
Wednesday, Sept. 10
- 1.4M Earthquake 10 Kilometers West of Petrolia
- 2.5M Earthquake 21 Kilometers West of Petrolia
- 2.9M Earthquake 77 Kilometers Northwest of Petrolia
Tuesday, Sept. 9
- 1.4M Earthquake 25 Kilometers Northwest of Covelo
- 3.9M Earthquake 54 Kilometers West of Petrolia
- 3.9M Earthquake 74 Kilometers Southwest of Ferndale
- 1.8M Earthquake 14 Kilometers Northwest of Petrolia
- 3.6M Earthquake 10 Kilometers Southeast of Willow Creek
- 2.2M Earthquake 16 Kilometers West of Petrolia
- 1.7M Earthquake 17 Kilometers Northwest of Petrolia
- 2.0M Earthquake 22 Kilometers West of Petrolia
- 3.7M Earthquake 21 Kilometers West of Petrolia
Monday, Sept. 8
Sunday, Sept. 7
- 2.4M Earthquake 54 Kilometers Northwest of Petrolia
- 1.6M Earthquake 11 Kilometers West of Petrolia
- 2.0M Earthquake 22 Kilometers Southeast of Hydesville
- 1.5M Earthquake 2 Kilometers Northwest of Redway
Friday, Sept. 5
Thursday, Sept. 4
- 2.2M Earthquake 14 Kilometers West of Petrolia
- 2.0M Earthquake 8 Kilometers Northwest of Humboldt Hill
- 2.6M Earthquake 60 Kilometers Northwest of Petrolia
- 3.2M Earthquake 66 Kilometers Northwest of Petrolia
Wednesday, Sept. 3
Tuesday, Sept. 2
Monday, Sept. 1
Sunday, Aug. 31
- 1.5M Earthquake 8 Kilometers Northwest of Petrolia
- 2.8M Earthquake 49 Kilometers West of Petrolia
- 1.4M Earthquake 27 km of Laytonville, CA
Friday, Aug. 29
Monday, Aug. 25
Sunday, Aug. 24
Saturday, Aug. 23
Friday, Aug. 22
- 2.7M Earthquake 50 Kilometers Northwest of Petrolia
- 3.7M Earthquake 44 Kilometers Northwest of Petrolia
Wednesday, Aug. 20
- 2.7M Earthquake 12 Kilometers West of Petrolia
- 1.5M Earthquake 17 Kilometers Southeast of Petrolia
- 2.4M Earthquake 20 Kilometers West of Petrolia
Tuesday, Aug. 19
Monday, Aug. 18
- 1.9M Earthquake 21 Kilometers West of Petrolia
- 2.8M Earthquake 76 Kilometers Northwest of Petrolia
- 2.1M Earthquake 14 Kilometers West of Petrolia
- 2.3M Earthquake 45 Kilometers West of Petrolia
- 2.0M Earthquake 36 Kilometers West of Hayfork