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Surface Water Data Portal

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

Guadalupe watershed

Ross Creek at Blossom Hill Rd

Reading 1.08 ft and 0.04 cfs. Valley Water publishes no flood threshold for this location.

Ross Creek at Blossom Hill Rd plotted at latitude 37.2351 and longitude -121.9520 over Valley Water's published major-watershed layer.
Ross Creek at Blossom Hill Rd at 37.2351, -121.9520, exactly as positioned in Valley Water's sensor feed. Guadalupe River is the published polygon whose name matches 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

1.08 ft

Captured July 28, 2026 at 4:30 PM PT

  • Sensor ID 5021
  • 37.2351, -121.9520
  • Not a flood watch sensor
  • 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 Ross Creek.

  1. Ross Creek at Blossom Hill Rd

    1.08 ft · 0.04 cfs · no published threshold

  2. Ross Creek at Cherry Ave

    2.53 ft · 0 cfs · 4.97 ft below threshold 1

Sensor Notes

Record is considered good from 0 to approximately 50 cfs, fair from 50 to 100cfs and poor above that. Flow is exceptionally flashy during storm conditions, making high flow measurements challenging.

Valley Water, sensor notes for Ross Creek at Blossom Hill Rd