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CoLAB VC
Water data

Ventura County water signals.

Daily hydrology, drought signals, and rainfall data to keep WHEEL conversations grounded in real-time conditions.

Water metrics

Track what is moving across Ventura County.

We pull daily station data and weekly drought signals so the coalition can see changes without delay.

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Daily heatmap

Streamflow pattern

Source: VCPWA Hydrology

Daily heatmap

Rainfall pattern

Source: VCPWA Hydrology

Daily streamflow (VCPWA)

Daily average flow across Ventura County stream gages.

Source: VCPWA Hydrology

Interactive view · select a time range below.

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Daily rainfall totals (VCPWA)

Daily rainfall totals by station.

Source: VCPWA Hydrology

Interactive view · select a time range below.

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US Drought Monitor: D0 (sq mi)

Area in abnormally dry conditions (weekly).

Source: US Drought Monitor

Interactive view · select a time range below.

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US Drought Monitor: D2 (sq mi)

Area in severe drought conditions (weekly).

Source: US Drought Monitor

Interactive view · select a time range below.

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Data sources

Every station, tracked.

All Ventura County stations from VCPWA plus statewide drought monitoring sources.

CDEC Sensor Data

Cadence: Daily · Latest data: Dec 31, 2025 · Checked: Dec 31, 2025

USGS Daily Water Data

Cadence: Daily · Latest data: Dec 29, 2025 · Checked: Dec 31, 2025

VCPWA Daily Rainfall

Cadence: Daily · Latest data: Sep 30, 2025 · Checked: Dec 31, 2025

VCPWA Daily Streamflow

Cadence: Daily · Latest data: Sep 30, 2025 · Checked: Dec 31, 2025

Water Quality Portal Results

Cadence: Variable · Latest data: Dec 31, 2025 · Checked: Dec 31, 2025