QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/nc21086915
USGS nc21086915

16 Mar 2000, 15:19

85 km WSW of Ferndale, California

A magnitude 5.7 mw earthquake at 4.8 km depth.

Depth4.8 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated29 April 2022Latest timestamp stored in this record

Published location

Where is 85 km WSW of Ferndale, California?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

40.388667, -125.238500

Open the interactive map ↗

Map data © OpenStreetMap contributors

What the numbers mean

Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.

Need a current safety answer?

Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.

Open the USGS event →

Continue exploring

Nearby events with a similar magnitude

M 5.7

195 km WSW of Port Orford, Oregon

M 5.7

218 km W of Ferndale, California

M 5.7

174 km WSW of Port Orford, Oregon

M 5.72

40 km SW of Ferndale, California

M 5.65

29km W of Petrolia, CA

M 5.64

124 km WSW of Ferndale, California

Catalog fields and provenance
Event ID
nc21086915
Coordinates
40.3886667, -125.2385
Network
nc
Significance
500