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NWS / NWPSSite ID: pysc1active

NWS / NWPS pysc1

Petaluma River at Payran Street Bridge

Petaluma River • Sonoma • CA

Latest public reading2.49 ftObserved Jun 21, 2026 at 1:00 PM CDT
TrendFallingNo forecast linked
Data freshness DelayedObservation 46 minutes old
Flood contextThresholds linkedFetched Timestamp unavailable

Stage and discharge

Observed source readings

Stage and discharge

Hourly readings and linked forecast values

Observed

Stage and discharge chart includes 3 observed points.

Line chart: Observed01234506-21 15:2006-21 16:4506-21 18:00
Data series

Flood-stage context

Source-published thresholds where available

Action10.7 ftSource-backed threshold
Minor flood13.7 ftSource-backed threshold
Moderate flood15 ftSource-backed threshold
Major flood17.7 ftSource-backed threshold

Forecast

Linked NWS/NWPS values

Forecast unavailable

Forecasts are not available for this gauge in RiverStat.us launch sources.

Observations

Stage

2.49 ft

Observed Jun 21, 2026 at 1:00 PM CDT

Stage

3.39 ft

Observed Jun 21, 2026 at 11:45 AM CDT

Stage

4.66 ft

Observed Jun 21, 2026 at 10:20 AM CDT

Alerts

Alerts unavailable

Alerts are shown only when the API returns a source-backed match.

Official public sources

Readings and thresholds stay tied to USGS, NOAA/NWS, or source-backed records.

Source freshness

Observed and fetched timestamps are shown separately when the API returns them.

Transparent methodology

Unavailable forecasts, alerts, and thresholds are shown as unavailable states.