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

Northern Basin and Range GPS Network - FOOT-Foote P.S.
Start: 25-Mar-1997
End: 14-Nov-2022
UNAVCO Community, Davis, James, 1998, Northern Basin and Range GPS Network - FOOT-Foote P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T5BC3WXQ

Northern Basin and Range GPS Network - FOOT-Foote P.S.
Start: 23-Jan-2007
End: 14-Nov-2022
UNAVCO Community, 1998, Northern Basin and Range GPS Network - FOOT-Foote P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T56M356S

Northern Basin and Range GPS Network - FOOT-Foote P.S.
Start: 25-Mar-1997
End: 23-Jan-2007
Davis, James, 1998, Northern Basin and Range GPS Network - FOOT-Foote P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T5G44NNF