M1.6 earthquake 16km N of Shingletown, CA
A magnitude 1.6 earthquake struck 16km N of Shingletown, CA on Wed, Oct 13, 2021, 7:24 AM PDT (14:24 UTC), 11 km (7 mi) below the surface.
A larger quake followed: M2.9 6km NNE of Hamilton City, CA. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.6 (Md, duration), micro
- Magnitude from
- Northern California Seismic System
- Local time
- UTC
- 2021-10-13 14:24:59 UTC
- Depth
- 11.3 km (7.0 mi), shallow
- Epicenter
- 40.635° N, 121.873° W
- Region
- California
- Felt reports
- 1
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
1 person reported to the USGS what they felt; the strongest reported shaking was I, not felt shaking.

How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 0.4 km horizontally, 0.8 km in depth
- Magnitude uncertainty
- ±0.23
- Depth from
- From location
- Station coverage gap
- 105°
- Stations used
- 16
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 34 in the 60 days after this one and 26 in the 30 days before it.
After
- 1.913km WSW of Almanor, CA · 1816 days ago · 9 km deep · 69 km away
- 1.919km SW of Tennant, CA · 1813 days ago · 6 km deep · 91 km away
- 2.96km NNE of Hamilton City, CA · 1812 days ago · 17 km deep · 94 km away
- 2.26km NW of Redding, CA · 1809 days ago · 20 km deep · 46 km away
- 2.113km NE of Montgomery Creek, CA · 1805 days ago · 12 km deep · 32 km away
- 2.114km ESE of Viola, CA · 1804 days ago · 4 km deep · 34 km away
- 2.13km NNE of Chester, CA · 1802 days ago · 8 km deep · 64 km away
- 1.83km NNE of Chester, CA · 1801 days ago · 10 km deep · 65 km away
- 1.836km SE of Fall River Mills, CA · 1798 days ago · 14 km deep · 59 km away
- 1.619km NE of Big Bend, CA · 1797 days ago · 4 km deep · 55 km away
- 2.13km NNE of Chester, CA · 1796 days ago · 9 km deep · 65 km away
- 1.916km SSE of McCloud, CA · 1795 days ago · 8 km deep · 56 km away
- 2.511km NNE of Bella Vista, CA · 1794 days ago · 9 km deep · 28 km away · felt by 2
- 1.812km NE of Bella Vista, CA · 1794 days ago · 7 km deep · 26 km away · felt by 1
- 1.62km WNW of Shasta Lake, CA · 1788 days ago · 23 km deep · 44 km away
- 1.69km S of Mineral, CA · 1778 days ago · 14 km deep · 48 km away
- 2.82km NE of Almanor, CA · 1778 days ago · 8 km deep · 75 km away · felt by 5
- 2.36km ENE of Shasta, CA · 1775 days ago · 22 km deep · 47 km away
- 1.93km NE of Viola, CA · 1774 days ago · 6 km deep · 21 km away
- 1.612km N of Mineral, CA · 1774 days ago · 4 km deep · 34 km away
- 1.77km SSE of Mineral, CA · 1772 days ago · 12 km deep · 47 km away
- 1.711km NNE of Bella Vista, CA · 1771 days ago · 10 km deep · 28 km away
- 1.612km W of Chester, CA · 1771 days ago · 7 km deep · 58 km away
- 1.58km SSE of Mineral, CA · 1771 days ago · 10 km deep · 47 km away
- 1.712km WSW of Chester, CA · 1771 days ago · 7 km deep · 58 km away
- 2.416km SSE of Mineral, CA · 1771 days ago · 6 km deep · 56 km away
- 1.99km E of Montgomery Creek, CA · 1764 days ago · 13 km deep · 24 km away
- 1.713km NNE of Shingletown, CA · 1761 days ago · 10 km deep · 6 km away
- 1.71km NE of Shasta Lake, CA · 1759 days ago · 16 km deep · 42 km away
- 1.823km N of Shasta Lake, CA · 1759 days ago · 10 km deep · 51 km away
- 2.52km ENE of Prattville, CA · 1759 days ago · 5 km deep · 78 km away · felt by 1
- 2.82km ENE of Prattville, CA · 1759 days ago · 6 km deep · 78 km away · felt by 10
- 1.62km E of Prattville, CA · 1759 days ago · 4 km deep · 78 km away
- 1.727km N of Shasta Lake, CA · 1757 days ago · 14 km deep · 53 km away
Before
- 1.74km ENE of Shasta, CA · 1821 days ago · 21 km deep · 48 km away
- 1.612km SE of Dunsmuir, CA · 1821 days ago · 4 km deep · 61 km away
- 2.513km SE of Dunsmuir, CA · 1822 days ago · 7 km deep · 60 km away · felt by 11
- 2.54km ENE of Shasta, CA · 1823 days ago · 22 km deep · 49 km away · felt by 3
- 2.110km NNW of Burney, CA · 1823 days ago · 10 km deep · 38 km away
- 1.84km E of Shasta, CA · 1824 days ago · 21 km deep · 48 km away
- 1.74km NW of Bella Vista, CA · 1826 days ago · 27 km deep · 33 km away
- 2.12km NW of Bella Vista, CA · 1827 days ago · 26 km deep · 32 km away
- 1.99km WSW of Chester, CA · 1828 days ago · 4 km deep · 61 km away
- 1.512km ESE of Viola, CA · 1828 days ago · 4 km deep · 33 km away
- 2.09km WSW of Chester, CA · 1829 days ago · 1 km deep · 61 km away
- 1.512km ESE of Viola, CA · 1830 days ago · 3 km deep · 33 km away
- 2.021km WSW of Dunsmuir, CA · 1831 days ago · 21 km deep · 74 km away
- 2.24km ENE of Prattville, CA · 1833 days ago · 8 km deep · 79 km away
- 1.56km NNE of Millville, CA · 1835 days ago · 13 km deep · 24 km away
- 1.99km SSE of McCloud, CA · 1836 days ago · 4 km deep · 64 km away
- 1.910km WSW of Chester, CA · 1836 days ago · 9 km deep · 62 km away
- 2.06km NE of Dunsmuir, CA · 1837 days ago · 12 km deep · 75 km away
- 1.56km NE of Dunsmuir, CA · 1837 days ago · 11 km deep · 75 km away
- 1.76km W of McCloud, CA · 1837 days ago · 12 km deep · 74 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event nc73639115. Read Sat, Oct 3, 2026, 6:18 PM UTC.