National Weather Service Advanced Hydrologic Prediction Service

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Weather Forecast Office San Francisco Bay Area, CA

California Nevada River Forecast Center

Hydrograph

River at a Glance

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About this graph

Tabular Data (UTC)

Tabular Data (PDT)

Datum: Not Available

Metadata

NOTE: Forecasts for the Pajaro River at Chittenden are issued routinely year-round.

Return to Area Map

Flood Categories (in feet)

Major Flood Stage:	33.1
Moderate Flood Stage:	32.5
Flood Stage:	32
Action Stage:	25
Low Stage (in feet):	-9999

Historic Crests
(1) 33.73 ft on 02/03/1998
(2) 33.11 ft on 04/03/1958
(3) 32.46 ft on 12/24/1955
(4) 32.20 ft on 03/11/1995
(5) 31.30 ft on 02/12/1938
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 20.75 ft on 04/05/2006
(2) 21.70 ft on 02/14/2000
(3) 33.73 ft on 02/03/1998
(4) 29.53 ft on 01/03/1997
(5) 23.88 ft on 03/23/1995
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

Zoom Level:16

	Gauge Location	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

If you notice any errors in the below information, please contact our Webmaster
35	Transportation impossible. Levees protecting Watsonville and Pajaro are in serious danger of failing. Damage to roads and bridges will become more widespread.
34	Disastrous flooding will occur throughout the Pajaro Valley including Pajaro and Watsonville. Disastrous flooding will occur near San Juan Bautista along the San Benito River. Disastrous flooding will occur in areas south of Gilroy near the Pajaro River. Travel will be nearly impossible. Many roads and bridges will be damaged.
33	Major flooding will occur throughout the Pajaro Valley including areas near San Juan Bautista along the San Benito River. Travel will be very difficult to impossible. The levees along the Pajaro River could breach.
32.5	The levees protecting Watsonville and Pajaro could breach or overtop. Moderate to major flooding in the Pajaro Valley will make travel very difficult.
32	Levees protecting Watsonville and Pajaro are within a half a foot of overtopping. The entire Pajaro River will have major bank erosion and sediment deposition. Travel in the Pajaro Valley will be difficult. The lower portions of towns along the Pajaro River will have minor flooding.
29.5	Parts of State Highway 129 between US Highway 101 and Watsonville will flood. The entire Pajaro River will have moderate bank erosion and sediment deposition.
28	The lowest portions of agricultural areas along the entire Pajaro River will have minor flooding. Some secondary roads in the Pajaro Valley near the Pajaro River will have minor flooding.
25	Significant scouring of cultivated lowlands near the Pajaro River will occur.

About This Location

Latitude: 36.900231° N, Longitude: 121.597722° W, Horizontal Datum: NAD83/WGS84

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	32 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	81.89 ft	113.89 ft	Older USGS topographic maps, NGVD29 benchmarks
MSL	Not Available	Not Available	Older USGS topographic maps, MSL benchmarks
Other	Not Available	Not Available

Current/Historical Observations:

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Hydrologic Resources

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Collaborative Agencies

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

National Weather Service
San Francisco Bay Area Weather Forecast Office
21 Grace Hopper Ave, Stop 5
Monterey, CA 93943-5505
(831) 656-1725
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Page last modified: 21-Dec-2016 5:18 PM

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