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Hawai'i Short Term SO2 Advisory
The information on this page provides current sulfur dioxide (SO2) levels due to the volcanic activity on the Island of Hawai'i. Click on the site links for current day historical data. For additional information about other air pollutants, please visit AIRNow's Hawai'i State Page.
NOTE: All numeric values expressed in PPM concentration of SO2.
NOTE: All numeric values expressed in PPM concentration of SO2.
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state aqi today
1
Advisory Levels:
0
Good
51
Moderate
101
Unhealthy For Sensitive Groups
151
Unhealthy
201
Very Unhealthy
301 - 501
Hazardous
No Data
More Information:
- Short-term Sulfur Dioxide (SO2) Advisory Level Information (pdf)
- AIRNow's Hawai'i State Page
- National Park Service - Hawai`i Volcanoes National Park
- Hawaii Ambient Air Quality Data
- Clean Air Branch - Home Page
- County of Hawaii Civil Defense
- Vog Measurement and Prediction Project (VMAP)
- USGS Volcano Hazards Program
- Frequently Asked Questions on Vog from Kilauea Volcano
- Data Disclaimer