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NWS / NWPSSite ID: nacc1active

NWS / NWPS nacc1

Nacimiento River at Nacimiento Reservoir

Nacimiento River • San Luis Obispo • CA

Latest public reading765.18 ftObserved Jun 21, 2026 at 1:30 PM CDT
TrendFallingNo forecast linked
Data freshness DelayedObservation 86 minutes old
Flood contextNo source flood categoryFetched Timestamp unavailable

Stage and discharge

Observed source readings

Stage and discharge

Daily rollups and linked forecast values

Observed

Stage and discharge chart includes 5 observed points.

Line chart: Observed02004006008002026-05-132026-05-152026-06-21
Data series

Flood-stage context

Source-published thresholds where available

Action800 ftSource-backed threshold
Minor flood825 ftSource-backed threshold

Forecast

Linked NWS/NWPS values

Forecast unavailable

Forecasts are not available for this gauge in RiverStat.us launch sources.

Observations

stage

765.18 ft

Observed Jun 20, 2026 at 7:00 PM CDT

stage

767.6 ft

Observed Jun 4, 2026 at 7:00 PM CDT

stage

770.66 ft

Observed May 14, 2026 at 7:00 PM CDT

stage

770.73 ft

Observed May 13, 2026 at 7:00 PM CDT

stage

770.84 ft

Observed May 12, 2026 at 7:00 PM CDT

Alerts

Alerts unavailable

Alerts are shown only when the API returns a source-backed match.

Official public sources

Readings and thresholds stay tied to USGS, NOAA/NWS, or source-backed records.

Source freshness

Observed and fetched timestamps are shown separately when the API returns them.

Transparent methodology

Unavailable forecasts, alerts, and thresholds are shown as unavailable states.