Magnitude 2.6
Depth 8.5 km
10km NNE of Milpitas, CA
September 30, 2020 08:38:37 UTC
East/West Sensor Heliograph
Magnitude 2.9
Depth 4.9 km
10km NE of Milpitas, CA
September 29, 2020 15:36:09 UTC
Magnitude 3.3
Depth 4.6 km
10km NE of Milpitas, CA
September 29, 2020 16:02:30 UTC
East/West Sensor Heliograph
Magnitude 3.3
Depth 7.4 km
10km S of Tres Pinos, CA
September 29, 2020 02:22:20 UTC
East/West Sensor Heliograph
Magnitude 3.4
Depth 4.4 km
10km NE of Milpitas, CA
September 28, 2020 05:16:26 UTC
East/West Sensor Heliograph
Magnitude 3.4
Depth 4.8 km
10km NE of Milpitas, CA
September 27, 2020 22:54:06 UTC
East/West Sensor Heliograph
Voltage Counts & Frequency for All Sensors (Magnitude 3.4 Earthquake)
Magnitude 4.5
Depth 16.9 km
3km WSW of South El Monte, CA
September 19, 2020 06:38:46 UTC
East/West Sensor Heliograph
Magnitude 4.0
Depth 3.8 km
18 km SSE of Lone Pine, CA
September 11, 2020 07:55:45 UTC
North/South Sensor Heliograph
Magnitude 2.6
Depth 9.4 km
3 km ESE of San Leandro, CA
September 6, 2020 18:36:03 UTC
Magnitude 3.4
Depth 10.1 km
3 km ESE of San Leandro, CA
September 6, 2020 18:43:57 UTC
East/West Sensor Heliograph
Voltage Counts & Frequency for All Sensors (Magnitude 3.4 Earthquake)
Magnitude 4.8
Depth -0.6 km
36 km WSW of Stovepipe Wells, CA
August 19, 2020 17:32:11 UTC
East/West Sensor Heliograph
Magnitude 3.8
Depth 8.2 km
11 km ESE of Willits, CA
August 19, 2020 00:55:23 UTC
Magnitude 4.0
Depth 7.6 km
11 km ESE of Willits, CA
August 19, 2020 01:59:33 UTC
North/South Sensor Heliograph
Magnitude 3.3
Depth 4.2 km
10 km NE of Milpitas, CA
August 17, 2020 20:27:49 UTC
East/West Sensor Heliograph
Magnitude 3.9
Depth 4.1 km
1 km NNE of The Geysers, CA
August 12, 2020 11:45:43 UTC
North/South Sensor Heliograph
Magnitude 3.0
Depth 9.0 km
8 km NE of Alum Rock, CA
August 2, 2020 12:40:24 UTC
East/West Sensor Heliograph
Voltage Counts & Frequency for All Sensors
Magnitude 3.9
Depth 8.7 km
22 km NE of San Ardo, CA
July 30, 2020 03:23:01 UTC
East/West Sensor Heliograph
Magnitude 2.6
Depth 8.4 km
11 km ENE of Milpitas, CA
July 26, 2020 06:53:28 UTC
North/South Sensor Heliograph
Magnitude 3.3
Depth 4.8 km
12 km S of Tres Pinos, CA
July 22, 2020 04:57:09 UTC
Magnitude 7.8
Depth 28.0 km
105 km SSE of Perryville, Alaska
July 22, 2020 06:12:44 UTC
North/South Sensor Heliograph
Magnitude 4.5
Depth 5.6 km
29 km SE of Mina, Nevada
July 6, 2020 06:12:54 UTC
East/West Sensor Heliograph
Magnitude 4.0
Depth 0.7 km
2 km NW of The Geysers, CA
July 5, 2020 16:14:07 UTC
East/West Sensor Heliograph
Magnitude 5.0
Depth 8.3 km
29 km SSE of Mina, Nevada
June 30, 2020 09:24:23 UTC
North/South Sensor Heliograph
Magnitude 5.8
Depth 2.9 km
17 km SSE of Lone Pine, CA
June 24, 2020 17:40:49 UTC
Magnitude 4.6
Depth 9.6 km
19 km SE of Lone Pine, CA
June 24, 2020 17:59:19 UTC
East/West Sensor Heliograph
Magnitude 4.6
Depth 2.3 km
17 km SSE of Lone Pine, CA
June 23, 2020 00:25:46 UTC
Magnitude 2.8
Depth 9.4 km
3 km W of Portola Valley, CA
June 23, 2020 03:09:20 UTC
East/West Sensor Heliograph
Magnitude 4.9
Depth 6.5 km
34 km SE of Mina, Nevada
June 19, 2020 20:42:21 UTC
North/South Sensor Heliograph
Magnitude 3.6
Depth 7.4 km
8 km NE of Alum Rock, CA
June 17, 2020 17:35:02 UTC
North/South Sensor Heliograph
Voltage Counts & Frequency for All Sensors
Magnitude 3.5
Depth 5.8 km
10 km SW of Tres Pinos, CA
June 10, 2020 13:25:46 UTC
East/West Sensor Heliograph
Magnitude 4.8
Depth 5.2 km
34 km SE of Mina, Nevada
June 8, 2020 03:24:05 UTC
North/South Sensor Heliograph
Magnitude 3.3
Depth 6.5 km
6 km E of Interlaken, CA
June 5, 2020 23:09:19 UTC
East/West Sensor Heliograph
Magnitude 5.5
Depth 8.4 km
17 km S of Searles Valley, CA
June 4, 2020 01:32:11 UTC
Magnitude 4.2
Depth 2.0 km
12 km NNW of Coso Junction, CA
June 4, 2020 02:27:54 UTC
North/South Sensor Heliograph
Magnitude 4.3
Depth 8.1 km
29 km SE of Bodie, CA
May 31, 2020 01:07:15 UTC
North/South Sensor Heliograph
Magnitude 3.5
16 km NW of Pinnacles, CA
May 28, 2020 19:19:13 UTC
East/West Sensor Heliograph
Magnitude 5.3
53 km WNW of Tonopah, Nevada
May 22, 2020 00:22:00 UTC
East/West Sensor Heliograph
Magnitude 5.0
46 km WNW of Tonopah, Nevada
May 20, 2020 12:36:53 UTC
North/South Sensor Heliograph
Magnitude 5.5
252 km W of Ferndale, California
May 18, 2020 07:02:34 UTC
East/West Sensor Heliograph
Magnitude 4.5
57 km WNW of Tonopah, Nevada
May 17, 2020 11:53:52 UTC
North/South Sensor Heliograph
Magnitude 4.5
45 km WNW of Tonopah, Nevada
May 16, 2020 11:50:54 UTC
North/South Sensor Heliograph
Magnitude 6.5
Depth 2.7 km
56 km W of Tonopah, Nevada
May 15, 2020 11:03:27 UTC
Magnitude 4.9
Depth 3.8 km
64 km W of Tonopah, Nevada
May 15, 2020 11:18:12 UTC
Magnitude 5.1
Depth 6.8 km
55 km WNW of Tonopah, Nevada
May 15, 2020 11:26:01 UTC
Magnitude 4.8
Depth 5.8 km
59 km WNW of Tonopah, Nevada
May 15, 2020 11:52:07 UTC
North/South Sensor Heliograph
Magnitude 5.2
Depth 8.5 km
30 km SE of Bodie, California
April 11, 2020 14:36:37 UTC
Magnitude 4.6
Depth 8.9 km
29 km SE of Bodie, California
April 11, 2020 16:22:50 UTC
North/South Sensor Heliograph
Magnitude 4.1
Depth 7.8 km
16 km WSW of Toms Place, California
April 5, 2020 19:20:46 UTC
North/South Sensor Heliograph
Magnitude 4.9
Depth 10.5 km
17 km ESE of Anza, California
April 4, 2020 01:53:18 UTC
North/South Sensor Heliograph
Magnitude 6.5
Depth 6.1 km
72 km W of Challis, Idaho
March 31, 2020 23:52:30 UTC
East/West Sensor Heliograph
Note: This earthquake spans two graphs.
Magnitude 4.5
Depth 8.4 km
6 km N of Johnson Lane, Nevada
March 21, 2020 01:33:35 UTC
North/South Sensor Heliograph
Magnitude 2.9
Depth 2.5 km
5 km NE of Alum Rock, California
March 19, 2020 10:17:04 UTC
East/West Sensor Heliograph
Magnitude 5.7
Depth 11.9 km
6 km NNE of Magna, Utah
March 18, 2020 13:09:31 UTC
Magnitude 5.2
Depth 28.6 km
15 km W of Petrolia, California
March 18, 2020 22:08:20 UTC
North/South Sensor Heliograph
Magnitude 5.8
Depth 3.2 km
86 km W of Petrolia, California
March 9, 2020 02:59:06 UTC
Magnitude 4.9
Depth 7.2 km
73 km W of Petrolia, California
March 9, 2020 06:32:59 UTC
East/West Sensor Heliograph
Magnitude 3.9
Depth 5.3 km
10km ENE of Morgan Hill, CA
January 2, 2020 07:16:31 UTC
North/South Sensor Heliograph
Voltage Counts & Frequency for All Sensors
