Biggest Earthquakes in Groton, Connecticut, United States
Madison Center, Connecticut, United States
3.8 magnitude earthquake
1981-10-21 16:49:06
at 16:49
October 21, 1981 UTC
Location:
Epicenter at 41.1500, -72.5800
47.6 km from Madison Center (29.5 miles)
Depth: 5.0 km
Wauregan, Connecticut, United States
3.3 magnitude earthquake
2015-01-12 11:36:38
at 11:36
January 12, 2015 UTC
Location:
Epicenter at 41.7480, -71.9020
46.6 km from Wauregan (28.9 miles)
Depth: 5.0 km
Moodus, Connecticut, United States
3.0 magnitude earthquake
1982-06-17 14:14:35
at 14:14
June 17, 1982 UTC
Location:
Epicenter at 41.5080, -72.3770
30.5 km from Moodus (19.0 miles)
Depth: 2.0 km
Old Mystic, Connecticut, United States
2.1 magnitude earthquake
2024-03-28 12:03:55
at 12:03
March 28, 2024 UTC
Location:
Epicenter at 41.4040, -71.9710
10.8 km from Old Mystic (6.7 miles)
Depth: 0.0 km
Groton, Connecticut, United States
1.8 magnitude earthquake
2026-01-22 17:10:24
at 17:10
January 22, 2026 UTC
Location:
Epicenter at 41.3490, -72.0770
0.2 km from Groton (0.1 miles)
Depth: 5.0 km
Oxoboxo River, Connecticut, United States
2.2 magnitude earthquake
2013-11-29 14:42:12
at 14:42
November 29, 2013 UTC
Location:
Epicenter at 41.4800, -72.0900
14.5 km from Oxoboxo River (9.0 miles)
Depth: 2.0 km
2.1 magnitude earthquake
2013-11-29 14:05:01
at 14:05
November 29, 2013 UTC
Location:
Epicenter at 41.4700, -72.0400
Depth: 0.0 km
1.8 magnitude earthquake
2024-03-28 12:20:23
at 12:20
March 28, 2024 UTC
Location:
Epicenter at 41.4290, -71.9830
Depth: 5.0 km
Old Mystic, Connecticut, United States
1.6 magnitude earthquake
2024-03-28 12:12:04
at 12:12
March 28, 2024 UTC
Location:
Epicenter at 41.4230, -71.9670
12.3 km from Old Mystic (7.7 miles)
Depth: 2.0 km
Norwich, Connecticut, United States
2.0 magnitude earthquake
2002-08-22 18:58:37
at 18:58
August 22, 2002 UTC
Location:
Epicenter at 41.5300, -72.1000
20.1 km from Norwich (12.5 miles)
Depth: 12.0 km
Deep River Center, Connecticut, United States
2.7 magnitude earthquake
2014-08-14 07:09:14
at 07:09
August 14, 2014 UTC
Location:
Epicenter at 41.3340, -72.4730
33.1 km from Deep River Center (20.6 miles)
Depth: 3.0 km
Essex Village, Connecticut, United States
1.8 magnitude earthquake
2025-05-19 17:29:14
at 17:29
May 19, 2025 UTC
Location:
Epicenter at 41.3760, -72.4050
27.5 km from Essex Village (17.1 miles)
Depth: 5.0 km
Amagansett, New York, United States
2.8 magnitude earthquake
1992-03-10 23:50:46
at 23:50
March 10, 1992 UTC
Location:
Epicenter at 40.9910, -72.0860
39.9 km from Amagansett (24.8 miles)
Depth: 10.0 km
Moodus, Connecticut, United States
2.4 magnitude earthquake
1982-06-17 15:29:24
at 15:29
June 17, 1982 UTC
Location:
Epicenter at 41.5080, -72.4370
34.7 km from Moodus (21.6 miles)
Depth: 1.0 km
East Haddam, Connecticut, United States
2.3 magnitude earthquake
2008-03-11 03:10:30
at 03:10
March 11, 2008 UTC
Location:
Epicenter at 41.4380, -72.4830
35.2 km from East Haddam (21.9 miles)
Depth: 2.0 km
Moodus, Connecticut, United States
2.2 magnitude earthquake
1982-06-17 14:14:20
at 14:14
June 17, 1982 UTC
Location:
Epicenter at 41.5180, -72.4410
35.6 km from Moodus (22.1 miles)
Depth: 1.0 km
Moodus, Connecticut, United States
1.9 magnitude earthquake
2026-01-07 22:36:35
at 22:36
January 07, 2026 UTC
Location:
Epicenter at 41.4780, -72.4620
35.1 km from Moodus (21.8 miles)
Depth: 5.0 km
Moodus, Connecticut, United States
2.2 magnitude earthquake
1982-06-17 08:02:38
at 08:02
June 17, 1982 UTC
Location:
Epicenter at 41.5210, -72.4400
35.7 km from Moodus (22.2 miles)
Depth: 0.0 km
Moodus, Connecticut, United States
1.8 magnitude earthquake
2025-01-18 22:13:39
at 22:13
January 18, 2025 UTC
Location:
Epicenter at 41.4860, -72.4580
35.1 km from Moodus (21.8 miles)
Depth: 10.0 km
East Haddam, Connecticut, United States
2.2 magnitude earthquake
1976-04-24 10:22:22
at 10:22
April 24, 1976 UTC
Location:
Epicenter at 41.4600, -72.4900
36.5 km from East Haddam (22.7 miles)
Depth: 0.0 km