La Mesa-Spring Valley School District Natural Disasters and Weather Extremes
The chance of earthquake damage in La Mesa-Spring Valley School District is much lower than California average and is much higher than the national average. The risk of tornado damage in La Mesa-Spring Valley School District is about the same as California average and is much lower than the national average.
Earthquake Index, #628
| La Mesa-Spring Valley School District | 4.94 |
| California | 21.80 |
| U.S. | 1.81 |
The earthquake index value is calculated based on historical earthquake events data using USA.com algorithms. It is an indicator of the earthquake level in a region. A higher earthquake index value means a higher chance of an earthquake.
Volcano Index, #738
| La Mesa-Spring Valley School District | 0.0000 |
| California | 0.0068 |
| U.S. | 0.0023 |
The volcano index value is calculated based on the currently known volcanoes using USA.com algorithms. It is an indicator of the possibility of a region being affected by a possible volcano eruption. A higher volcano index value means a higher chance of being affected.
Tornado Index, #420
| La Mesa-Spring Valley School District | 12.94 |
| California | 18.56 |
| U.S. | 136.45 |
The tornado index value is calculated based on historical tornado events data using USA.com algorithms. It is an indicator of the tornado level in a region. A higher tornado index value means a higher chance of tornado events.
Other Weather Extremes Events
A total of 488 other weather extremes events within 50 miles of La Mesa-Spring Valley School District were recorded from 1950 to 2010. The following is a break down of these events:
| Type | Count | Type | Count | Type | Count | Type | Count | Type | Count |
| Avalanche: | 0 | Blizzard: | 0 | Cold: | 0 | Dense Fog: | 2 | Drought: | 0 |
| Dust Storm: | 0 | Flood: | 145 | Hail: | 33 | Heat: | 0 | Heavy Snow: | 0 |
| High Surf: | 3 | Hurricane: | 0 | Ice Storm: | 0 | Landslide: | 0 | Strong Wind: | 3 |
| Thunderstorm Winds: | 31 | Tropical Storm: | 0 | Wildfire: | 103 | Winter Storm: | 0 | Winter Weather: | 0 |
| Other: | 168 | ||||||||
Volcanos Nearby
No volcano is found in or near La Mesa-Spring Valley School District.
Historical Earthquake Events
A total of 44 historical earthquake events that had recorded magnitudes of 3.5 or above found in or near La Mesa-Spring Valley School District.
| Distance (miles) | Date | Magnitude | Depth (km) | Latitude | Longitude |
| 48.1 | 1949-11-04 | 5.7 | N/A | 32.2 | -116.5 |
| 42.0 | 1973-09-13 | 4.8 | 8 | 32.9 | -116.3 |
| 48.6 | 1984-09-07 | 4.8 | 6 | 32.94 | -117.81 |
| 49.3 | 1961-08-23 | 4.7 | N/A | 33.05 | -116.23 |
| 27.2 | 1983-06-29 | 4.6 | 6 | 32.59 | -117.43 |
| 39.5 | 1984-10-10 | 4.6 | 12 | 33.14 | -116.5 |
| 44.5 | 1957-01-24 | 4.6 | N/A | 33.13 | -116.38 |
| 47.2 | 1961-08-22 | 4.4 | N/A | 33.05 | -116.27 |
| 48.1 | 1950-11-06 | 4.4 | 16 | 32.72 | -117.83 |
| 48.7 | 1961-09-16 | 4.4 | N/A | 33.03 | -116.23 |
| 48.7 | 1961-09-20 | 4.4 | N/A | 33.03 | -116.23 |
| 49.3 | 1978-06-05 | 4.4 | 12 | 33.42 | -116.7 |
| 40.0 | 1959-08-18 | 4.3 | N/A | 33.13 | -116.48 |
| 42.2 | 1960-08-01 | 4.2 | N/A | 33.17 | -116.47 |
| 46.2 | 1968-04-23 | 4.2 | N/A | 32.11 | -116.78 |
| 48.7 | 1963-01-13 | 4.2 | N/A | 33.01 | -116.22 |
| 25.1 | 1978-08-19 | 4.1 | 5 | 32.42 | -116.83 |
| 28.9 | 1957-07-02 | 4.1 | N/A | 33.03 | -116.63 |
| 31.4 | 1970-01-21 | 4.1 | 8 | 32.68 | -116.47 |
| 45.5 | 1971-05-25 | 4.1 | 8 | 33.12 | -116.35 |
| 45.7 | 1951-11-14 | 4.1 | 16 | 32.95 | -116.25 |
| 9.9 | 1985-06-18 | 4 | 6 | 32.68 | -117.15 |
| 31.1 | 1969-10-14 | 4 | N/A | 32.6 | -116.5 |
| 31.1 | 1969-10-14 | 4 | N/A | 32.6 | -116.5 |
| 41.0 | 1932-06-23 | 4 | 16 | 33.17 | -116.5 |
| 46.4 | 1973-06-19 | 4 | 10 | 32.8 | -117.8 |
| 9.9 | 1985-06-18 | 3.9 | 6 | 32.68 | -117.15 |
| 11.3 | 1985-06-18 | 3.9 | 6 | 32.67 | -117.17 |
| 37.6 | 1981-09-04 | 3.9 | 15 | 33.15 | -116.56 |
| 42.8 | 1984-04-01 | 3.9 | 11 | 33.11 | -116.4 |
| 49.5 | 1985-06-16 | 3.9 | 6 | 32.96 | -117.82 |
| 40.4 | 1985-04-19 | 3.8 | 6 | 32.17 | -116.95 |
| 49.4 | 1959-07-20 | 3.8 | N/A | 33.36 | -116.55 |
| 9.3 | 1964-06-21 | 3.7 | N/A | 32.67 | -117.13 |
| 15.2 | 1958-01-14 | 3.7 | 16 | 32.57 | -117.15 |
| 42.7 | 1960-02-09 | 3.7 | N/A | 33.18 | -116.47 |
| 46.5 | 1946-10-28 | 3.7 | 16 | 33.42 | -116.9 |
| 9.3 | 1964-06-23 | 3.6 | N/A | 32.67 | -117.13 |
| 23.5 | 1980-12-22 | 3.6 | 16 | 32.73 | -116.6 |
| 43.3 | 1947-05-19 | 3.6 | N/A | 33.38 | -117.03 |
| 9.3 | 1964-07-15 | 3.5 | N/A | 32.67 | -117.13 |
| 31.1 | 1983-02-04 | 3.5 | 6 | 32.91 | -116.5 |
| 44.6 | 1972-10-19 | 3.5 | 8 | 32.88 | -116.25 |
| 48.6 | 1982-08-05 | 3.5 | 3 | 33.26 | -116.42 |
Historical Tornado Events
No historical tornado events that had recorded magnitudes of 2 or above found in or near La Mesa-Spring Valley School District.
No historical earthquake events found in or near La Mesa-Spring Valley School District.
* The information on this page is based on the global volcano database, the U.S. earthquake database of 1638-1985, and the U.S. Tornado and Weather Extremes database of 1950-2010.