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| Latitude: 37.04º N | Longitude: 122.07º W | Elevation: 227 Feet | |
| Location: Santa Cruz County in California | River Group: Central Coast | ||
| 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 |
| Official 7 Day National Weather Service Forecast (CAZ512) |
| Rest of Tonight: Mostly clear late in the evening then becoming partly cloudy. Lows in the mid 40s. Northwest winds 10 to 20 mph. Sunday: Partly cloudy in the morning then becoming sunny. Highs in the mid 50s to upper 60s. Northwest winds 10 to 20 mph. Sunday Night: Clear, breezy. Lows in the lower to mid 40s. Northwest winds 20 to 30 mph. Monday: Sunny. Highs in the 50s to upper 60s. Northwest winds 10 to 20 mph. Monday Night: Clear. Lows in the lower 40s. Northwest winds 10 to 20 mph. 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. Thursday Night and Friday: Mostly clear. Lows in the upper 40s. Highs in the 60s to lower 70s. Friday Night and Saturday: Partly cloudy. Lows in the mid 40s. Highs in the 50s to upper 60s. |
| 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. |
| 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. |
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