Check volcanoes cataloged in Costa Rica, the map and available official statuses.
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Volcanic activity in Costa Rica today
Map of volcanoes in Costa Rica
Volcanic alerts in Costa Rica today
No national alert status is shown because this country’s competent authority is not yet operationally connected to GDE.
EarthSentra does not issue its own volcano alerts. A volcano’s presence in the Smithsonian GVP catalog does not mean it is active, erupting, or under alert.
Historical volcanic eruptions in Costa Rica
A selection of documented notable historical eruptions for volcanoes linked to Costa Rica.
35 displayed records · Smithsonian GVP · Snapshot retrieved: 2026-10-21 06:17:33 UTC
| Start | End | Volcano / country | VEI | GVP certainty |
|---|---|---|---|---|
| 2015-03-08 | 2019-10-28 | Turrialba Cráter Central, Cráter Oeste 🇨🇷 Costa Rica | 3 | Confirmed |
| 1968-07-29 | 2010-12-16 [?] ±15 days | Arenal W flank & summit 🇨🇷 Costa Rica | 3 | Confirmed |
| 1966-11-06 [?] | 1967-12-16 ±15 days | Rincon de la Vieja 🇨🇷 Costa Rica | 3 | Confirmed |
| 1963-03-13 | 1965-02-13 | Irazu 🇨🇷 Costa Rica | 3 | Confirmed |
| 1917-09-27 | 1921-07-02 ±182 days | Irazu 🇨🇷 Costa Rica | 3 | Confirmed |
| 1912-06-14 | — | Rincon de la Vieja 🇨🇷 Costa Rica | 3 | Confirmed |
| 1866-01-16 ±15 days | 1866-05-08 | Turrialba Central and SW summit craters 🇨🇷 Costa Rica | 3 | Confirmed |
| 1723-02-16 | 1724-02 [?] | Irazu Diego de la Haya Crater 🇨🇷 Costa Rica | 3 | Confirmed |
| 1560 ±75 years | — | Irazu 🇨🇷 Costa Rica | 3 | Confirmed |
| 1400 [?] | — | Arenal 🇨🇷 Costa Rica | 4 | Confirmed |
| 1110 ±100 years | — | Irazu 🇨🇷 Costa Rica | 3 | Confirmed |
| 1030 [?] | — | Arenal 🇨🇷 Costa Rica | 4 | Confirmed |
| 1020 [?] | — | Arenal 🇨🇷 Costa Rica | 4 | Confirmed |
| 750 ±50 years | — | Arenal 🇨🇷 Costa Rica | 4 | Confirmed |
| 700 [?] | — | Arenal 🇨🇷 Costa Rica | 4 | Confirmed |
| 690 ±40 years | — | Irazu 🇨🇷 Costa Rica | 3 | Confirmed |
| 650 ±100 years | — | Arenal 🇨🇷 Costa Rica | 4 | Confirmed |
| 550 [?] | — | Arenal 🇨🇷 Costa Rica | 4 | Confirmed |
| 430 ±500 years | — | Irazu 🇨🇷 Costa Rica | 3 | Confirmed |
| 400 [?] | — | Arenal 🇨🇷 Costa Rica | 4 | Confirmed |
| 40 ±50 years | — | Turrialba Central summit crater 🇨🇷 Costa Rica | 4 | Confirmed |
| 170 BCE ±200 years | — | Arenal 🇨🇷 Costa Rica | 4 | Confirmed |
| 270 BCE [?] | — | Arenal 🇨🇷 Costa Rica | 4 | Confirmed |
| 380 BCE ±200 years | — | Arenal 🇨🇷 Costa Rica | 4 | Confirmed |
| 640 BCE ±500 years | — | Irazu 🇨🇷 Costa Rica | 3 | Confirmed |
This hub highlights confirmed eruptions with VEI 3 or higher when available. Smaller or uncertain eruptions are not automatically presented as major events. The historical source is Smithsonian GVP.
Which volcanoes are active in Costa Rica today?
Check volcanoes in Costa Rica today, current alert levels and recent volcanic activity. EarthSentra brings together the available map and official monitoring information to help track meaningful changes.
How to understand volcanic alert levels
An alert level summarizes a volcano's monitoring status, but it does not necessarily mean an eruption is imminent. Authorities may revise assessments when seismicity, gas emissions or other indicators change.
Volcanic activity worldwide
See active volcanoes today worldwide or browse the natural disasters by country directory.