U.S. Geological Survey (USGS) · Understand these data
Earthquake · 3.6 mw
San Ramon · 1.84 km NE
- Origin time (UTC)
- Reference-place local time · America/Los_Angeles
- Magnitude
- 3.6 mw
- Depth
- 7.4 km
- Epicentre coordinates
- 37.79°, -121.96°
- Source review
- Reviewed
Source: U.S. Geological Survey (USGS)
Original magnitude measurements
Magnitude scales describe different measurements. Values from different scales are not directly interchangeable.
| Source | Magnitude | Source revision · UTC |
|---|---|---|
| usgs · nc72540765 | 3.6 Mwr | |
| usgs · nc72540765 | 3.6 mwr | |
| usgs · nc72540765 | 3.6 mw | |
| usgs · nc72540765 | 3.6 Mw | |
| usgs · nc72540765 | 3.6 mw |
- U.S. Geological Survey (USGS) · Source event ID:
nc72540765· Source revision: UTC
Source products
Products are available only when supplied by the source. A tsunami-related flag is not a current official warning.
- focal-mechanism · usgs · UTC
- moment-tensor · usgs · UTC
- moment-tensor · usgs · UTC
- shakemap · usgs · UTC
Reference places
- San Ramon · 1.84 km NE · America/Los_Angeles
Distances describe geographic context. Nearby events are not automatically aftershocks or evidence of future risk.
Catalogue coverage
The historical catalogue includes USGS M6+ from 1900, M4.5+ from 1970 and delivered events since the project began. It is not a complete record of all small earthquakes.
— UTC