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Past earthquakes near Rio Dell, Humboldt County, California, USA: July 2021

Updated Sep 21, 2021 05:16 GMT -
During Jul 2021, Rio Dell was shaken by 1 quake of magnitude 5.1, 1 quake of magnitude 4.4, and 21 quakes between 2.0 and 3.0. There were also 5 quakes below magnitude 2.0 which people don't normally feel.
Biggest quake: 5.1 quake North Pacific Ocean, 36 mi south of Eureka, Humboldt County, California, USA, 17 Jul 11:46 pm (GMT -7)
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Showing quakes magnitude 0.1 or higher (28 quakes):
Date and timeMag
Depth
Nearest volcano (distance)LocationDetailsMap
Friday, July 30, 2021 22:36 GMT (2 earthquakes)
Jul 30, 2021 22:36 GMT
1.9

17 km
147 km (91 mi)10km SSE of Redway, CA MoreMap
Jul 30, 2021 03:30 GMT
1.6

23 km
199 km (124 mi)4km SW of Petrolia, CA MoreMap
Thursday, July 29, 2021 23:03 GMT (2 earthquakes)
Jul 29, 2021 23:03 GMT
2.2

6.8 km
225 km (140 mi)OFFSHORE NORTHERN CALIFORNIA MoreMap
Jul 29, 2021 18:39 GMT
2.9

23 km
232 km (144 mi)North Pacific Ocean, 42 mi southwest of Eureka, Humboldt County, California, USA MoreMap
Wednesday, July 28, 2021 09:43 GMT (2 earthquakes)
Jul 28, 2021 09:43 GMT
2.3

18 km
210 km (130 mi)21km W of Petrolia, CA MoreMap
Jul 28, 2021 06:52 GMT
2.5

27 km
203 km (126 mi)6km N of Petrolia, CA MoreMap
Tuesday, July 27, 2021 10:37 GMT (3 earthquakes)
Jul 27, 2021 10:37 GMT
2.4

14 km
225 km (140 mi)56km WNW of Petrolia, CA 1 reportMoreMap
Jul 27, 2021 04:07 GMT
2.4

23 km
124 km (77 mi)10km ESE of Willow Creek, CA 1 reportMoreMap
Jul 27, 2021 00:35 GMT
1.9

22 km
153 km (95 mi)4km ESE of Redway, CA MoreMap
Sunday, July 25, 2021 23:20 GMT (1 earthquake)
Jul 25, 2021 23:20 GMT
2.9

33 km
210 km (130 mi)North Pacific Ocean, 37 mi southwest of Eureka, Humboldt County, California, USA MoreMap
Saturday, July 24, 2021 23:06 GMT (1 earthquake)
Jul 24, 2021 23:06 GMT
2.9

24 km
200 km (124 mi)36 mi south of Eureka, Humboldt County, California, USA 1 reportMoreMap
Friday, July 23, 2021 20:09 GMT (2 earthquakes)
Jul 23, 2021 20:09 GMT
2.7

26 km
201 km (125 mi)34 mi south of Eureka, Humboldt County, California, USA 1 reportMoreMap
Jul 23, 2021 03:42 GMT
2.1

19 km
232 km (144 mi)OFFSHORE NORTHERN CALIFORNIA MoreMap
Wednesday, July 21, 2021 13:25 GMT (6 earthquakes)
Jul 21, 2021 13:25 GMT
1.7

26 km
154 km (96 mi)33km ENE of Hydesville, CA MoreMap
Jul 21, 2021 12:25 GMT
2.6

24 km
234 km (145 mi)40km WNW of Petrolia, CA 1 reportMoreMap
Jul 21, 2021 10:45 GMT
1.7

26 km
213 km (132 mi)16km SW of Ferndale, CA MoreMap
Jul 21, 2021 10:36 GMT
2.8

19 km
230 km (143 mi)North Pacific Ocean, 45 mi southwest of Eureka, Humboldt County, California, USA MoreMap
21 Jul 3:05 am (GMT -7) (Jul 21, 2021 10:05 GMT)
4.4

35 km
202 km (126 mi)North Pacific Ocean, 39 mi south of Eureka, Humboldt County, California, USA 8 reportsMoreMap
Jul 21, 2021 01:57 GMT
2.7

24 km
162 km (101 mi)15 mi southeast of Eureka, Humboldt County, California, USA 3 reportsMoreMap
Sunday, July 18, 2021 07:38 GMT (3 earthquakes)
Jul 18, 2021 07:38 GMT
2.2

31 km
199 km (124 mi)4km SW of Petrolia, CA MoreMap
Jul 18, 2021 07:05 GMT
2.4

29 km
205 km (127 mi)9km W of Petrolia, CA MoreMap
17 Jul 11:46 pm (GMT -7) (Jul 18, 2021 06:46 GMT)
5.1

31 km
211 km (131 mi)North Pacific Ocean, 36 mi south of Eureka, Humboldt County, California, USA 100 reportsMoreMap
Thursday, July 15, 2021 12:21 GMT (1 earthquake)
Jul 15, 2021 12:21 GMT
2.5

1.1 km
212 km (132 mi)24km WSW of Petrolia, CA MoreMap
Tuesday, July 13, 2021 12:55 GMT (1 earthquake)
Jul 13, 2021 12:55 GMT
2.2

19 km
200 km (124 mi)7km WSW of Petrolia, CA MoreMap
Saturday, July 10, 2021 10:35 GMT (2 earthquakes)
Jul 10, 2021 10:35 GMT
2.0

21 km
212 km (132 mi)24km W of Petrolia, CA MoreMap
Jul 10, 2021 10:32 GMT
2.9

19 km
210 km (130 mi)North Pacific Ocean, 39 mi southwest of Eureka, Humboldt County, California, USA 2 reportsMoreMap
Wednesday, July 7, 2021 00:19 GMT (1 earthquake)
Jul 7, 2021 00:19 GMT
2.0

19 km
205 km (127 mi)11km SSW of Ferndale, CA MoreMap
Friday, July 2, 2021 22:51 GMT (1 earthquake)
Jul 2, 2021 22:51 GMT
2.0

6.9 km
196 km (122 mi)15km SW of Petrolia, CA MoreMap
Estimated combined seismic energy released: 3.1 x 1012 joules (856 megawatt hours, equivalent to 736 tons of TNT) More info
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