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Hydrograph River at a Glance Download
Petaluma River at Payran Street Bridge Stage (ft)Observed: 7.9 ft at 5:00PM Jun 29, 2020Observed: 7.92 ft at 6:00PM Jun 29, 2020Observed: 7.92 ft at 7:00PM Jun 29, 2020Observed: 7.9 ft at 8:00PM Jun 29, 2020Observed: 7.9 ft at 9:00PM Jun 29, 2020Observed: 8.2 ft at 9:20PM Jun 29, 2020Observed: 8 ft at 10:00PM Jun 29, 2020Observed: 8.2 ft at 10:10PM Jun 29, 2020Observed: 8 ft at 10:15PM Jun 29, 2020Observed: 8.27 ft at 10:50PM Jun 29, 2020Observed: 7.9 ft at 10:55PM Jun 29, 2020Observed: 7.87 ft at 11:05PM Jun 29, 2020Observed: 8.15 ft at 11:50PM Jun 29, 2020Observed: 7.9 ft at 11:55PM Jun 29, 2020Observed: 7.87 ft at 12:00AM Jun 30, 2020Observed: 7.9 ft at 1:00AM Jun 30, 2020Observed: 7.9 ft at 2:00AM Jun 30, 2020Observed: 7.87 ft at 3:00AM Jun 30, 2020Observed: 7.87 ft at 4:00AM Jun 30, 2020Observed: 7.87 ft at 5:00AM Jun 30, 2020Observed: 7.9 ft at 6:00AM Jun 30, 2020Observed: 7.9 ft at 7:00AM Jun 30, 2020Observed: 7.95 ft at 8:00AM Jun 30, 2020Observed: 7.92 ft at 8:30AM Jun 30, 2020Observed: 7.95 ft at 9:00AM Jun 30, 2020Observed: 7.95 ft at 10:00AM Jun 30, 2020Observed: 7.95 ft at 11:00AM Jun 30, 2020Observed: 7.92 ft at 12:00PM Jun 30, 2020Observed: 7.92 ft at 1:00PM Jun 30, 2020Observed: 7.92 ft at 2:00PM Jun 30, 2020Observed: 7.9 ft at 3:00PM Jun 30, 2020Observed: 7.97 ft at 3:20PM Jun 30, 2020Observed: 7.9 ft at 4:00PM Jun 30, 2020Observed: 8.15 ft at 4:05PM Jun 30, 2020Observed: 8.49 ft at 4:10PM Jun 30, 2020Observed: 7.9 ft at 4:15PM Jun 30, 2020Observed: 7.92 ft at 5:00PM Jun 30, 2020Observed: 7.87 ft at 6:00PM Jun 30, 2020Observed: 8.1 ft at 6:55PM Jun 30, 2020Observed: 7.87 ft at 7:00PM Jun 30, 2020Observed: 7.9 ft at 8:00PM Jun 30, 2020Observed: 7.87 ft at 9:00PM Jun 30, 2020Observed: 8.22 ft at 9:05PM Jun 30, 2020Observed: 7.9 ft at 9:10PM Jun 30, 2020Observed: 7.87 ft at 10:00PM Jun 30, 2020Observed: 7.97 ft at 11:00PM Jun 30, 2020Observed: 7.9 ft at 12:00AM Jul 01, 2020Observed: 8.17 ft at 12:05AM Jul 01, 2020Observed: 7.87 ft at 12:10AM Jul 01, 2020Observed: 7.87 ft at 1:00AM Jul 01, 2020Observed: 8.17 ft at 1:50AM Jul 01, 2020Observed: 7.87 ft at 1:55AM Jul 01, 2020Observed: 7.9 ft at 2:00AM Jul 01, 2020Observed: 8.1 ft at 2:40AM Jul 01, 2020Observed: 7.87 ft at 2:45AM Jul 01, 2020Observed: 8.07 ft at 2:55AM Jul 01, 2020Observed: 7.9 ft at 3:00AM Jul 01, 2020Observed: 7.9 ft at 4:00AM Jul 01, 2020Observed: 7.87 ft at 5:00AM Jul 01, 2020Observed: 7.9 ft at 6:00AM Jul 01, 2020Observed: 7.9 ft at 7:00AM Jul 01, 2020Observed: 8.2 ft at 7:20AM Jul 01, 2020Observed: 7.95 ft at 7:25AM Jul 01, 2020Observed: 8.02 ft at 8:00AM Jul 01, 2020Observed: 7.92 ft at 9:00AM Jul 01, 2020Observed: 7.92 ft at 10:00AM Jul 01, 2020Observed: 7.92 ft at 11:00AM Jul 01, 2020Observed: 7.9 ft at 12:00PM Jul 01, 2020Observed: 8 ft at 1:00PM Jul 01, 2020Observed: 8.22 ft at 1:20PM Jul 01, 2020Observed: 7.9 ft at 1:25PM Jul 01, 2020Observed: 7.95 ft at 2:00PM Jul 01, 2020Observed: 7.92 ft at 3:00PM Jul 01, 2020Observed: 7.9 ft at 4:00PM Jul 01, 2020Observed: 7.9 ft at 4:35PM Jul 01, 2020Observed: 7.9 ft at 5:00PM Jul 01, 2020Observed: 7.9 ft at 6:00PM Jul 01, 2020Observed: 7.9 ft at 7:00PM Jul 01, 2020Observed: 7.9 ft at 8:00PM Jul 01, 2020Observed: 7.9 ft at 9:00PM Jul 01, 2020Observed: 8.22 ft at 9:55PM Jul 01, 2020Observed: 8.05 ft at 10:00PM Jul 01, 2020Observed: 7.95 ft at 11:00PM Jul 01, 2020Observed: 7.92 ft at 12:00AM Jul 02, 2020Observed: 8.24 ft at 12:45AM Jul 02, 2020Observed: 7.92 ft at 12:50AM Jul 02, 2020Observed: 7.92 ft at 1:50AM Jul 02, 2020Observed: 7.95 ft at 2:00AM Jul 02, 2020Observed: 7.95 ft at 3:00AM Jul 02, 2020Observed: 7.95 ft at 4:00AM Jul 02, 2020Observed: 7.92 ft at 5:00AM Jul 02, 2020Observed: 7.92 ft at 6:00AM Jul 02, 2020Observed: 7.95 ft at 7:00AM Jul 02, 2020Observed: 7.97 ft at 8:00AM Jul 02, 2020Observed: 8 ft at 9:00AM Jul 02, 2020Observed: 7.95 ft at 10:00AM Jul 02, 2020Observed: 7.95 ft at 11:00AM Jul 02, 2020Observed: 7.87 ft at 12:00PM Jul 02, 2020Observed: 8 ft at 1:00PM Jul 02, 2020Observed: 7.9 ft at 2:00PM Jul 02, 2020Observed: 8.32 ft at 2:40PM Jul 02, 2020Observed: 7.92 ft at 2:45PM Jul 02, 2020Observed: 7.95 ft at 3:00PM Jul 02, 2020Observed: 7.92 ft at 4:00PM Jul 02, 2020Observed: 7.95 ft at 4:20PM Jul 02, 2020Observed: 8.37 ft at 4:50PM Jul 02, 2020Observed: 7.87 ft at 4:55PM Jul 02, 2020Observed: 7.92 ft at 5:00PM Jul 02, 2020Observed: 7.9 ft at 6:00PM Jul 02, 2020Observed: 7.87 ft at 6:50PM Jul 02, 2020Observed: 7.85 ft at 7:00PM Jul 02, 2020Observed: 8.05 ft at 7:30PM Jul 02, 2020Observed: 7.97 ft at 8:00PM Jul 02, 2020Observed: 7.9 ft at 9:00PM Jul 02, 2020Observed: 7.9 ft at 10:00PM Jul 02, 2020Observed: 7.9 ft at 11:00PM Jul 02, 2020Observed: 7.9 ft at 12:00AM Jul 03, 2020Observed: 7.95 ft at 1:00AM Jul 03, 2020Observed: 7.87 ft at 2:00AM Jul 03, 2020Observed: 7.92 ft at 3:00AM Jul 03, 2020Observed: 7.92 ft at 4:00AM Jul 03, 2020Observed: 7.87 ft at 5:00AM Jul 03, 2020Observed: 7.92 ft at 6:00AM Jul 03, 2020Observed: 7.92 ft at 7:00AM Jul 03, 2020Observed: 7.9 ft at 8:00AM Jul 03, 2020Observed: 7.92 ft at 9:00AM Jul 03, 2020Observed: 7.9 ft at 10:00AM Jul 03, 2020Observed: 7.9 ft at 11:00AM Jul 03, 2020Observed: 7.9 ft at 12:00PM Jul 03, 2020Observed: 8.37 ft at 12:50PM Jul 03, 2020Observed: 8.05 ft at 12:55PM Jul 03, 2020Observed: 8.02 ft at 1:00PM Jul 03, 2020Observed: 8.02 ft at 2:00PM Jul 03, 2020Observed: 8.24 ft at 3:00PM Jul 03, 2020Observed: 7.9 ft at 3:35PM Jul 03, 2020Observed: 7.87 ft at 4:00PM Jul 03, 2020Observed: 7.95 ft at 5:00PM Jul 03, 2020Observed: 7.87 ft at 6:00PM Jul 03, 2020Highest Observation: 16.7 ft at 6:10PM Jul 03, 2020Observed: 8 ft at 6:15PM Jul 03, 2020Observed: 8.02 ft at 7:00PM Jul 03, 2020Observed: 8.05 ft at 8:00PM Jul 03, 2020Observed: 7.97 ft at 9:00PM Jul 03, 2020Observed: 7.85 ft at 10:00PM Jul 03, 2020Observed: 7.85 ft at 11:00PM Jul 03, 2020Observed: 7.9 ft at 12:00AM Jul 04, 2020Observed: 7.85 ft at 1:00AM Jul 04, 2020Observed: 7.85 ft at 2:00AM Jul 04, 2020Observed: 7.85 ft at 3:00AM Jul 04, 2020Observed: 8.15 ft at 3:30AM Jul 04, 2020Observed: 7.87 ft at 3:35AM Jul 04, 2020Observed: 7.85 ft at 4:00AM Jul 04, 2020Observed: 7.95 ft at 5:00AM Jul 04, 2020Observed: 7.9 ft at 6:00AM Jul 04, 2020Observed: 7.92 ft at 7:00AM Jul 04, 2020Observed: 7.95 ft at 8:00AM Jul 04, 2020Observed: 7.97 ft at 9:00AM Jul 04, 2020Observed: 7.95 ft at 10:00AM Jul 04, 2020Observed: 8.2 ft at 10:10AM Jul 04, 2020Observed: 7.95 ft at 10:15AM Jul 04, 2020Observed: 8.15 ft at 10:40AM Jul 04, 2020Observed: 7.92 ft at 10:50AM Jul 04, 2020Observed: 8.24 ft at 10:55AM Jul 04, 2020Observed: 7.92 ft at 11:00AM Jul 04, 2020Observed: 7.87 ft at 12:00PM Jul 04, 2020Observed: 8.07 ft at 12:25PM Jul 04, 2020Observed: 7.95 ft at 1:00PM Jul 04, 2020Observed: 8 ft at 2:00PM Jul 04, 2020Observed: 7.92 ft at 3:00PM Jul 04, 2020PWCC1(plotting HGIRR) Graph Created (4:00PM Jul 4, 2020)ObservedLatest observed value: 7.92 ft at 3:00 PM PDT 4-Jul-2020.
About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Graphical forecasts are not available for the Petaluma River at Payran Street Bridge. During times of high water, forecast crest information can be found in the text products.
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Flood Categories (in feet)
Major Flood Stage: 17.7
Moderate Flood Stage: 15
Flood Stage: 13.7
Action Stage: 10.7
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:15
KML Image
Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
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20.7 Water reaches top of sheet pile wall.
17.7 Major Flood Stage. Top of constriction weir. Equivalent to 1
15 Moderate Flood Stage. NWS will issue a Flash Flood Warning if not already issued.
13.7 Minor Flood Stage. City of Petaluma Fire Chief, Watch Commander, and Water Resources and Conservation District Director notified.
10.7 Action Stage. NWS and City of Petaluma begin to monitor the situation closely.
About This Location Collapse

Latitude: 38.245556° N, Longitude: 122.638333° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 13.7 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
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Page last modified: 1-Mar-2019 12:32 AM
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