QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us100032m5
USGS us100032m5

15 Aug 2015, 21:16

Andreanof Islands, Aleutian Islands, Alaska

A magnitude 5.7 mww earthquake at 32 km depth.

Depth32 kmPublished hypocentral depth
Tsunami flagFlaggedUSGS catalog flag, not a current warning
Updated27 July 2023Latest timestamp stored in this record

Published location

Where is Andreanof Islands, Aleutian Islands, Alaska?

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

51.674400, -175.157700

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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.

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Nearby events with a similar magnitude

M 5.7

115 km ESE of Adak, Alaska

M 5.7

80 km SSW of Atka, Alaska

M 5.7

111 km SE of Atka, Alaska

M 5.7

98 km SSW of Adak, Alaska

M 5.8

88 km ESE of Adak, Alaska

M 5.8

68 km SSE of Atka, Alaska

Catalog fields and provenance
Event ID
us100032m5
Coordinates
51.6744, -175.1577
Network
us
Significance
500