NAPA R NR ST HELENA CA
USGSCalifornia (38.5113, -122.45581) · View on map
Current reading
0 CFS
Gauge height: 0.47 FT
Read 23 minutes ago · Oct 21, 2026 12:30 PM PDT
Flow history — last 6 days
No readings recorded in the last 6 days.
Runs on this gauge
No runs currently read this gauge.