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Latitude: 37.04º N | Longitude: 122.07º W | Elevation: 227 Feet | |||
Location: Santa Cruz County in California | Bulletin Group: Central Coast | River Group: Salinas/Pajaro |
Monitor Stage: 14.0 Feet | Flood Stage: 16.5 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 | |||
2022 | 5,600 | 16.06 | Dec 13, 2021 |
2021 |
1,750 | 9.11 | Jan 28, 2021 |
2020 |
2,170 |
8.88 |
Dec 7, 2019 |
2019 |
8,850 |
16.88 |
Jan 17, 2019 |
2018 | 3,570 |
12.06 |
Mar 22, 2018 |
Historical High Stage/Flow Events (Period of Record - Oct 1936 to Present)* - Ranked by Flow | |||
1956 | 30,400 |
22.55** |
Dec 23, 1955 |
1982 |
29,700 |
28.85 |
Jan 5, 1982 |
1940 | 24,000 | 21.10** | Feb 27, 1940 |
2023 |
20,500 |
24.54 |
Jan 9, 2023 |
1986 | 19,800 | 21.22 | Feb 17, 1986 |
* Low flow partially regulated by Loch Lomond Reservoir since 1961, and inflatable fiber dam located 500 ft upstream from gauge. Many small diversions upstream from station for domestic supply. | |||
** Unknown old datum. |
Location Photographs | ||
ESRI™ Locator Map |
Impacts - E19 Information | |
14.0 Feet | Stage can rise rapidly on the San Lorenzo River, up to several feet per hour. Approximately 2.5 feet below flood levels in Paradise Park and approximately 5.5 feet below flood stage in Felton Grove. |
16.5 Feet | Flooding is either imminent or already occurring in Paradise Park with initial flooding in the St Bernard Street area. |
19.5 Feet | The St Bernard Street area in Paradise Park is under several feet of water with below grade floodplain infrastructure several feet deeper. St Augustine Avenue neighborhood in Paradise Park begins to flood. Flooding is imminent or already occurring in the Felton Grove neighborhood. Ground stories, first floors, and garages flooded. Felton Covered Bridge Park begins to flood. |
21.76 Feet | Major flooding in the Felton Grove neighborhood occurs at this stage with roadways several feet deep and waters inundating the approaches to the Felton Covered Bridge. Felton Covered Bridge Park begins to experience widespread flooding at shallow depths. The city of Santa Cruz downstream will experience more serious flooding. The flood wave may take 2-3 hours to reach Santa Cruz. |
Official 7 Day National Weather Service Forecast (CAZ512) |
Rest of Today: Sunny. Highs in the 60s to lower 70s. North winds 5 to 10 mph and becoming northwest 10 to 20 mph in the afternoon. Tonight: Rain after midnight. Lows in the mid 40s to lower 50s. Northwest winds 10 to 20 mph and becoming west 5 to 15 mph after midnight. Saturday: Breezy, rain. Highs in the upper 40s to mid 50s. Southwest winds 20 to 30 mph and becoming west 10 to 20 mph in the afternoon. Saturday Night: Partly cloudy in the evening then becoming mostly clear. Lows around 40. West winds 10 to 20 mph. Sunday: Sunny. Highs in the 50s. Northwest winds 10 to 20 mph. Sunday Night: Mostly clear. Lows around 40. Monday: Sunny. Highs in the 50s to mid 60s. Monday Night: Partly cloudy. Lows in the mid 40s. Tuesday: Sunny. Highs in the 50s to upper 60s. Tuesday Night through Thursday: Clear. Lows in the mid 40s. Highs in the lower 60s to mid 70s. |
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. |