M2.1 earthquake 21km NW of Grapevine, CA

Magnitude

2.1 (Mh), micro

Magnitude from

Southern California Seismic Network

Local time

Mon, Jul 19, 1971, 5:43 AM PDT

UTC

1971-07-19 12:43:07 UTC

Depth

6.0 km (3.7 mi), shallow

Epicenter

35.099° N, 119.067° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 2.1 km horizontally, 31.6 km in depth

Magnitude uncertainty

±0.13

Depth from

Operator assigned

Station coverage gap

156°

Stations used

5

• Greenfield, CaliforniaPopulation 3,991. Forecast20 kmSSW
• Lamont, CaliforniaPopulation 15,120. Forecast23 kmSW
• Bakersfield, CaliforniaPopulation 373,640. Forecast31 kmS
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast139 kmNNW

After

1. 3.37km ENE of Santa Clarita, CAWed, Jul 21, 8:18 PM PDT · 20161 days ago · 8 km deep · 92 km away
2. 2.58km ESE of Santa Clarita, CAFri, Jul 23, 12:35 PM PDT · 20160 days ago · 0 km deep · 99 km away
3. 3.530km NNE of Simmler, CAMon, Jul 26, 3:36 PM PDT · 20157 days ago · 6 km deep · 96 km away
4. 2.36km S of Santa Clarita, CASun, Aug 1, 1:40 AM PDT · 20151 days ago · 3 km deep · 96 km away
5. 3.07km E of Santa Clarita, CAFri, Aug 6, 12:58 AM PDT · 20146 days ago · 0 km deep · 96 km away
6. 3.27km E of Santa Clarita, CAFri, Aug 6, 9:28 PM PDT · 20145 days ago · 6 km deep · 95 km away
7. 2.45km ENE of Santa Clarita, CAMon, Aug 16, 7:57 AM PDT · 20136 days ago · 12 km deep · 93 km away
8. 3.318km NW of Wasco, CAMon, Aug 16, 11:26 PM PDT · 20135 days ago · 6 km deep · 78 km away
9. 3.210km E of Santa Clarita, CAWed, Aug 18, 10:35 AM PDT · 20134 days ago · 12 km deep · 97 km away
10. 2.79km SSW of Agua Dulce, CAWed, Aug 18, 5:02 PM PDT · 20134 days ago · 0 km deep · 99 km away
11. 2.47km ESE of Santa Clarita, CAThu, Aug 19, 7:13 PM PDT · 20132 days ago · 0 km deep · 97 km away
12. 2.17km E of Santa Clarita, CAThu, Aug 19, 8:27 PM PDT · 20132 days ago · 1 km deep · 96 km away
13. 2.825km N of Tehachapi, CAMon, Aug 23, 5:52 PM PDT · 20129 days ago · 2 km deep · 61 km away
14. 3.311km ESE of Santa Clarita, CATue, Aug 24, 2:09 PM PDT · 20128 days ago · 3 km deep · 100 km away
15. 2.424km SSW of Bodfish, CASat, Sep 4, 3:57 AM PDT · 20117 days ago · 1 km deep · 56 km away
16. 3.110km E of Santa Clarita, CAMon, Sep 6, 4:29 PM PDT · 20115 days ago · 0 km deep · 96 km away
17. 2.723km ENE of Arvin, CAWed, Sep 8, 2:33 PM PDT · 20113 days ago · 1 km deep · 48 km away
18. 2.622km ENE of Arvin, CAWed, Sep 8, 2:35 PM PDT · 20113 days ago · 0 km deep · 47 km away
19. 2.623km NNW of Tehachapi, CAWed, Sep 8, 3:04 PM PDT · 20113 days ago · 1 km deep · 50 km away
20. 3.023km N of Tehachapi, CAWed, Sep 15, 1:50 AM PDT · 20106 days ago · 0 km deep · 61 km away
21. 3.124km N of Tehachapi, CAWed, Sep 15, 3:20 AM PDT · 20106 days ago · 6 km deep · 59 km away
22. 3.07km SW of Agua Dulce, CAFri, Sep 17, 1:30 AM PDT · 20104 days ago · 15 km deep · 95 km away

Before

1. 2.922km NW of Grapevine, CAMon, Jul 19, 5:13 AM PDT · 20164 days ago · 6 km deep · 1 km away
2. 2.84km ESE of Santa Clarita, CAWed, Jul 7, 3:45 PM PDT · 20176 days ago · 0 km deep · 96 km away
3. 2.96km SE of Santa Clarita, CATue, Jul 6, 4:34 PM PDT · 20177 days ago · 0 km deep · 97 km away
4. 2.72km ENE of Santa Clarita, CATue, Jul 6, 4:47 AM PDT · 20177 days ago · 0 km deep · 92 km away
5. 2.925km N of Tehachapi, CAFri, Jul 2, 7:53 AM PDT · 20181 days ago · 0 km deep · 59 km away
6. 2.54km E of Santa Clarita, CAFri, Jun 25, 6:10 PM PDT · 20188 days ago · 6 km deep · 93 km away
7. 2.39km SE of Santa Clarita, CAThu, Jun 24, 2:37 PM PDT · 20189 days ago · 0 km deep · 100 km away
8. 2.72km NE of Santa Clarita, CATue, Jun 22, 4:58 PM PDT · 20191 days ago · 5 km deep · 91 km away
9. 2.410km N of Chatsworth, CATue, Jun 22, 7:09 AM PDT · 20191 days ago · 0 km deep · 95 km away
10. 2.89km SSW of Agua Dulce, CATue, Jun 22, 2:53 AM PDT · 20191 days ago · 6 km deep · 98 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3322332. Read Fri, Oct 2, 2026, 1:23 PM UTC.