Calamity
LowEarthquakesCS: 15 · v1

Earthquakes 16 km ENE of Jacó, Costa Rica

Costa RicaUSGS

Right now

The most recent data we hold from USGS arrived 22 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.

Nothing else has been detected within 20 km in the last 24 hours.

Reported by USGS 126 days ago.

It is the 3rd strongest of the 8 detections recorded within 20 km of this point since 13 May 2026.

What the source measured

USGS reported: 16 km ENE of Jacó, Costa Rica

USGS recorded magnitude 4.9 at a depth of 10 km.

Nearby, since 13 May 2026

How we know

2 recorded sources include USGS; independence is not established by this count.

Our own score for this event is 15 out of 100.

This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.

Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.

Event Data

TypeEarthquakes
SeverityLow
Calamity Score (ours)15 / 100
Legacy data-support index0.72/1
Coordinates9.6946, -84.4999
Timestamp2026-05-13T16:22:30.822Z
Sourcehttps://earthquake.usgs.gov/earthquakes/eventpage/us6000sxh5

Physical priority index · v1. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.

Source and revision timeline

Source: usgs. Occurrence: 2026-05-13T16:22:30.822Z.

First archived: 2026-05-14T04:19:12.916Z. Material modification: not recorded.

Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.

Score Breakdown

18
intensity
0
Urban PEI term
0
Scenario weight
80
Recorded reference / batch anomaly

Technical Details

Mag4.9
Depth10
Tsunamifalse
Felt23
Sig382
Emsc Mag4.9
Emsc Depth10
Emsc MagTypemb
Emsc RegionCOSTA RICA
Emsc AuthNEIC
Emsc SourceId1994442
Usgs Dyfi Mag4.9
Usgs Dyfi Depth10
Usgs Dyfi Felt23
Usgs Dyfi Cdi5.3
Usgs Dyfi CdiDescriptionModerate
Usgs Dyfi Sig382
Usgs Dyfi Tsunamifalse
Usgs Dyfi Place16 km ENE of Jacó, Costa Rica
Usgs Dyfi Types,dyfi,origin,phase-data,

Safety Information

If you feel shaking: Drop, Cover, and Hold On. Move away from windows, heavy objects, and exterior walls. After shaking stops, check for injuries and structural damage. Be prepared for aftershocks, which can occur minutes to months after the mainshock. Follow instructions from local emergency management authorities.

Series begins 8 March 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.

This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.

Follow this area

Review the area, threshold and delivery channel in your account.

Want to know when something happens in this area?

Share:XLinkedIn