay - Fiesta Island NW shore · Beach advisory · volume not reported · notice · maplifted
to Sep 5 ’25, 6:22 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · San Diego Bay - Tidelands Park · Beach advisory · volume not reported · notice · maplifted
to Sep 8 ’25, 11:00 AM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Malaga Cove · Beach advisory · volume not reported · notice · maplifted
to Sep 17 ’25, 3:25 PM PDTLos Angeles County Department of Health Services via Beach Watch · Pacific Ocean · Leo Carillo State Beach - Leo Carillo Beach 35000 Pacific Coast Highway · Beach advisory · volume not reported · notice · maplifted
to Sep 6 ’25, 10:00 AM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Aliso County Beach - Aliso Creek Interface - Zero Point · Beach advisory · volume not reported · notice · maplifted
to Sep 6 ’25, 10:00 AM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Aliso County Beach - Aliso Beach - Middle · Beach advisory · volume not reported · notice · maplifted
to Sep 6 ’25, 10:00 AM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Aliso County Beach - Aliso Beach - South · Beach advisory · volume not reported · notice · maplifted
California State Water Resources Control Board (FHAB program) · Lake Havasu · Thompson beach at Havasu Landing · Algae advisory · volume not reported · notice · maplisted
to Sep 5 ’25, 9:30 AM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Newport Bay - Garnet Avenue · Beach advisory · volume not reported · notice · maplifted
to Sep 5 ’25, 9:30 AM PDTOrange County Environmental Health Division via Beach Watch · Pacific Ocean · Newport Bay - 38th Street · Beach advisory · volume not reported · notice · maplifted
to Sep 4 ’25, 8:38 AM PDTSan Francisco Department of Public Health via Beach Watch · Pacific Ocean · Candlestick Point - Windsurfer Circle · Beach advisory · volume not reported · notice · maplifted
to Sep 4 ’25, 8:00 AM PDTSanta Barbara County Environmental Health Services via Beach Watch · Pacific Ocean · Leadbetter · Beach advisory · volume not reported · notice · maplifted
California State Water Resources Control Board (FHAB program) · “Bucks Lake” · North of Rainbow Point · Algae advisory · volume not reported · notice · maplisted
to Sep 4 ’25, 5:01 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Coronado north beach - Navy Fence (A) · Beach closure · volume not reported · notice · maplifted
to Sep 4 ’25, 5:01 PM PDTCounty of San Diego Department of Environmental Health via Beach Watch · Pacific Ocean · Coronado City beaches - Loma Ave (frmrly Isabella · Beach closure · volume not reported · notice · maplifted

Sources: Beach Watch: Beach Advisories (Postings and Closures) and Beach Water Quality Monitoring, retrieved 2026-11-04 15:26 UTC; 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.