QuakeIndex

Every recorded earthquake within 30 km

Earthquakes near Chico, WA

No earthquake was likely felt in Chico in the 24 hours to 2:19 am PDT (09:19 UTC). The last one was M 4.2, 23 km (15 mi) S, at 2:05 pm PDT on 29 September 2026, estimated intensity III (weak) in town; 9,329 felt reports to USGS.

M 4.2

Latest: 2:05 pm PDT on 29 September 2026 · 23 km (15 mi) S of Chico, WA

The most recent earthquake of M2.5 or more near Chico was M 4.2, 23 km (15 mi) S of Chico, WA, at 2:05 pm PDT on 29 September 2026, 28 km deep. 9,329 people reported feeling it to USGS. The estimated shaking in Chico was intensity III (weak), felt by some people at rest indoors. 5 smaller earthquakes have been recorded near Chico since; the newest is first in the list below.

No earthquake of M1.5 or more was recorded within 30 km (19 mi) of Chico in the last 24 hours.

Last 24 hours
0
Last 7 days
2
Last 30 days
6 · an average 30 days here since 2016: 4.0
Last 12 months
41 · largest M 4.2 on 29 September 2026
Since 2016
519 earthquakes of M1.5 or more within 30 km
Largest since 2016
M 4.2 on 29 September 2026, 23 km (15 mi) S of Chico, WA
Reported felt
140 of them have felt reports to USGS
Nearest mapped fault
Seattle fault, under 1 km from its surface trace

USGS · feed checked · newest earthquake in our database · this page · counts are earthquakes of M1.5 or more within 30 km (19 mi) of the town centre; shaking is estimated for the town centre with the intensity equation USGS Did You Feel It? uses

If you felt one

QuakeIndex does not issue warnings or forecasts. For earthquake early warning see ShakeAlert and the MyShake app.

The last 30 days

Sep 14 Sep 29 Oct 13
Each mark is a day's largest quake within range; its size is the magnitude. The shaded band is the magnitude a day's largest quake normally falls in here (M1.6–M2.0), from this place's own 10-year record. A mark above the band is a bigger day than usual.

The latest 50

  1. 1.1 4 km (2 mi) WSW of Chico, WA
  2. 2.0 6 km (4 mi) E of Chico, WA
  3. 2.0 7 km (4 mi) E of Chico, WA · felt by 1
  4. 1.8 7 km (4 mi) E of Chico, WA
  5. 1.6 22 km (14 mi) S of Chico, WA
  6. 1.9 23 km (14 mi) S of Chico, WA · felt by 3
  7. 4.2 23 km (15 mi) S of Chico, WA · felt by 9,329
  8. 1.7 7 km (5 mi) E of Chico, WA
  9. 1.6 21 km (13 mi) NNW of Chico, WA
  10. 2.2 27 km (17 mi) S of Chico, WA · felt by 1
  11. 1.5 16 km (10 mi) SSW of Chico, WA
  12. 2.3 26 km (16 mi) NE of Chico, WA · felt by 2
  13. 1.7 29 km (18 mi) WSW of Chico, WA
  14. 1.9 29 km (18 mi) WSW of Chico, WA
  15. 1.5 30 km (19 mi) WSW of Chico, WA
  16. 1.9 23 km (15 mi) ESE of Chico, WA
  17. 2.8 26 km (16 mi) S of Chico, WA · felt by 63
  18. 1.6 29 km (18 mi) N of Chico, WA
  19. 1.8 8 km (5 mi) SW of Chico, WA
  20. 2.1 28 km (17 mi) N of Chico, WA
  21. 2.4 17 km (11 mi) SSW of Chico, WA · felt by 1
  22. 1.9 13 km (8 mi) ESE of Chico, WA · felt by 2
  23. 2.0 11 km (7 mi) SW of Chico, WA
  24. 1.9 9 km (6 mi) ESE of Chico, WA
  25. 1.6 28 km (18 mi) NW of Chico, WA
  26. 1.5 6 km (3 mi) SW of Chico, WA
  27. 2.1 15 km (9 mi) S of Chico, WA
  28. 1.7 19 km (12 mi) WSW of Chico, WA
  29. 1.6 11 km (7 mi) ESE of Chico, WA
  30. 2.6 10 km (6 mi) ESE of Chico, WA · felt by 6
  31. 2.3 14 km (9 mi) SSW of Chico, WA
  32. 2.4 14 km (9 mi) S of Chico, WA
  33. 1.8 16 km (10 mi) S of Chico, WA
  34. 1.9 25 km (15 mi) WSW of Chico, WA
  35. 1.9 29 km (18 mi) N of Chico, WA
  36. 1.5 29 km (18 mi) N of Chico, WA · felt by 1
  37. 2.8 11 km (7 mi) SSW of Chico, WA · felt by 17
  38. 1.8 8 km (5 mi) SSW of Chico, WA
  39. 1.8 12 km (7 mi) E of Chico, WA · felt by 3
  40. 1.8 23 km (14 mi) NNW of Chico, WA
  41. 2.0 10 km (6 mi) SSW of Chico, WA
  42. 1.9 28 km (17 mi) NNW of Chico, WA
  43. 1.6 10 km (6 mi) E of Chico, WA · felt by 1
  44. 1.7 21 km (13 mi) WSW of Chico, WA
  45. 1.6 21 km (13 mi) SSW of Chico, WA
  46. 1.9 27 km (17 mi) ENE of Chico, WA · felt by 3
  47. 1.9 19 km (12 mi) NE of Chico, WA · felt by 2
  48. 2.1 26 km (16 mi) SE of Chico, WA
  49. 1.8 10 km (6 mi) ENE of Chico, WA · felt by 1
  50. 2.9 12 km (8 mi) NNE of Chico, WA · felt by 128

From the QuakeIndex database, which reads the USGS feed every 30 seconds and holds the USGS catalogue for the US from 2016 (M1.5+). Times are Chico time. Distances are from the town centre. Quakes USGS named after Chico are listed even when they are further out.

Show these earthquakes on your own site: a free card with the latest quakes near Chico, for a local news site, school or neighborhood page.

On the map

The white circle is Chico; dots are the 50 most recent earthquakes within 30 km. Map © OpenStreetMap contributors.

Estimated shaking in Chico

The strongest shaking in Chico from a quake since 2016 is estimated at intensity III (weak), from the M 4.1 on 22 February 2017, 28 km away. Intensity II and III are felt by some people at rest indoors; IV by most people indoors; V and above wakes sleepers and moves objects.

MagnitudeWhenDistanceShaking in Chico (est.)
M 4.1 28 kmIII · Weak · felt by 3,359
M 4.2 23 kmIII · Weak · felt by 9,329
M 3.7 26 kmIII · Weak · felt by 3,428
M 3.5 10 kmII · Weak · felt by 960
M 3.4 11 kmII · Weak · felt by 568

An estimate for the town centre from magnitude, depth and distance, with the intensity equation USGS Did You Feel It? uses (Atkinson & Wald, 2007), on the Modified Mercalli scale. All 5 reach intensity II or more in town, where people at rest start to notice. Ground conditions change it street by street. It describes the past, not a hazard.

Before 2016

The USGS record since 1900 lists 5 earthquakes of M5 or more within 50 km of Chico:

  1. 6.7 1 km ENE of Dash Point, Washington · 39 km SE of Chico
  2. 6.1 Puget Sound region, Washington · 24 km S of Chico
  3. 5.8 Puget Sound area, Washington · 40 km SSW of Chico
  4. 5.3 Eastern Olympic Peninsula, Washington · 30 km NW of Chico
  5. 5.0 3 km WSW of Des Moines, Washington · 36 km SE of Chico

USGS ComCat, M5+ from 1900 to 2015. This is the record, not a forecast.

Nearest mapped faults

USGS Quaternary Fault and Fold Database. Near is not the same as on.

Nearby towns

Silverdale 4 km · Bremerton 8 km · Enetai 9 km · Port Orchard 10 km · Bainbridge Island 14 km · Poulsbo 15 km

Be ready

Earthquakes cannot be predicted, here or anywhere, so the useful step is the one taken beforehand. The advice below is from the agencies responsible for it.

QuakeIndex does not issue warnings or forecasts. For earthquake early warning see ShakeAlert and the MyShake app.