Local Data Search
A total of 58 results found. Show Results on Map.
| Rank | Volcano Index ▼ | County / Population |
| 1. | 0.2492 | Mono, CA / 14,193 |
| 2. | 0.1843 | Lake, CA / 64,209 |
| 3. | 0.1349 | Shasta, CA / 178,520 |
| 4. | 0.0364 | Lassen, CA / 33,356 |
| 5. | 0.0353 | Tehama, CA / 63,284 |
| 6. | 0.0290 | Inyo, CA / 18,439 |
| 7. | 0.0240 | Plumas, CA / 19,286 |
| 8. | 0.0234 | Siskiyou, CA / 44,261 |
| 9. | 0.0184 | Modoc, CA / 9,335 |
| 10. | 0.0157 | Madera, CA / 152,452 |
| 11. | 0.0147 | Mariposa, CA / 17,946 |
| 12. | 0.0134 | Butte, CA / 221,578 |
| 13. | 0.0107 | Alpine, CA / 1,202 |
| 14. | 0.0103 | Sierra, CA / 3,019 |
| 15. | 0.0100 | Tuolumne, CA / 54,347 |
| 16. | 0.0099 | Glenn, CA / 28,019 |
| 17. | 0.0095 | Fresno, CA / 948,844 |
| 18. | 0.0090 | Tulare, CA / 451,108 |
| 19. | 0.0075 | Nevada, CA / 98,606 |
| 20. | 0.0074 | Trinity, CA / 13,515 |
| 21. | 0.0072 | Yuba, CA / 73,059 |
| 22. | 0.0070 | Colusa, CA / 21,424 |
| 23. | 0.0069 | San Bernardino, CA / 2,078,586 |
| 24. | 0.0062 | Imperial, CA / 177,026 |
| 25. | 0.0060 | Calaveras, CA / 44,921 |
| 26. | 0.0054 | Placer, CA / 361,518 |
| 27. | 0.0051 | Sonoma, CA / 491,790 |
| 28. | 0.0050 | Napa, CA / 139,253 |
| 29. | 0.0049 | El Dorado, CA / 181,465 |
| 30. | 0.0046 | Mendocino, CA / 87,612 |
| 31. | 0.0046 | Merced, CA / 261,609 |
| 32. | 0.0039 | Yolo, CA / 204,162 |
| 33. | 0.0038 | Kern, CA / 857,730 |
| 34. | 0.0034 | Sutter, CA / 95,067 |
| 35. | 0.0032 | Amador, CA / 37,159 |
| 36. | 0.0028 | Riverside, CA / 2,266,899 |
| 37. | 0.0021 | Solano, CA / 421,624 |
| 38. | 0.0020 | Marin, CA / 256,802 |
| 39. | 0.0019 | Kings, CA / 151,390 |
| 40. | 0.0017 | Sacramento, CA / 1,450,277 |
| 41. | 0.0015 | Contra Costa, CA / 1,081,232 |
| 42. | 0.0014 | San Francisco, CA / 829,072 |
| 43. | 0.0011 | Alameda, CA / 1,559,308 |
| 44. | 0.0008 | Stanislaus, CA / 522,794 |
| 45. | 0.0006 | Orange, CA / 3,086,331 |
| 46. | 0.0005 | San Mateo, CA / 739,837 |
| 47. | 0.0004 | Los Angeles, CA / 9,974,203 |
| 48. | 0.0003 | Humboldt, CA / 134,876 |
| 49. | 0.0002 | San Joaquin, CA / 701,050 |
| 50. | 0.0002 | San Diego, CA / 3,183,143 |
| 51. | 0.0000 | Ventura, CA / 835,790 |
| 51. | 0.0000 | Del Norte, CA / 28,066 |
| 51. | 0.0000 | Monterey, CA / 424,927 |
| 51. | 0.0000 | Santa Clara, CA / 1,841,569 |
| 51. | 0.0000 | San Benito, CA / 56,888 |
| 51. | 0.0000 | San Luis Obispo, CA / 274,184 |
| 51. | 0.0000 | Santa Barbara, CA / 431,555 |
| 51. | 0.0000 | Santa Cruz, CA / 267,203 |
Please note that we only rank locations with 'Volcano Index' data. The rank above might not be a complete list. Locations without 'Volcano Index' data are not listed.