Every recorded earthquake within 30 km
Earthquakes near Ashton-Sandy Spring, MD
No earthquake was likely felt in Ashton-Sandy Spring in the 24 hours to 4:17 am EST (09:17 UTC). The last one was M 2.5, 15 km (9 mi) ENE, at 5:17 pm EDT on 27 October 2025, estimated intensity III (weak) in town; 1,228 felt reports to USGS.
M 2.5
Latest: 5:17 pm EDT on 27 October 2025 · 15 km (9 mi) ENE of Ashton-Sandy Spring, MD
The most recent earthquake near Ashton-Sandy Spring was M 2.5, 15 km (9 mi) ENE of Ashton-Sandy Spring, MD, at 5:17 pm EDT on 27 October 2025, 8 km deep. 1,228 people reported feeling it to USGS. The estimated shaking in Ashton-Sandy Spring was intensity III (weak), felt by some people at rest indoors.
No earthquake of M1.5 or more was recorded within 30 km (19 mi) of Ashton-Sandy Spring in the last 24 hours.
- Last 24 hours
- 0
- Last 7 days
- 0
- Last 30 days
- 0 · since 2016, about one every 22 months
- Last 12 months
- 0
- Since 2016
- 6 earthquakes of M1.5 or more within 30 km
- Largest since 2016
- M 2.5 on 27 October 2025, 15 km (9 mi) ENE of Ashton-Sandy Spring, MD
- 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
- 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, and they are what produces the intensity maps
- Expect aftershocks, and be ready to Drop, Cover, and Hold On if you feel one; if you are in a damaged building, go outside and move away from it (Ready.gov, FEMA; what to do during and after an earthquake)
- Earthquakes in Maryland — with the state's activity score
QuakeIndex does not issue warnings or forecasts. For earthquake early warning see ShakeAlert and the MyShake app.
Earthquake alerts for Ashton-Sandy Spring, MD
Get a notification in this browser when USGS records an earthquake near Ashton-Sandy Spring, MD. No account or email needed.
Alerts are on for .
Not a warning. An alert comes after USGS publishes a quake, usually minutes after the shaking. For early warning use ShakeAlert, through your phone's Wireless Emergency Alerts or the MyShake app.
The last 30 days
The latest 6
- 2.5 15 km (9 mi) ENE of Ashton-Sandy Spring, MD · felt by 1,228
- 1.8 4 km (3 mi) SE of Ashton-Sandy Spring, MD · felt by 83
- 2.3 16 km (10 mi) WSW of Ashton-Sandy Spring, MD · felt by 2,311
- 2.0 24 km (15 mi) NNE of Ashton-Sandy Spring, MD · felt by 681
- 2.1 6 km (4 mi) NE of Ashton-Sandy Spring, MD · felt by 774
- 1.5 15 km (9 mi) NNW of Ashton-Sandy Spring, MD
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 Ashton-Sandy Spring time. Distances are from the town centre. Quakes USGS named after Ashton-Sandy Spring are listed even when they are further out.
Show these earthquakes on your own site: a free card with the latest quakes near Ashton-Sandy Spring, for a local news site, school or neighborhood page.
On the map
The white circle is Ashton-Sandy Spring; dots are the 6 most recent earthquakes within 30 km. Map © OpenStreetMap contributors.
Estimated shaking in Ashton-Sandy Spring
The strongest shaking in Ashton-Sandy Spring from a quake since 2016 is estimated at intensity III (weak), from the M 2.5 on 27 October 2025, 15 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.
| Magnitude | When | Distance | Shaking in Ashton-Sandy Spring (est.) |
|---|---|---|---|
| M 2.5 | 15 km | III · Weak · felt by 1,228 | |
| M 2.3 | 16 km | II · Weak · felt by 2,311 | |
| M 2.1 | 6 km | II · Weak · felt by 774 | |
| M 1.8 | 4 km | II · Weak · felt by 83 | |
| M 2.0 | 24 km | II · Weak · felt by 681 |
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 no earthquake of M5 or more within 50 km of Ashton-Sandy Spring.
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.
- Ready.gov: earthquakes (FEMA) — what to do before, during and after, including Drop, Cover, and Hold On
- Build a kit (FEMA) — water, food and supplies for several days; our summary
- USGS: preparedness — the hazard behind the advice, from the agency that records every quake on this page
- The Great ShakeOut — the yearly earthquake drill, with material for homes, schools and workplaces
QuakeIndex does not issue warnings or forecasts. For earthquake early warning see ShakeAlert and the MyShake app.