Pilarcitos C above Stone Dam near Hillsborough CA

San Mateo County, California · USGS gauge 11162619 · NWS SDXC1 · Pilarcitos Creek flood status · California river levels

Nearby: river levels near Hillsborough

Is Pilarcitos C above Stone Dam near Hillsborough CA flooding right now?

Pilarcitos C above Stone Dam near Hillsborough CA measured 1.16 ft on 2026-09-11 01:45:00 UTC. No NWS minor flood stage is published for this gauge.

Gauge height
1.16 ft
as of 48 min ago
Streamflow
4 cfs
data refreshed 1 min ago

No National Weather Service flood stage is published for this gauge, so no flood category can be shown — why some gauges have no flood stage.

Nearby gauges

GaugeDistanceCounty
Pilarcitos C below Stone Dam near Hillsborough CA0.2 miSan Mateo County
Pilarcitos C below Spillway near Hillsborough CA1.8 miSan Mateo County
San Mateo C below Junction Box a Dam1 near Hillsborough2.1 miSan Mateo County
San Mateo C above Junction Box a Dam1 near Hillsborough2.2 miSan Mateo County
San Mateo C below Lo Crystal Sp Reservoir near San Mateo CA2.3 miSan Mateo County
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast