Earthquakes by city United States 100 km
Seismic city profile

Earthquake in Helena today

Helena, United States: 37 earthquakes of magnitude 4.0+ detected within 100 km.

Population
30,581
Residents in the indexed city record.
Earthquakes
37
Earthquakes at M4.0+ nearby.
Max magnitude
6.6
Strongest recorded event in the current radius.
Timezone
America/Denver
Coordinates 46.593, -112.036
Nearby activity pulse
Last 30 days
0
Last 12 months
0
Last nearby event: 2019-08-16 00:02 UTC
Strongest nearby event
M 6.6
US
1925-06-28 01:21 UTC

Updated today

Earthquake in Helena today

No earthquake of magnitude M4.0+ has been detected today within 100 km of Helena.

No M4.0+ event has been observed in the last 30 days around Helena.

The strongest earthquake recorded near Helena reached magnitude 6.6 on 1925-06-28 01:21 UTC, near Bozeman.

Status today
No earthquake detected today
Strongest today
-

Was there an earthquake in Helena today?

No earthquake of magnitude M4.0+ has been detected today within 100 km of Helena.

When was the last earthquake near Helena?

The last nearby earthquake was recorded on 2019-08-16 00:02 UTC.

What is the strongest earthquake recorded near Helena?

The strongest earthquake recorded near Helena reached magnitude 6.6 on 1925-06-28 01:21 UTC, near Bozeman.

Map

Earthquakes within 100 km of Helena

The map centers on Helena and highlights the most recent earthquakes detected within 100 km.

Average magnitude
4.8
Average depth
6.0 km

Timeline

Recent seismic activity

Latest 0 events shown
UTC Magnitude Region Depth

Monthly profile

Recent monthly trend

No monthly activity to display yet.

Historic snapshot

Earthquakes history

Year Max magnitude Earthquakes
2019 M 4.2 3
2017 M 5.8 5
2016 M 4.3 2
2009 M 4.0 1
2000 M 4.1 2
1998 M 4.3 1
1989 M 4.0 1
1984 M 4.0 1
1977 M 4.6 2
1975 M 4.0 1
1974 M 4.4 1
1972 M 4.2 1
1966 M 4.8 1
1963 M 4.5 1
1958 M 4.4 1
1935 M 6.1 4
1929 M 4.7 1
1928 M 4.9 1
1926 M 5.4 1
1925 M 6.6 5
1910 M 5.4 1