Boulder

Boulder, United States: 6 earthquakes of magnitude 4.0+ detected within 100 km.

Population

107,349

Residents in the indexed city record.

Earthquakes

Earthquakes at M4.0+ nearby.

Max magnitude

5.5

Strongest recorded event in the current radius.

Timezone

America/Denver

Coordinates 40.015, -105.271

Nearby activity pulse

Last 30 days

Last 12 months

Last nearby event: 1994-12-25 19:06 UTC

Strongest nearby event

M 5.5

1967-08-09 13:25 UTC

Map

Earthquakes within 100 km of Boulder

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

Average magnitude

4.6

Average depth

7.2 km

Timeline

Latest 0 events shown

UTC	Magnitude	Region	Depth

Monthly profile

No monthly activity to display yet.

Historic snapshot

Strongest years