Vog fact sheets

Please find links below to fact sheets, a brochure, and a poster about vog. The first FAQ booklet is an interagency product related to the health effects of vog. The second factsheet is a USGS product which puts vog into the context of the evolving eruption at Kīlauea Volcano.

1. Interagency products on vog


Please note: all products were updated in June 2018 with new information on respiratory protection.

Interagency FAQ booklet about the health effects of vog: 'Frequently Asked Questions on Vog from Kīlauea Volcano'.

Landscape layout for home printing

Booklet layout for home printing

A complementary FAQ document was written to address queries related to air quality and health during the 2022 Mauna Loa eruption. It can be accessed here.


The 'What can I do to protect myself from vog' information found in the FAQ booklet, is also available as a rack brochure and poster:

Brochure for home printing






Poster for home printing






For print-ready versions of the booklet, brochure and poster (for professional printing only), please contact:
John Peard (Hawaii Department of Health): [email protected] or Tamar Elias (USGS Hawaiian Volcano Observatory): [email protected]


2.Volcanic air pollution hazards in Hawaii

Fact sheet describing the wider impacts of vog: