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Surface Water Data Portal

Readings as of July 28, 2026 at 4:53 PM PT · not current conditions

Lower Peninsula watershed

Permanente Creek at Rancho San Antonio Park

Reading 2.18 ft and 0 cfs. That is 6.82 feet below the first flood threshold.

Permanente Creek at Rancho San Antonio Park plotted at latitude 37.3329 and longitude -122.0880 over Valley Water's published major-watershed layer.
Permanente Creek at Rancho San Antonio Park at 37.3329, -122.0880, exactly as positioned in Valley Water's sensor feed. Valley Water publishes San Francisquito, Adobe, Permanente as a major watersheds here. The eleven published boundaries do not line up exactly with the five watershed groupings used here, and not every named creek has one.
  • Stream gauge

2.18 ft

Captured July 28, 2026 at 4:30 PM PT

  • Sensor ID 5120
  • 37.3329, -122.0880
  • Included in Valley Water's flood watch
  • Reporting

What Floods at Each Level

These descriptions are Valley Water's own, quoted exactly as published for this gauge.

Threshold 1 · 9 ft (530 cfs)

6.82 ft above the current reading

The weir at Rancho San Antonio South Basin is overtopped and starts spilling into detention basins as designed

Valley Water, threshold 1 description for Permanente Creek at Rancho San Antonio Park

Threshold 3 · 11.5 ft (1,250 cfs)

9.32 ft above the current reading

Very high flows. Check downstream gages for impacts. High likelihood for potential flooding

Valley Water, threshold 3 description for Permanente Creek at Rancho San Antonio Park

Upstream and Downstream

Where this gauge sits on Permanente Creek.

  1. Permanente Creek at Rancho San Antonio Park

    2.18 ft · 0 cfs · 6.82 ft below threshold 1

  2. Permanente Creek above Berry Ave

    1.14 ft · 0 cfs · 5.36 ft below threshold 1

Sensor Notes

This sensor is considered high flow only. Rating is poor with few measurements.

Valley Water, sensor notes for Permanente Creek at Rancho San Antonio Park