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California

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Assessments of Watershed Health

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Air Pollution Data (Provided by Office of Air Quality Planning and Standards)

Beach Monitoring Sites

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Drinking Water Information (Source: EPA's Office of Ground Water & Drinking Water)

Environmental Websites

Federal and State Government Regulation and Program References

National Priorities List Sites

Section 319 Success Stories (Source: EPA's 319 Grant Program)

Volunteer Monitoring Efforts for California

Watershed Groups for this State (Provided by Adopt Your Watershed)


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Places Involving this State

Watersheds: 153
Counties: 58
American Heritage Rivers: 0
National Estuary Programs: 3
EPA Regional Office

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Agriculture Statistics Service (USDA)

Energy Data (DOE)

Natural Resources Conservation Service (USDA)

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USDA State Fact Sheet (Source USDA Economic Research Service)

15030101, Havasu-Mohave Lakes 15030102, Piute Wash 15030103, Sacramento Wash 15030104, Imperial Reservoir 15030105, Bouse Wash 15030106, Tyson Wash 15030107, Lower Colorado 15030204, Bill Williams 16040203, Smoke Creek Desert 16040204, Massacre Lake 16050101, Lake Tahoe 16050102, Truckee 16050201, Upper Carson 16050301, East Walker 16050302, West Walker 16060010, Fish Lake-Soda Spring Valleys 16060015, Ivanpah-Pahrump Valleys 17100309, Applegate 17100311, Illinois 17100312, Chetco 17120007, Warner Lakes 18010101, Smith 18010102, Mad-Redwood 18010103, Upper Eel 18010104, Middle Fork Eel 18010105, Lower Eel 18010106, South Fork Eel 18010107, Mattole 18010108, Big-Navarro-Garcia 18010109, Gualala-Salmon 18010110, Russian 18010111, Bodega Bay 18010204, Lost 18010205, Butte 18010206, Upper Klamath 18010207, Shasta 18010208, Scott 18010209, Lower Klamath 18010210, Salmon 18010211, Trinity 18010212, South Fork Trinity 18020001, Goose Lake 18020002, Upper Pit 18020003, Lower Pit 18020004, Mccloud 18020005, Sacramento Headwaters 18020101, Sacramento-Lower Cow-Lower Clear 18020102, Lower Cottonwood 18020103, Sacramento-Lower Thomes 18020104, Sacramento-Stone Corral 18020105, Lower Butte 18020106, Lower Feather 18020109, Lower Sacramento 18020110, Lower Cache 18020111, Lower American 18020112, Sacramento-Upper Clear 18020113, Cottonwood Headwaters 18020114, Upper Elder-Upper Thomes 18020115, Upper Stony 18020116, Upper Cache 18020117, Upper Putah 18020118, Upper Cow-Battle 18020119, Mill-Big Chico 18020120, Upper Butte 18020121, North Fork Feather 18020122, East Branch North Fork Feather 18020123, Middle Fork Feather 18020124, Honcut Headwaters 18020125, Upper Yuba 18020126, Upper Bear 18020126, Upper Bear 18020127, Upper Coon-Upper Auburn 18020128, North Fork American 18020129, South Fork American 18030001, Upper Kern 18030002, South Fork Kern 18030003, Middle Kern-Upper Tehachapi-Grapevine 18030004, Upper Poso 18030005, Upper Deer-Upper White 18030006, Upper Tule 18030007, Upper Kaweah 18030008, Mill 18030009, Upper Dry 18030010, Upper King 18030012, Tulare-Buena Vista Lakes 18040001, Middle San Joaquin-Lower Chowchilla 18040002, Middle San Joaquin-Lower Merced-Lower Stan 18040003, San Joaquin Delta 18040004, Lower Calaveras-Mormon Slough 18040005, Lower Cosumnes-Lower Mokelumne 18040006, Upper San Joaquin 18040007, Upper Chowchilla-Upper Fresno 18040008, Upper Merced 18040009, Upper Tuolumne 18040010, Upper Stanislaus 18040011, Upper Calaveras 18040012, Upper Mokelumne 18040013, Upper Cosumnes 18040014, Panoche-San Luis Reservoir 18050001, Suisun Bay 18050002, San Pablo Bay 18050003, Coyote 18050004, San Francisco Bay 18050005, Tomales-Drake Bays 18050005, Tomales-Drake Bays 18060001, San Lorenzo-Soquel 18060002, Pajaro 18060003, Carrizo Plain 18060004, Estrella 18060005, Salinas 18060006, Central Coastal 18060006, Central Coastal 18060007, Cuyama 18060008, Santa Maria 18060009, San Antonio 18060010, Santa Ynez 18060011, Alisal-Elkhorn Sloughs 18060013, Santa Barbara Coastal 18060014, Santa Barbara Channel Islands 18070101, Ventura 18070102, Santa Clara 18070103, Calleguas 18070104, Santa Monica Bay 18070105, Los Angeles 18070106, San Gabriel 18070107, San Pedro Channel Islands 18070107, San Pedro Channel Islands 18070201, Seal Beach 18070202, San Jacinto 18070203, Santa Ana 18070204, Newport Bay 18070301, Aliso-San Onofre 18070302, Santa Margarita 18070303, San Luis Rey-Escondido 18070304, San Diego 18070305, Cottonwood-Tijuana 18080001, Surprise Valley 18080002, Madeline Plains 18080003, Honey-Eagle Lakes 18090101, Mono Lake 18090102, Crowley Lake 18090103, Owens Lake 18090201, Eureka-Saline Valleys 18090202, Upper Amargosa 18090203, Death Valley-Lower Amargosa 18090204, Panamint Valley 18090205, Indian Wells-Searles Valleys 18090206, Antelope-Fremont Valleys 18090207, Coyote-Cuddeback Lakes 18090208, Mojave 18100100, Southern Mojave 18100200, Salton Sea

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