Every recorded earthquake near

Earthquakes near Montclair, CA

M 3.2

Latest: 5:37 am PDT on 2 September 2026 · 12 km (7 mi) SE of Montclair, CA

The most recent earthquake of M2.5 or more near Montclair was M 3.2, 12 km (7 mi) SE of Montclair, CA, at 5:37 am PDT on 2 September 2026. 730 people reported feeling it to USGS. 3 smaller earthquakes have been recorded nearby since; the newest is first in the list below.

Within 30 km since 2016: 1,266 earthquakes of M1.5 or more
In the last 12 months: 76
Largest since 2016: M 4.4 on 28 August 2018, 10 km (6 mi) NW of Montclair, CA
Reported felt: 578 of them have felt reports to USGS

USGS · feed checked 26 seconds ago · newest earthquake in our database 21 minutes ago · this page 02:21 UTC

The latest 50

2.1 28 km (17 mi) NE of Montclair, CA Oct 1, 2026
3:16 am PDT
1.6 28 km (17 mi) SW of Montclair, CA Sep 14, 2026
1:27 pm PDT
1.5 11 km (7 mi) ESE of Montclair, CA Sep 3, 2026
2:40 pm PDT
3.2 12 km (7 mi) SE of Montclair, CA · felt by 730 Sep 2, 2026
5:37 am PDT
1.6 30 km (18 mi) ENE of Montclair, CA Aug 31, 2026
9:33 pm PDT
1.7 20 km (12 mi) ENE of Montclair, CA Aug 30, 2026
11:37 pm PDT
1.7 9 km (6 mi) WNW of Montclair, CA Aug 22, 2026
10:29 am PDT
1.6 12 km (7 mi) SE of Montclair, CA Aug 16, 2026
1:36 pm PDT
2.8 12 km (7 mi) SE of Montclair, CA · felt by 128 Aug 16, 2026
1:35 pm PDT
2.0 24 km (15 mi) SW of Montclair, CA · felt by 10 Aug 13, 2026
9:52 am PDT
2.1 27 km (17 mi) S of Montclair, CA · felt by 4 Aug 12, 2026
9:37 am PDT
1.6 27 km (17 mi) S of Montclair, CA Aug 11, 2026
11:19 pm PDT
2.2 27 km (17 mi) S of Montclair, CA · felt by 11 Aug 11, 2026
11:17 pm PDT
3.0 27 km (17 mi) S of Montclair, CA · felt by 402 Aug 11, 2026
11:17 pm PDT
1.6 27 km (17 mi) S of Montclair, CA Aug 11, 2026
8:38 pm PDT
1.6 29 km (18 mi) ENE of Montclair, CA Aug 10, 2026
6:30 pm PDT
1.7 26 km (16 mi) NE of Montclair, CA Aug 9, 2026
4:44 am PDT
1.5 11 km (7 mi) SE of Montclair, CA Aug 7, 2026
2:31 am PDT
1.6 25 km (15 mi) ENE of Montclair, CA Jul 20, 2026
4:54 am PDT
2.1 29 km (18 mi) NE of Montclair, CA Jul 10, 2026
10:28 pm PDT
1.7 26 km (16 mi) SW of Montclair, CA Jul 7, 2026
9:30 am PDT
1.6 26 km (16 mi) ENE of Montclair, CA Jun 27, 2026
11:55 am PDT
1.9 24 km (15 mi) NE of Montclair, CA Jun 23, 2026
4:17 pm PDT
1.8 27 km (17 mi) WSW of Montclair, CA Jun 17, 2026
11:57 am PDT
1.7 25 km (16 mi) SW of Montclair, CA May 31, 2026
1:08 am PDT
2.0 13 km (8 mi) NW of Montclair, CA May 28, 2026
12:01 am PDT
2.0 27 km (17 mi) NE of Montclair, CA · felt by 1 May 3, 2026
9:15 am PDT
2.4 27 km (17 mi) NE of Montclair, CA · felt by 4 May 2, 2026
2:26 pm PDT
2.5 11 km (7 mi) SE of Montclair, CA · felt by 151 May 2, 2026
3:10 am PDT
1.6 24 km (15 mi) S of Montclair, CA Apr 16, 2026
10:12 am PDT
2.7 27 km (17 mi) ENE of Montclair, CA · felt by 184 Apr 15, 2026
10:49 pm PDT
1.6 14 km (8 mi) ESE of Montclair, CA Mar 31, 2026
7:24 am PDT
1.6 14 km (9 mi) S of Montclair, CA Mar 26, 2026
8:19 pm PDT
2.0 23 km (15 mi) SSW of Montclair, CA Mar 25, 2026
1:40 am PDT
1.9 27 km (17 mi) NNE of Montclair, CA Mar 22, 2026
5:21 am PDT
1.6 10 km (6 mi) NNW of Montclair, CA · felt by 1 Mar 18, 2026
10:32 am PDT
1.5 20 km (13 mi) SW of Montclair, CA Mar 13, 2026
4:30 am PDT
1.9 22 km (14 mi) ENE of Montclair, CA · felt by 2 Mar 11, 2026
6:45 am PDT
1.8 24 km (15 mi) W of Montclair, CA Feb 23, 2026
12:20 am PST
1.7 8 km (5 mi) WSW of Montclair, CA Feb 21, 2026
9:24 pm PST
1.9 27 km (17 mi) NE of Montclair, CA Feb 21, 2026
8:24 pm PST
1.8 23 km (14 mi) ENE of Montclair, CA · felt by 1 Feb 21, 2026
6:43 am PST
2.3 10 km (6 mi) SE of Montclair, CA · felt by 38 Feb 14, 2026
4:27 am PST
1.7 22 km (14 mi) ENE of Montclair, CA Feb 10, 2026
11:08 am PST
2.4 20 km (13 mi) ENE of Montclair, CA · felt by 7 Jan 22, 2026
7:33 pm PST
1.6 26 km (16 mi) ENE of Montclair, CA Jan 19, 2026
5:33 am PST
2.9 26 km (16 mi) ENE of Montclair, CA · felt by 156 Jan 18, 2026
5:41 pm PST
2.5 27 km (17 mi) NE of Montclair, CA · felt by 4 Jan 18, 2026
12:20 pm PST
1.5 21 km (13 mi) S of Montclair, CA Jan 17, 2026
4:15 am PST
1.8 17 km (11 mi) E of Montclair, CA · felt by 1 Jan 16, 2026
8:46 am PST

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 Montclair time. Distances are from the town centre. Quakes USGS named after Montclair are listed even when they are further out.

On the map

Map loads when it scrolls into view

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

Before 2016

The USGS record since 1900 lists 14 earthquakes of M5 or more within 50 km of Montclair; the five largest:

6.2 3 km SE of San Bernardino, California · 40 km E of Montclair 1923
6.0 The 1910 Lake Elsinore, California Earthquake · 50 km SSE of Montclair 1910
5.9 The 1987 Whittier Narrows, California Earthquake · 36 km W of Montclair 1987
5.8 The 1991 Sierra Madre, California Earthquake · 35 km NW of Montclair 1991
5.5 The 1990 Upland, California Earthquake · 7 km N of Montclair 1990

USGS ComCat, M5+ from 1900 to 2016. This is the record, not a forecast.

Nearest mapped faults

Sierra Madre fault, 7 km from its surface trace
Red Hill-Etiwanda Avenue fault, 9 km from its surface trace
San Jacinto fault, 16 km from its surface trace

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

Nearby towns

Ontario 4 km · La Verne 8 km · Rancho Cucamonga 9 km · Chino Hills 11 km · Charter Oak 15 km · Glen Avon 20 km · Pedley 23 km

If you felt one

Was that an earthquake? — checks what was recorded near you in the last hour
Report what you felt to USGS — reports go to USGS, not to us
Earthquakes in California, with the state's activity score

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