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

Idaho National Laboratory GPS Network - NPRG-New Production Reactor Idaho P.S.
Start: 16-Nov-2009
End: 01-Jan-2017
Payne, Suzette, 2010, Idaho National Laboratory GPS Network - NPRG-New Production Reactor Idaho P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T5VQ3128