Event status: uncertain, preliminary [?]

Reported quake or seismic-like event: 42 mi south of Roseville, Placer County, California, USA, Oct 15, 2021 9:50 pm (GMT -7) -

Reported quake or seismic-like event: 42 mi south of Roseville, Placer County, California, USA, Oct 15, 2021 9:50 pm (GMT -7)
16 Oct 04:53 UTC: First to report: VolcanoDiscovery after 3 minutes.
Date & time: Oct 16, 2021 04:50:02 UTC -
Local time at epicenter: Friday, Oct 15, 2021 9:50 pm (GMT -7)
Magnitude: unknown
Depth: 10.0 km
Epicenter latitude / longitude: 38.16344°N / 121.10897°W↗ (Placer, California, United States)
Antipode: 38.163°S / 58.891°E↗
Nearest volcano: Clear Lake (170 km / 106 mi)
Nearby towns and cities:
9 km (6 mi) ENE of Victor (pop: 293) --> See nearby quakes!
15 km (9 mi) ENE of Lodi (pop: 64,600) --> See nearby quakes!
20 km (12 mi) ESE of Galt (pop: 25,300) --> See nearby quakes!
28 km (17 mi) NE of Stockton (pop: 305,700) --> See nearby quakes!
36 km (22 mi) SE of Elk Grove (pop: 166,900) --> See nearby quakes!
39 km (24 mi) SSE of Vineyard (pop: 24,800) --> See nearby quakes!
40 km (25 mi) SE of Laguna (pop: 46,600) --> See nearby quakes!
42 km (26 mi) NNE of Manteca (pop: 75,400) --> See nearby quakes!
45 km (28 mi) SE of Florin (pop: 47,500) --> See nearby quakes!
57 km (36 mi) SE of Sacramento (pop: 490,700) --> See nearby quakes!
Weather at epicenter at time of quake:
Clear Sky 16°C (61 F), humidity: 46%, wind: 0 m/s (0 kts)
Primary data source: VolcanoDiscovery
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User reports for this quake (6)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Roseville, Placer, California (64.9 km NNW of epicenter) [Map] / Very weak shaking (MMI II) / rattling, vibrating / 1-2 s : Brief pulsing, 2-3 seconds  
roseville / Very weak shaking (MMI II) / rattling, vibrating / 5-10 s
Rosevill / not felt
Roseville / Moderate shaking (MMI V) / horizontal (sideways) swinging / 5-10 s : Bed shaking  
Doing laundry / not felt : I got dizzy  
Ceres, CA (64.9 km SSE of epicenter) [Map] / Very weak shaking (MMI II) / vibration and rolling / 1-2 minutes
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