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Pacific WatchPacific Watch
OverviewStorm ReliefWeatherWindSurf & TidesMaritimeAir QualityWater QualityRainfallDroughtMesonet StationsClimate HistoryTsunamiHurricane TrackerSeismicVolcanoesWildfiresBox JellyfishPower OutagesTraffic & Road ClosuresTheBus DisruptionsCamerasInternet, TV & CellularDamsStreamsReservoirsHealthNews & RadioSocialTsunami ZonesFlood Hazard MapWarning SirensChecklistBug Out BagEnergy PlannerKids PrepPet PrepHandbooksGarden PlannerEmergency Supplies
What's NewAboutSettings
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Volcanoes

Hawaiian volcano monitoring, vog forecast, and live cameras

Color Code

GREENNormal
YELLOWElevated
ORANGEHeightened
REDEruption

Monitored Volcanoes

Data from USGS Hawaiian Volcano Observatory

Live Volcano Cameras

Live
West Halemaʻumaʻu
USGS HVO
Live
East Halemaʻumaʻu
USGS HVO
Live
South Halemaʻumaʻu
USGS HVO

SO₂ Monitoring Stations

Real-time readings from Hawaii Dept. of Health via AirNow

SO₂ Levels

Good (0–0.10 ppm)
Moderate (0.10–0.20 ppm)
Unhealthy* (0.20–1.00 ppm)
Unhealthy (1.00–3.00 ppm)
Very Unhealthy (3.00–5.00 ppm)
Hazardous (>5.00 ppm)
Loading SO₂ station data...

Vog Forecast Map

SO₂ concentration forecast from UH VMAP

Interactive forecast from UH Mānoa VMAP · Use sidebar controls to switch between SO₂/SO₄, concentration/probability

About Vog

More information can be found at the IVHHN Vog Dashboard