Earthquake · Reviewed by USGS

M4.3 earthquake Port Townsend, WA

A magnitude 4.3 earthquake struck Port Townsend, WA at Oct 9, 2023, 02:21 UTC, at a depth of 55 km. The epicentre was 29 km (18 mi) SSW of Oak Harbor. 14,569 people reported feeling it to USGS.

Details

Magnitude	4.3 ml
Time	Oct 9, 2023, 02:21 UTC
Depth	54.9 km
Coordinates	48.040, -122.731
Felt reports	14569
Tsunami flag	Tsunami information issued. Follow official guidance.
Source	USGS event page

Fig. 1The epicentre and other earthquakes within 100 km, since the day before

01 — Nearby

Nearest cities

02 — Around it

Other earthquakes within 100 km

Other earthquakes within 100 km since the day before this event
Magnitude	Location	Distance	Depth	Time
1.7	4 km ESE of Carnation, Washington	79 km / 49 mi	depth 16 km	Oct 25, 09:00 UTC
1.8	2 km S of Colwood, Canada	70 km / 43 mi	depth 12 km	Oct 24, 00:07 UTC
1.8	1 km SE of Lynnwood, Washington	41 km / 26 mi	depth 33 km	Oct 23, 18:44 UTC
1.5	23 km W of Quilcene, Washington	43 km / 26 mi	depth 40 km	Oct 23, 10:24 UTC
1.3	4 km S of Port Ludlow, Washington	17 km / 11 mi	depth 0 km	Oct 21, 19:08 UTC
1.2	1 km NNW of Esperance, Washington	39 km / 24 mi	depth 29 km	Oct 21, 09:37 UTC
1.4	2 km W of Mukilteo, Washington	31 km / 19 mi	depth 56 km	Oct 21, 08:53 UTC
1.3	2 km ENE of Southworth, Washington	61 km / 38 mi	depth 28 km	Oct 20, 13:15 UTC
1.3	7 km NE of Fall City, Washington	82 km / 51 mi	depth 17 km	Oct 19, 22:53 UTC
1.4	8 km SW of Camano, Washington	13 km / 8 mi	depth 30 km	Oct 19, 03:35 UTC
1.3	2 km ENE of Granite Falls, Washington	60 km / 37 mi	depth 0 km	Oct 16, 21:30 UTC
1.2	9 km NW of Friday Harbor, Washington	68 km / 43 mi	depth 13 km	Oct 16, 01:24 UTC
1.2	14 km E of Lake Marcel-Stillwater, Washington	85 km / 53 mi	depth 16 km	Oct 15, 20:55 UTC
1.3	6 km WSW of Wilderness Rim, Washington	96 km / 59 mi	depth 19 km	Oct 15, 14:43 UTC
1.1	7 km WSW of Wilderness Rim, Washington	95 km / 59 mi	depth 18 km	Oct 15, 02:06 UTC
2.6	5 km SW of Wilderness Rim, Washington	97 km / 60 mi	depth 19 km	Oct 15, 01:09 UTC
1.4	6 km SW of Wilderness Rim, Washington	97 km / 60 mi	depth 20 km	Oct 14, 22:48 UTC
1.8	6 km WSW of Wilderness Rim, Washington	96 km / 60 mi	depth 18 km	Oct 14, 22:48 UTC
1.9	1 km SE of Belfair, Washington	67 km / 42 mi	depth 30 km	Oct 14, 21:06 UTC
1.1	11 km N of Concrete, Washington	100 km / 62 mi	depth 3 km	Oct 14, 19:31 UTC
1.3	13 km SE of Verlot, Washington	82 km / 51 mi	depth 11 km	Oct 14, 09:39 UTC
2.6	5 km WSW of Wilderness Rim, Washington	96 km / 60 mi	depth 19 km	Oct 14, 09:00 UTC
1.1	7 km NNW of Bangor Trident Base, Washington	29 km / 18 mi	depth 22 km	Oct 14, 03:59 UTC
1.5	7 km N of Geneva, Washington	90 km / 56 mi	depth 15 km	Oct 13, 22:28 UTC
1.1	4 km NNE of Tanner, Washington	95 km / 59 mi	depth 15 km	Oct 11, 21:02 UTC

USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.