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Surface Water Data Portal

Demo snapshot · July 28, 2026 at 4:53 PM PT · not current conditions

Pajaro watershed

Llagas Creek below Chesbro Reservoir

Reading 1.24 ft and 9.83 cfs. Valley Water publishes no flood threshold for this location.

Llagas Creek below Chesbro Reservoir plotted at latitude 37.1144 and longitude -121.6910 over Valley Water's published major-watershed layer.
Llagas Creek below Chesbro Reservoir at 37.1144, -121.6910, exactly as positioned in Valley Water's sensor feed. Llagas, Uvas are the published polygons whose names match this portal group. The eleven published polygons do not exactly match the portal's five sensor groups and do not provide a boundary for every named creek.
  • Stream gauge

1.24 ft

Captured July 28, 2026 at 4:30 PM PT

  • Sensor ID 5069
  • 37.1144, -121.6910
  • Included in Valley Water's flood watch, carries a forecast model
  • Reporting

Flood Thresholds

Valley Water publishes no flood thresholds for this sensor. It is monitored for water supply and stream conditions rather than for flood warning.

Upstream and Downstream

Where this gauge sits on Llagas Creek.

  1. Llagas Creek above Chesbro Reservoir

    2.17 ft · 0.19 cfs · no published threshold

  2. Llagas Creek below Chesbro Reservoir

    1.24 ft · 9.83 cfs · no published threshold

  3. Llagas Creek below Lake Silvera

    6.70 ft · 4.54 cfs · no published threshold

  4. Llagas Creek below Santa Teresa Blvd

    3.63 ft · 7.59 cfs · no published threshold

  5. Llagas Creek at Southside Dr (USGS)

    1.16 ft · 12.8 cfs · no published threshold

Sensor Notes

The station is used for water rights and supply, flood control, operations, and environmental habitat. Record is fair due to poor flow conditions that cause fouling of the control. Flow regulated by Chesbro Dam releases or unregulated during spill conditions.

Valley Water, sensor notes for Llagas Creek below Chesbro Reservoir