Office of Planning, Environment, & Realty (HEP)
Planning • Environment • Real Estate
| STATE | Nonattainment or Maintence Area | COUNTY | 2002.7.1 POP. | 1-Hr O3 Class | O3 WT | CO Class | CO WT | POPULATION FINAL WTED |
|---|---|---|---|---|---|---|---|---|
| CALIFORNIA | 33,669,708 | 48,249,280 | ||||||
| Chico-Paradise | Butte | 209,203 | Mnt | 0.8 | 167,362 | |||
| Los Angeles South Coast Air Basin | Los Angeles | 9,806,577 | Ext | 1.4 | N/S | 1.2 | 16,475,049 | |
| Orange | 2,938,507 | Ext | 1.4 | N/S | 1.2 | 4,936,692 | ||
| Riverside | 1,699,112 | Ext | 1.4 | N/S | 1.2 | 2,854,508 | ||
| San Bernardino | 1,816,072 | Ext | 1.4 | N/S | 1.2 | 3,051,001 | ||
| Sacramento Metro | El Dorado | 165,744 | Sev | 1.3 | Mnt | 1.1 | 237,014 | |
| Placer | 278,509 | Sev | 1.3 | Mnt | 1.1 | 398,268 | ||
| Solano | 411,072 | Sev | 1.3 | Mnt | 1.1 | 587,833 | ||
| Sutter | 82,580 | Sev | 1.3 | Mnt | 1.1 | 118,089 | ||
| Sacramento | 1,305,082 | Sev | 1.3 | Mnt | 1.1 | 1,866,267 | ||
| Yolo | 180,856 | Sev | 1.3 | Mnt | 1.1 | 258,624 | ||
| San Diego | San Diego | 2,906,660 | Mnt | 0.8 | Mnt | 1.1 | 2,557,861 | |
| San Joaquin Valley | Fresno | 834,632 | Sev | 1.3 | Mnt | 1.1 | 1,193,524 | |
| Kern | 694,059 | Sev | 1.3 | Mnt | 1.1 | 992,504 | ||
| Kings | 135,043 | Sev | 1.3 | Mnt | 1.1 | 193,111 | ||
| Madera | 130,265 | Sev | 1.3 | Mnt | 1.1 | 186,279 | ||
| Merced | 225,398 | Sev | 1.3 | Mnt | 1.1 | 322,319 | ||
| San Joaquin | 614,302 | Sev | 1.3 | Mnt | 1.1 | 878,452 | ||
| Stanislaus | 482,440 | Sev | 1.3 | Mnt | 1.1 | 689,889 | ||
| Tulare | 381,772 | Sev | 1.3 | Mnt | 1.1 | 545,934 | ||
| Santa Barbara-Santa Maria-Lompoc | Santa Barbara | 403,084 | Mnt | 0.8 | 322,467 | |||
| Ventura Co | Ventura | 783,920 | Sev | 1.3 | 1,019,096 | |||
| Monterey Bay | Monterey | 413,408 | Mnt | 0.8 | 330,726 | |||
| San Benito | 55,938 | Mnt | 0.8 | 44,750 | ||||
| Santa Cruz | 253,814 | Mnt | 0.8 | 203,051 | ||||
| San Francisco Bay Area | Alameda | 1,472,310 | Mod | 1.1 | Mnt | 1.1 | 1,781,495 | |
| Contra Costa | 992,358 | Mod | 1.1 | Mnt | 1.1 | 1,200,753 | ||
| Marin | 247,581 | Mod | 1.1 | Mnt | 1.1 | 299,573 | ||
| Napa | 130,268 | Mod | 1.1 | Mnt | 1.1 | 157,624 | ||
| San Francisco | 764,049 | Mod | 1.1 | Mnt | 1.1 | 924,499 | ||
| San Mateo | 703,202 | Mod | 1.1 | Mnt | 1.1 | 850,874 | ||
| Santa Clara | 1,683,505 | Mod | 1.1 | Mnt | 1.1 | 2,037,041 | ||
| Sonoma | 468,386 | Mod | 1.1 | Mnt | 1.1 | 566,747 |