QuakeIndex

Every recorded earthquake within 30 km

Earthquakes near South Windham, ME

No earthquake was likely felt in South Windham in the 24 hours to 6:15 am EST (11:15 UTC). The last one was M 1.9, 18 km (11 mi) WSW, at 9:18 pm EDT on 21 September 2025, estimated intensity II (weak) in town; 108 felt reports to USGS.

M 1.8

Latest: 5:11 pm EST on 14 December 2025 · 16 km (10 mi) NNE of South Windham, ME

The most recent earthquake near South Windham was M 1.8, 16 km (10 mi) NNE of South Windham, ME, at 5:11 pm EST on 14 December 2025, 9 km deep. 1 person reported feeling it to USGS. The estimated shaking in South Windham was intensity II (weak), felt by some people at rest indoors.

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

Last 24 hours
0
Last 7 days
0
Last 30 days
0 · since 2016, about one every 13 months
Last 12 months
1 · largest M 1.8 on 14 December 2025
Since 2016
10 earthquakes of M1.5 or more within 30 km
Largest since 2016
M 2.2 on 24 August 2017, 29 km (18 mi) SE of South Windham, ME
Reported felt
5 of them have felt reports to USGS

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

Oct 14 Oct 29 Nov 12
Each mark is a day's largest quake within range; its size is the magnitude. Too few days here have any earthquake at all to draw a normal range.

The latest 10

  1. 1.8 16 km (10 mi) NNE of South Windham, ME · felt by 1
  2. 1.9 18 km (11 mi) WSW of South Windham, ME · felt by 108
  3. 1.9 27 km (17 mi) SW of South Windham, ME
  4. 2.1 26 km (16 mi) SE of South Windham, ME · felt by 135
  5. 1.6 28 km (17 mi) N of South Windham, ME · felt by 2
  6. 1.6 22 km (14 mi) N of South Windham, ME
  7. 1.6 26 km (16 mi) SE of South Windham, ME
  8. 2.2 29 km (18 mi) SE of South Windham, ME · felt by 44
  9. 1.5 22 km (13 mi) NNE of South Windham, ME
  10. 1.6 27 km (17 mi) SSE of South Windham, ME

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

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

On the map

The white circle is South Windham; dots are the 10 most recent earthquakes within 30 km. Map © OpenStreetMap contributors.

Estimated shaking in South Windham

The strongest shaking in South Windham from a quake since 2016 is estimated at intensity II (weak), from the M 2.2 on 24 August 2017, 29 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 South Windham (est.)
M 2.2 29 kmII · Weak · felt by 44
M 2.1 26 kmII · Weak · felt by 135
M 1.9 18 kmII · Weak · felt by 108
M 1.8 16 kmII · Weak · felt by 1
M 1.9 27 kmII · Weak

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. 3 of these 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 no earthquake of M5 or more within 50 km of South Windham.

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

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.