California Fishing Water Quality
Find the best fishing spots in California with real-time water quality data
Stations with the freshest data in California
EF RUSSIAN R NR CALPELLA CA
SANTA MARGARITA R NR TEMECULA CA
SAN JOAQUIN R AB MERCED R NR NEWMAN CA
SACRAMENTO R A FREEPORT CA
RUSSIAN R NR HOPLAND CA
RUSSIAN R A JIMTOWN CA
RUSSIAN R A DIGGER BEND NR HEALDSBURG CA
DRY C BLW LAMBERT BR NR GEYSERVILLE CA
RUSSIAN R A HACIENDA BRIDGE NR GUERNEVILLE CA
KLAMATH R AB FALL C NR COPCO CA
California Fishing Regulations
California State Water Resources Control Board
California Department of Fish and Wildlife
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Fishing Closures
Partial coverage for California — verify officiallyVerify before fishing
Regulations can change by season, species, and water body.
Anacapa Island Federal Marine Reserve
PermanentNo FishingAnacapa Island State Marine Reserve
PermanentNo FishingAno Nuevo State Marine Reserve
PermanentNo FishingAsilomar State Marine Reserve
PermanentNo FishingBatiquitos Lagoon SMCA (No-Take)
PermanentNo FishingBatiquitos Lagoon State Marine Conservation Area
PermanentNo FishingBegg Rock (San Nicolas Island Quad) State Marine Reserve
PermanentNo FishingBig Creek State Marine Reserve
PermanentNo FishingBlue Cavern (Catalina Island) Onshore State Marine Conservation Area
PermanentNo FishingBlue Cavern Onshore SMCA (No-Take)
PermanentNo FishingBodega Head State Marine Reserve
PermanentNo FishingBodega Marine Life Refuge
PermanentNo FishingBolsa Chica Basin SMCA (No-Take)
PermanentNo FishingBolsa Chica Basin State Marine Conservation Area
PermanentNo FishingCabrillo State Marine Reserve
PermanentNo FishingCampus Point SMCA (No-Take)
PermanentNo FishingCampus Point State Marine Conservation Area
PermanentNo FishingCarmel Pinnacles State Marine Reserve
PermanentNo FishingCarrington Point (Santa Rosa Island) State Marine Reserve
PermanentNo FishingCasino Point (Catalina Island) State Marine Conservation Area
PermanentNo FishingShowing 20 of 419 closures.
About Fishing in California
California offers diverse fishing opportunities with 19178 water quality monitoring stations tracking conditions across the state. Whether you're looking for bass, trout, catfish, or other species, our real-time water quality data helps you find the best fishing spots.
Understanding Readiness Scores
The readiness score (0–100) reflects how current and complete a station's public data is — how recently it reported and how many parameters it carries — not a grade of the water itself. A higher score means more up-to-date, more complete data. The direct assessment of water conditions (dissolved oxygen, pH, temperature, bacteria) is shown on each spot page, where those measured values are evaluated.
Planning Your Fishing Trip
Before heading out, always check local regulations and obtain the required fishing license. Water quality conditions can change rapidly, so we recommend checking scores on the day of your trip for the most accurate information.