Possible Wildfire Impacts on Air Quality

This page last reviewed March 12, 2012

Background:

Exceptional events, including wildfires, can impact the air quality over a large area and are beyond regulatory controls. ARB has become aware that the following wildfires (over 300 acres) may have contributed to higher than normal particulate matter concentrations in some regions.

This list is for informational purposes only and does not include all fires occurring in the State of California. Actual extent of wildfire impacts will vary; the list of regions noted below as being impacted may be incomplete.

Related Links:

Further information regarding specific wildfires can be found at the California Department of Forestry and Fire Protection or the Fire and Aviation Management site of the U.S. Forest Service.
Date of Fire Origin Fire Name Nearby City/County Possible Regions Impacted

2012

n/aNo large fires reported as of date above

2011

12/1/11Tuolumne-Calaveras Wind Event(multiple sites) Tuolumne and Calaveras Counties Mountain Counties, San Joaquin Valley
10/1/11GreatShelter Valley/San Diego County San Diego
9/25/11BuckeyeBridgeport/Mono County
Humboldt-Toiyahe National Forest		 Great Basin Valleys
9/24/11Windy PointPalm Springs/Riverside County
San Bernardino National Forest		 South Coast, Salton Sea
9/23/11Tulare County Lightning Fires(multiple sites) Tulare County San Joaquin Valley, Great Basin Valleys
9/23/11Kern County Lightning Fires(multiple sites) Kern County San Joaquin Valley, Mojave Desert
9/23/11RuthRuth/Trinity County
Six Rivers National Forest		 North Coast
9/17/11MintAgua Dulce/Los Angeles
Angeles National Forest		 South Coast
9/13/11JohnBig Pine/Inyo County San Joaquin Valley, Great Basin Valleys
9/11/11TennesseeFountain Springs/Tulare County San Joaquin Valley
9/10/11Keene ComplexTehachapi/Kern County San Joaquin Valley, South Coast, Mojave Desert
9/10/11Hurricane ComplexLos Padres National Forest/Santa Barbara County South Central Coast
9/10/11Comanche ComplexArvin/Kern County San Joaquin Valley, South Coast
9/10/11Breckenridge ComplexSequoia National Forest/Kern County San Joaquin Valley, Mojave Desert, Great Basin Valleys
9/9/11MiltonFarmington/Stanislaus County San Joaquin Valley
9/9/11September Lightning Complex(multiple sites)/Kern County San Joaquin Valley, South Coast, Mojave Desert
9/5/11Wagon WheelAgua Dulce/Los Angeles County South Coast
9/4/11WillowsSequoia National Forest/Kern County San Joaquin Valley, Mojave Desert, Great Basin Valleys
9/4/11RoadrunnerPorterville/Tulare County San Joaquin Valley
9/4/11CanyonTehachapi/Kern County San Joaquin Valley, South Coast, Mojave Desert
9/3/11SodaCalifornia Valley/San Luis Obispo County South Central Coast
9/3/11FigueroaSanta Maria/Santa Barbara CountySouth Central Coast
9/2/11HillOak Hills/San Bernardino County South Coast, Mojave Desert
8/29/11KellerWinchester/Riverside County South Coast, Salton Sea, Mojave Desert
8/27/11BeaconFairfield/Solano County San Francisco Bay, Sacramento Valley
8/27/11OasisPinion Hills/Los Angeles County South Coast, Mojave Desert
8/25/11MotorSierra National Forest/Mariposa County Mountain Counties, San Joaquin Valley, Great Basin Valleys
8/22/11KenKenwood/San Bernardino County South Coast, Mojave Desert
8/19/11OnionKlamath National Forest Cecilville/Siskiyou County Northeast Plateau
8/18/11AnnieFort Bidwell/Modoc County Northeast Plateau
8/13/11KnoxvilleLake Berryessa/Napa County San Francisco Bay, Lake County, North Coast
8/6/11GilmanMoreno Valley/Riverside County South Coast, Salton Sea, Mojave Desert
8/3/11PassCovelo/Mendocino County North Coast, Lake County
7/31/11LionSequoia National Forest/Tulare County San Joaquin Valley, Great Basin Valleys
7/23/11RomeroLos Banos/Merced County Mountain Counties, San Joaquin Valley
7/21/11EagleLos Coyotes Indian Reservation/San Diego County San Diego
7/15/11Scorpion ComplexTionesta/Modoc County Northeast Plateau
7/14/11FlynnTracy/Alameda County San Francisco Bay
7/9/11GranitePorterville/Tulare County San Joaquin Valley
7/9/11KristaSmartsville/Yuba County Sacramento Valley, Mountain Counties
7/5/11ChrismanTracy/San Joaquin CountySan Joaquin Valley
7/1/11SpanishPetrolia/Humboldt County North Coast
6/27/11StageFountain Springs/Tulare and Kern Counties San Joaquin Valley
6/26/11RestLos Banos/Merced County San Joaquin Valley
6/24/11HighwayShandon/San Luis Obispo County South Central Coast
6/24/11EastmanOakdale/Stanislaus County San Joaquin Valley
6/21/11QuinnWoody/Kern County San Joaquin Valley
6/21/11Border 9Jacumba/San Diego County San Diego
6/19/11AntelopeState Hwy 46 abd 33/San Luis Obispo and Kern Counties San Joaquin Valley, South Central Coast
6/8/11CougarTionesta/Modoc County Northeast Plateau
5/29/11CattlemanSan Ardo/Monterey County North Central Coast, South Central Coast
5/27/11CoveLake Isabella/Kern County
Sequoia National Forest		 Mojave Desert, San Joaquin Valley, South Central Coast
5/12/11MetzSoledad/Monterey County North Central Coast, South Central Coast
3/18/11CenterBig Pine/Inyo County Great Basin Valleys, San Joaquin Valley

2010
9/12/10 Canyon Lake Isabella/Kern County
Sequoia National Forest		 Mojave Desert, San Joaquin Valley
9/2/10 Cowboy Campo/San Diego County San Diego
8/27/10 Bullards Dobbins/Yuba County
Tahoe National Forest		 Mountain Counties, Sacramento Valley
8/25/10SlopeMariposa County
Yosemite National Park		Great Basin Valleys, Mountain Counties, San Joaquin Valley
8/24/10CurryClayton/Contra Costa CountySan Francisco Bay Area, San Joaquin Valley
8/24/10 Indian Lake County Lake County
8/24/10 Post Frazier Park/Kern County
Los Padres National Forest		 Mojave Desert, San Joaquin Valley
8/21/10 Pozo Santa Margarita/San Luis Obispo County
Los Padres National Forest		 South Central Coast
8/21/10 Monte Lakeside/San Diego County
Cleveland National Forest		 San Diego
8/20/10 Baseline Rosevile/Placer County Mountain Counties, Sacramento Valley
8/17/10 Stokes Cutler-Orosi/Tulare County San Joaquin Valley
8/11/10BarBeldon/Plumas County
Plumas National Forest		Mountain Counties, Sacramento Valley
8/8/10VernonMariposa County
Yosemite National Park		Great Basin Valleys, Mountain Counties, San Joaquin Valley
8/7/10BuckhornMadera County
Sierra National Forest		Mountain Counties, San Joaquin Valley
7/31/10 Dutch Hornbrook/Siskiyou County
Klamath National Forest		 Northeast Plateau
7/29/10 Briggs Acton/Los Angeles County
Angeles National Forest		 South Coast
7/29/10Constantia ComplexDoyle/Lassen County
Plumas National Forest		Mountain Counties, Northeast Plateau
7/29/10CrownPalmdale/Los Angeles CountySouth Coast
7/27/10 West Tehachapi/Kern County Mojave Desert, San Joaquin Valley
7/26/10Bull Tulare County
Sequoia National Forest		Mojave Desert, San Joaquin Valley
7/26/10Mono Mono Basin/Mono County
Inyo National Forest		Great Basin Valleys, Mountain Counties, San Joaquin Valley
7/16/10Sheep Cedar Grove/Fresno County
Sequoia-Kings Canyon National Park		Great Basin Valleys, San Joaquin Valley
7/15/10 Bodfish Hooper Hill/Kern County Mojave Desert, San Joaquin Valley
7/15/10 Cactus Sage/Riverside County South Coast, Mojave Desert, Salton Sea
7/15/10 Skinner Temecula/Riverside County South Coast, Mojave Desert, Salton Sea
6/18/10 Diablo Altamont Pass/Alameda County San Francisco Bay Area, San Joaquin Valley
6/11/10 Robinson Snelling/Merced County San Joaquin Valley
5/20/10 McKinley Corona/Riverside County South Coast, Mojave Desert, Salton Sea
5/15/10 Cotton San Luis Obispo County South Central Coast
5/12/10 Pedley Glen Avon/Riverside County South Coast, Mojave Desert, Salton Sea

2009
10/25/09 Loma Maymens Flat/Santa Cruz County San Francisco Bay Area, North Central Coast
10/3/09 Sheep San Bernardino County Mojave Desert, South Coast
9/27/09 Power Coffee Camp/Tulare County San Joaquin Valley
9/23/09 Crafton Crafton Hills College/San Bernardino County Mojave Desert, South Coast
9/22/09 Guiberson Ventura County South Central Coast, South Coast
9/21/09 Pine Geyserville/Sonoma County North Coast, San Francisco Bay Area
9/19/09 Vail Temecula/Riverside County Mojave Desert, Salton Sea, South Coast
9/19/09 Silver Meadow Valley/Plumas County Mountain Counties, Sacramento Valley
9/12/09 September Lightning Series Northern and Central California Northern and Central California
9/7/09 Oasis Lake County Lake County
8/31/09 Pendleton Yucaipa/San Bernardino County Mojave Desert, South Coast
8/30/09 Forty Nine (49) Placer County Mountain Counties, Sacramento Valley
8/30/09 Oak Glen 3 Oak Glen/San Bernardino County Mojave Desert, South Coast
8/29/09 Pacheco Dinosaur Point/Santa Clara County San Francisco Bay Area, North Central Coast
8/27/09 Cottonwood Bee Canyon/Riverside County South Coast, Mojave Desert, Salton Sea
8/27/09 Day Lassen County Northeast Plateau, Mountain Counties, Sacramento Valley
8/27/09 Gloria Monterey County North Central Coast, South Central Coast
8/26/09 Big Meadow Mariposa County Mountain Counties, San Joaquin Valley
8/26/09 Station Los Angeles County South Central Coast, South Coast
8/26/09 Bryson Lockwood/Monterey County North Central Coast
8/26/09 Camp Pendleton (Ridge Fire) Camp Pendleton/San Diego County San Diego
8/25/09 Morris Morris Dam/Los Angeles County South Coast, South Central Coast
8/21/09 Red Rock Ft. Jones/Siskiyou County Northeast Plateau
8/16/09 Elephant Feather River Canyon/Plumas County Mountain Counties, Sacramento Valley
8/14/09 Yuba Dobbins/Yuba County Sacramento Valley, Mountain Counties
8/13/09 Corral Altamont Pass/Alameda County San Francisco Bay Area
8/13/09 Summit Stonyford/Colusa County Lake County, Sacramento Valley
8/12/09 Lockheed Bonny Doon/Santa Cruz County North Central Coast
8/12/09 Coffin Lewiston/Trinity County North Coast
8/8/09 LaBrea Santa Maria/Santa Barbara County South Central Coast, South Coast
8/2/09 Sam Jones Ft. Hunter Liggett/Monterey County North Central Coast
8/1/09 Ponderosa King City/Monterey County North Central Coast
8/1/09 Dodge Complex Madeline/Lassen County Northeast Plateau, Sacramento Valley
8/1/09 Hat Creek Complex Lassen National Forest/Lassen and Shasta County Northeast Plateau, Sacramento Valley
8/1/09 SHU Lightning Burrey/Shasta County Sacramento Valley
7/29/09 Wildcat Tuolumne Meadows/Tuolumne County Mountain Counties, San Joaquin Valley
7/27/09 Ash Millerton Lake/Madera County San Joaquin Valley
7/26/09 Knight Twain Harte/Tuolumne County Mountain Counties, San Joaquin Valley
7/19/09 Tennant Macdoel/Siskiyou County Northeast Plateau
7/18/09 Forks Lak Sabrina/Inyo County Great Basin Valleyst
7/16/09 Mammoth Auburn/Placer County Mountain Counties, Sacramento Valley
7/13/09 Osito Castaic/Los Angeles County South Central Coast, South Coast
7/7/09 Backbone Trinity Alps/Trinity County North Coast
6/29/09 Rumsey Guinda/Yolo County Sacramento Valley
5/28/09 Tulare Unit Lightning Complex Tulare County Great Basin Valleys, San Joaquin Valleyt
5/27/09 Oliver Moreno Valley/Riverside County Mojave Desert, Salton Sea, South Coast
5/5/09 Jesusita Santa Barbara County South Central Coast, South Coast
2/5/09 Fort Owens Valley/San Bernardino County Mojave Desert, Great Basin Valleys

2008   
11/15/08 Triangle Complex Corona/Orange and Riverside Counties South Central Coast, South Coast
11/14/08 Sayre Sylmar/Los Angeles South Central Coast, South Coast
11/13/08 Tea Montecito/Santa Barbara South Central Coast
10/13/08 Sesnon Porter Ranch/Los Angeles South Coast
10/13/08 Juliet Camp Pendleton/San Diego San Diego
10/12/08 Marek San Fernando/Los Angeles South Coast
9/27/08 Chalk King City/Monterey North Central Coast, South Central Coast
9/03/08 Craig Oroville/Butte Sacramento Valley
9/01/08 Gladding Lincoln/Placer Mountain Counties, Sacramento Valley
8/03/08 Craig Oroville/Butte Sacramento Valley
7/25/08 Telegraph Midpines and Briceburg/Mariposa Great Basin Valleys, Mountain Counties, San Joaquin Valley
6/24/08 Popcorn Little Valley/Shasta and Lassen Northeast Plateau, Sacramento Valley
6/22/08 Walker Indian Valley Reservoir/Lake Lake, North Coast, Sacramento Valley
6/21/08 Brown Hollister/San Benito North Central Coast, San Joaquin Valley
6/21/08 Whitehurst/Hummingbird Gilroy/Santa Clara North Central Coast, San Francisco Bay
6/21/08 Wild Fairfield/Solano, Napa/Napa Lake, San Francisco Bay, San Joaquin Valley, Sacramento Valley
6/20/08 N. California Lightning Complexes Various Various
6/12/08 Whiskey Paskenta/Tehama Sacramento Valley
6/11/08 Martin Bonnie Doon/Santa Cruz North Central Coast, San Francisco Bay Area
6/11/08 Humboldt Chico/Butte Sacramento Valley, Mountain Counties
6/08/08 Indians King CIty/Monterey North Central Coast, San Francisco Bay Area
6/06/08 Grapevine Lebec/Kern San Joaquin Valley/South Central Coast
5/22/08 Summit Loma Prieta/Santa Clara North Central Coast, San Francisco Bay Area
5/20/08 Avocado Avocado Lake/Fresno San Joaquin Valley
5/15/08 Geysers Healdsburg/Sonoma Lake, North Coast, San Francisco Bay Area
5/13/08 Big Horn Claremont/Los Angeles Mojave Desert, South Coast

2007   
11/24/07 Corral Malibu/Los Angeles South Coast
10/23/07 Ammo San Clemente/San Diego San Diego
10/23/07 Poomacha Pauma Valley/San Diego San Diego
10/22/07 Rice Fallbrook/Los Angeles South Central Coast, South Coast
10/22/07 Magic Santa Clarita/Los Angeles South Central Coast,. South Coast
10/22/07 Coronado Hills San Marcos/San Diego San Diego
10/22/07 Harris Portrero/San Diego San Diego
10/22/07 Cajon Lytle Creek/San Bernardino Mojave Desert, South Coast
10/22/07 Grass Valley Lake Arrowhead/San Bernardino Mojave Desert, South Coast
10/22/07 Slide Green Valley Lake/San Bernardino Mojave Desert, South Coast
10/21/07 Santiago Santa Ana/Orange San Diego, South Coast
10/21/07 Witch Ramona/San Diego San Diego
10/21/07 Sedgewick Los Olivos./Santa Barbara South Central Coast, South Coast
10/21/07 Roca Aguanga/Riverside Mojave Desert, South Coast
10/21/07 McCoy Julian/San Diego San Diego
10/21/07 Canyon Malibu/Los Angeles South Central Coast, South Coast
10/21/07 Buckweed Palmdale/Los Angeles Mojave Desert, San Joaquin Valley, South Central Coast, South Coast
10/20/07 Ranch Castaic/Los Angeles South Central Coast, South Coast
9/14/07 Butler 2 San Bernardino/San Bernardino Mojave Desert, San Joaquin Valley
9/3/07 Moonlight Greenville/Plumas Mountain Counties, Sacramento Valley, San Francisco Bay Area, San Joaquin Valley
9/3/07 Lick Gilroy/Santa Clara North Central Coast, San Francisco Bay Area, San Joaquin Valley
8/31/07 Bald Tuolumne Mountain Counties, San Joaquin Valley
8/27/07 Grouse Porterville/Kern Great Basin Valleys, Mojave Desert, San Joaquin Valley
7/10/07 Elk Complex Yreka/Siskiyou North Coast, Northeast Plateau, San Joaquin Valley
7/5/07 Antelope Complex Antelope Lake/Plumas Mountain Counties, Northeast Plateau, Sacramento Valley
7/4/07 Zaca Santa Barbara/Santa Barbara San Joaquin Valley, South Central Coast

Contact Information:

For further information, please contact Theresa Najita at (916) 322-7297.

Data Statistics



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