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Latitude: 36.90º N | Longitude: 121.60º W | Elevation: 82 Feet | |
Location: Santa Cruz County in California | River Group: Central Coast |
Monitor Stage: 25.0 Feet | Flood Stage: 32.0 Feet |
Observed Data Credit | |
![]() | Raw streamflow data is provided by the US Geological Survey (USGS). |
Historical Stage/Flow Data |
|||
Water Year
|
Peak Discharge (cfs)
|
Stage (feet)
|
Date
|
Most Recent 5 Years | |||
2021 |
1,160 |
9.97 |
Jan 29, 2021 |
2020 |
1,070 |
9.60 |
Apr 6, 2020 |
2019 |
4,540 |
20.49 |
Feb 15, 2019 |
2018 |
909 |
9.22 |
Mar 23, 2018 |
2017 |
9,160 |
26.98 |
Feb 21, 2017 |
Historical High Stage/Flow Events (Period of Record - February 1938* to Present) - Ranked by Flow | |||
1998 |
25,100 |
33.73 |
Feb 3, 1998 |
1956 |
24,000 |
32.46 |
Dec 24, 1955 |
1958 |
23,500 |
33.11 |
Apr 3, 1958 |
1955 |
21,500 |
32.20 |
Mar 11, 1955 |
1969 |
17,800 |
23.90 |
Feb 25, 1969 |
* Missing data during 1939, otherwise record complete |
Location Photographs | ||
ESRI™ Locator Map |
Official 7 Day National Weather Service Forecast (CAZ529) |
Today: Mostly cloudy in the morning then becoming partly cloudy. Highs in the upper 50s. Northwest winds around 5 mph and Becoming southwest in the afternoon. Tonight: Rain in the evening, then showers after midnight. Lows in the lower 40s. Southwest winds around 5 mph and becoming southeast 5 to 15 mph after midnight. Tuesday: Breezy, showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 50s. East winds 20 to 30 mph and Becoming south in the afternoon. Tuesday Night: A slight chance of thunderstorms in the evening. Showers. Lows in the lower 40s. South winds 10 to 20 mph. Wednesday: Showers likely. Highs in the upper 50s. Northwest winds 5 to 10 mph. Chance of showers 70 percent. Wednesday Night: Mostly cloudy. A slight chance of showers. Lows in the lower 40s. Thursday: Mostly cloudy in the morning then becoming partly cloudy. Highs in the upper 50s. Thursday Night: Partly cloudy. A slight chance of showers. Lows in the lower 40s. Friday: Partly cloudy in the morning then becoming sunny. A slight chance of rain. Highs in the upper 50s. Friday Night through Saturday Night: Mostly clear. Lows in the upper 30s. Highs in the upper 50s. Sunday: Partly cloudy. Highs in the mid 50s. |
Impacts - E19 Information | |
25.0 Feet | Scouring of lowlands throughout the Pajaro Valley in areas not protected by levees. |
28.0 Feet | Some minor flooding of lowest agricultural areas in all reaches above Chittenden. Some secondary roads begin to flood. Watsonville levees within 3 feet of top. |
29.5 Feet | Levees protecting Watsonville within 2 feet of top. Moderate bank erosion and sediment deposition throughout reach. Some secondary roads flooded. State Highway 129 between US 101 and Watsonville begins to flood at railroad underpass 300 feet below gage and other lower spots along the river. |
32.0 Feet | Significant damage from bank erosion and sediment deposition throughout reach. Some primary and many secondary roads flooded. Minor flooding of low portions of towns within the reach of the gage begins. Damage to roads and bridges possible due to erosion or logjams. |
32.5 Feet | Widespread flooding through the Pajaro Valley, with extensive damage and possible loss of life. Extensive erosion and logjam damage to highways and bridges. Many primary and most secondary roads flooded making transportation difficult. |
33.11 Feet | Extensive flood damage throughout the Pajaro Valley. Transportation extremely difficult. Watsonville and Pajaro levees overtopped or severely strained if sandbagged. |
33.5 Feet | Severe damage in Pajaro Valley, especially in Pajaro and Watsonville areas and likely near San Juan Bautista along the San Benito River and portions south of Gilroy near the Pajaro River. Transportation essentially impossible. |
33.73 Feet | Stage and flow of record. 02/03/1998. 25,100 cfs. |
35.0 Feet | Bankfull at gage. Transportation impossible. Levees protecting Watsonville and Pajaro in great danger of failing. |
Product Disclaimer |
This river graphic is not intended to serve as a substitute for official flood watches, warnings, advisories, or statements issued by the NWS San Francisco Bay Area-Monterey Weather Forecast Office. Observations are preliminary and subject to change. River levels identified as "forecast" should be consistent with those contained in official NWS products. River levels identified as "guidance" have significant uncertainty due to future weather or reservoir regulation and are provided for planning purposes only. |