*These data are provisional and may be revised or adjusted in the future.
Cumulative Veterinary Disease Cases by County - California, 2004
| Alpine County | 3 |
| Butte County | 18 |
| Colusa County | 6 |
| Fresno County | 21 |
| Glenn County | 12 |
| Inyo County | 3 |
| Kern County | 47 |
| Kings County | 1 |
| Lake County | 4 |
| Lassen County | 4 |
| Los Angeles County | 16 |
| Mendocino County | 3 |
| Merced County | 3 |
| Orange County | 2 |
| Placer County | 26 |
| Riverside County | 102 |
| Sacramento County | 84 |
| San Bernardino County | 37 |
| San Diego County | 2 |
| San Joaquin County | 19 |
| Shasta County | 30 |
| Siskiyou County | 5 |
| Sonoma County | 1 |
| Stanislaus County | 7 |
| Sutter County | 10 |
| Tehama County | 43 |
| Trinity County | 1 |
| Tulare County | 13 |
| Ventura County | 3 |
| Yolo County | 2 |
| Yuba County | 12 |