Hawaii Volcano Watch
2018 Hawaii Eruptions Map

This map changes on a daily basis in accordance to updated volcano information.  From the page itself:

“A COMMUNITY MAPPING PROJECT
THIS IS NOT MEANT TO REPLACE ANY INFORMATION PROVIDED THROUGH OFFICIAL SOURCES.

LAVA COLOR GUIDE:

Bright Pink = Newest confirmed flows and active fissures
Light Pink = Older inactive flows
Orange = Newer flow without visual confirmation of all boundaries
Purple = Area markers without visual confirmation.

A community map to help track the impacts of the activity of Kīlauea volcano in the district of Puna, Hawai’i beginning in May 2018. Data sourced from Hawaiʻi County Civil Defense, USGS HVO, and social media reports from local news and residents.”