Earthquake · reviewed by a seismologist
M 3.5ml
Earthquake near Electric City, WA
No earthquake was likely felt in Electric City in the 24 hours to 4:27 pm PST (00:27 UTC). The last one was M 3.5, 21 km (13 mi) SW, at 8:48 am PST on 18 November 2019, estimated intensity III (weak) in town; 15 felt reports to USGS. Every earthquake near Electric City
This page: a magnitude 3.5 earthquake was recorded 21 km (13 mi) southwest of Electric City, WA, at 8:48 am PST on 18 November 2019 (16:48 UTC), 5.9 km deep. 15 people have reported feeling it to USGS.
USGS: 19 km NW of Hartline, Washington
- When
- 8:48 am PST on 18 November 2019 ()
- Where
- 21 km (13 mi) southwest of Electric City, WA · earthquakes near Electric City
- Magnitude
- M 3.5 (ml)
- Depth
- 5.9 km below the surface
- Felt
- 15 reports · strongest reported intensity III
- Measured shaking
- intensity IV (ShakeMap)
- Nearest
- Douglas County, 33 km WSW
- Status
- Reviewed by a seismologist
USGS · last changed by USGS · we first saw it 2470 days ago
Earthquake alerts for Electric City, WA
Get a notification in this browser when USGS records an earthquake near Electric City, WA. 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.
This was a small earthquake. Shaking like this is often felt indoors nearby and very rarely causes damage.
At this magnitude and depth, people at rest would likely notice it out to about 62 km (39 mi) from the epicentre. In Electric City, 21 km away, the estimate is intensity III (weak). Estimated from magnitude, depth and distance with the intensity equation USGS Did You Feel It? uses; felt reports, where there are any, are the measurement.
Earthquakes near other towns within 30 km: Grand Coulee, Coulee Dam.
How big was it?
This earthquake released about 2.5 tons of TNT. Magnitude is logarithmic: each whole step up releases about 32 times more energy, so a magnitude 4.5 would have released about 32 times as much.
- Northridge, California 1994 M 6.7 68,000× the energy of this one
- Mineral, Virginia 2011 M 5.8 3,000× the energy of this one
- Magna, Utah 2020 M 5.7 2,100× the energy of this one
- This earthquake M 3.5 about 2.5 tons of TNT
- Around the size people start to feel M 3.0 this one released 5.2× more
Energy from the Gutenberg–Richter relation (log10E = 1.5M + 4.8), rounded to two figures; bar length is magnitude, which is already a logarithm of energy. Magnitudes of past earthquakes from the USGS catalogue.
For this area
No earthquake of M4 or more has been recorded within 50 km since our catalogue begins in 2016.
Before 2016, the USGS record since 1900 lists no earthquake of M5 or more within 50 km.
Since 2016: the QuakeIndex catalogue (US, M1.5+), built from the USGS FDSN event service. Before 2016: USGS ComCat, M5+ from 1900. Distances are between epicentres. This is the record, not a forecast.
Where
Epicentre 47.8245, -119.2733. Map © OpenStreetMap contributors.
Nearby places
| Place | Distance | Direction from the epicentre | |
|---|---|---|---|
| Douglas County, WA | 33 km (20 mi) | WSW | earthquakes near Douglas County |
| Lincoln County, WA | 69 km (43 mi) | ESE | earthquakes near Lincoln County |
| Grant County, WA | 69 km (43 mi) | SSW | earthquakes near Grant County |
| Okanogan County, WA | 88 km (54 mi) | NNW | earthquakes near Okanogan County |
| Ferry County, WA | 91 km (56 mi) | NE | earthquakes near Ferry County |
| Chelan County, WA | 101 km (62 mi) | W | earthquakes near Chelan County |
Places and coordinates from the US Census Bureau Gazetteer (2024). Distances are from the epicentre.
Aftershocks so far
7 earthquakes have been recorded within 50 km since this one.
- 1.8 12 km WNW of Mansfield, Washington
- 1.7 2 km NW of Wilbur, Washington
- 1.8 20 km W of Nespelem Community, Washington
- 1.6 2 km SSE of Brewster, Washington
- 1.6 20 km SSE of Mansfield, Washington
- 1.5 Washington
- 1.7 14 km S of Disautel, Washington
Counted from the QuakeIndex database, which ingests the USGS feed every 30 seconds · as of . QuakeIndex does not forecast aftershocks. When USGS issues an operational aftershock forecast it appears on the USGS event page.
On USGS
- The official USGS event page — the source of record for every value above
- Did you feel it? Report it to USGS — reports go to USGS, not to us
- ShakeMap for this event, when USGS has produced one
QuakeIndex does not issue warnings. For earthquake early warning see ShakeAlert.