QuakeIndex

Earthquakes in Arizona

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The most recent earthquake of M2.5 or more in Arizona was M 2.7, 5 km W of LeChee, Arizona, at 9:24 pm MST on 6 April 2026, 10 km deep. 8 people reported feeling it to USGS. 8 smaller earthquakes have been recorded in Arizona since.

No earthquake of M1.5 or more was recorded in Arizona in the last 24 hours.

Last 24 hours
0
Last 7 days
0
Last 30 days
0 · an average 30 days here since 2016: 2.9
Last 12 months
26 · largest M 3.7 on 9 January 2026
Since 2016
383 earthquakes of M1.5 or more
Largest since 2016
M 5.5 on 6 March 2020, 71km SE of Estacion Coahuila, B.C., MX

Latest quake, 24 hours and 7 days: the QuakeIndex database, which reads USGS every 30 seconds, read at ; 30 days and 12 months: the QuakeIndex catalogue, counted to · earthquakes of M1.5 or more in Arizona, where USGS names the state in the location

0

Quiet QuakeIndex 0 / 100

0 quakes of M1.5 or larger in the last 7 days in Arizona. Normal for here is 0 to 1 in a week.

Compared against Arizona's own 10 years · USGS catalogue · updated

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

Oct 14 Oct 29 Nov 12
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 (M2.6–M3.2), from this place's own 10-year record. A mark above the band is a bigger day than usual.

Show these earthquakes on your own site: a free card with this strip and the latest quakes in Arizona, for a local news site, school or neighborhood page.

Live · last 7 days

Latest earthquakes in Arizona

None in Arizona in the latest snapshot we hold; the full 7 days load from USGS as this page opens.

Source USGS · snapshot of

The last 7 days on the map

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Every earthquake in Arizona in the last 7 days, from the USGS feed. Colour and size are magnitude; tap one for its page.

Open the full map — zoom anywhere, or find your own location →

Largest on record in and around Arizona

MagnitudeWhenWhere
M 5.5 71km SE of Estacion Coahuila, B.C., MX
M 4.8 54 km E of San Felipe, Mexico
M 4.8 33 km SSE of Golfo de Santa Clara, Mexico
M 4.6 89km SE of Estacion Coahuila, B.C., MX
M 4.3 46 km ENE of San Felipe, Mexico
M 4.3 Baja California-Sonora border region, Mexico
M 4.3 92km SE of Estacion Coahuila, B.C., MX
M 4.1 17 km S of Golfo de Santa Clara, Mexico

From the QuakeIndex catalogue, built from the USGS FDSN event service · inside a rectangle drawn around Arizona, which takes in some ground over its borders.

Before 2016: the largest in Arizona since 1900

The USGS record from 1900 to 2015 lists 30 earthquakes of M5 or more in and just off Arizona; the 8 largest:

  1. 6.5 6 km S of Golfo de Santa Clara, Mexico
  2. 6.2 Near Flagstaff, Arizona
  3. 6.2 Near Flagstaff, Arizona
  4. 6.0 Southwest of Cameron, Arizona
  5. 6.0 126km S of Estacion Coahuila, B.C., MX
  6. 6.0 47 km ENE of San Felipe, Mexico
  7. 5.8 32 km S of Golfo de Santa Clara, Mexico
  8. 5.8 48 km SSE of Golfo de Santa Clara, Mexico

USGS ComCat, M5+ from 1900 to 2015, each epicentre counted for the state whose nearest county it is. Epicentres of early earthquakes are estimates. This is the record, not a forecast.

The busiest mapped faults in Arizona

USGS Quaternary Fault and Fold Database and the QuakeIndex catalogue. Every major fault →

Towns in Arizona with the most earthquakes named after them

Clifton 10 M2.5+ named after it · Colorado City 8 M2.5+ named after it · Williams 6 M2.5+ named after it · Peach Springs 5 M2.5+ named after it · Winslow 4 M2.5+ named after it · Grand Canyon Village 4 M2.5+ named after it · Parks 4 M2.5+ named after it · Flagstaff 4 M2.5+ named after it · Douglas 4 M2.5+ named after it

Each town page lists every M1.5+ earthquake within 30 km since 2016 and the ones USGS named after it. Town names: GeoNames (CC BY 4.0).

Counties in Arizona

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.