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

Hawaii GPS Network - HALR-Halulu Reset P.S.
Start: 01-Feb-2003
End: 08-Jun-2016
Segall, Paul, Miklius, Asta, 2003, Hawaii GPS Network - HALR-Halulu Reset P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T5XK8CK8