The following information obtained from UNAVCO's online DOI system:
(https://www.unavco.org/data/doi/search/search.html)

Kilauea GPS Network - PG2R-PGF2 Reset P.S.
Start: 01-Jan-2009
End: 11-Jun-2020
Brooks, Benjamin, Foster, James, 2011, Kilauea GPS Network - PG2R-PGF2 Reset P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/8H1E-J942