Pilarcitos Creek above Stone Dam near Hillsborough water level

Name: Pilarcitos Creek above Stone Dam near Hillsborough water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, Pilarcitos Creek, California, United States

Directions

Normal for mid-October

Water level

1.11ft Steady over the last 24 hours

Measured Oct 20, 2026, 11:15 PM PDT (29 min ago)

Flow: 3.4 cfs

History

7 days

Water level

What this means

The gauge at Pilarcitos Creek above Stone Dam near Hillsborough reads 1.11 ft, a normal level for mid-October.

The level has held steady over the past 24 hours. Over the past 30 days it has moved between 1.08 ft and 1.14 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Compared with 5 years of daily readings for this time of year. How to read levels

What the stage means on the water

A normal level is usually prime time for floating and wade fishing, as long as the weather holds upstream.

Weather at the gauge

The forecast is not available right now.

Sunrise 07:24 AM Sunset 06:26 PM Daylight 11 hr, 1 min Waxing gibbous 75%

Map

Other gauges on Pilarcitos Creek

Gauge	Level	Compared with normal	24 hours	Distance
Pilarcitos Creek below Spillway near HillsboroughRiver gauge, Pilarcitos Creek	2.8 cfs	Normal	±0	1.8 mi
Pilarcitos Creek below Stone Dam near HillsboroughRiver gauge, Pilarcitos Creek	1.5 cfs	Normal	±0	0.2 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Pilarcitos Lake near HillsboroughLake, Pilarcitos Lake	679.65 ft	Below flood stage	−0.05 ft	1.9 mi
San Mateo Creek below Lo Crystal Sp Reservoir near San MateoRiver gauge, San Mateo Creek	4.0 cfs	Normal	±0	2.3 mi
Pilarcitos C A Half Moon BayRiver gauge	2.74 ft	Below flood stage	+0.03 ft	4.6 mi
San Francisquito C A Stanford UniversityRiver gauge	0.18 ft	Below flood stage	±0	14 mi
San Gregorio C A San GregorioRiver gauge	3.68 ft	Below flood stage	+0.01 ft	14 mi
San Francisco Bay A Old Dumbarton Branch near NewarkEstuary gauge, San Francisco Bay A Old Dumbarton Branch	5.38 ft	Very high	+1.57 ft	16 mi
San Lorenzo C A San LorenzoRiver gauge	1.3 cfs	Normal	±0	18 mi
Pescadero Creek near PescaderoRiver gauge, Pescadero Creek	2.2 cfs	Normal	±0	19 mi

Questions and answers

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Pilarcitos Creek above Stone Dam near Hillsborough today?

On Oct 20, 2026, 11:15 PM PDT, the water level was 1.11 ft. Steady over the last 24 hours.

Is Pilarcitos Creek above Stone Dam near Hillsborough rising or falling?

Steady over the last 24 hours.

Is the level of Pilarcitos Creek above Stone Dam near Hillsborough normal?

Normal for mid-October. Compared with 5 years of daily readings for this time of year.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from the U.S. Geological Survey, the official operator of this gauge, and are in the public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:11162619 (Agency page)
Coordinates: 37.52814, -122.40008 (WGS84)
Vertical datum: NAVD88
Update interval: every 15 minutes
Licence: Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	1.11 ft	2026-10-21 06:15	Provisional
Flow	3.4 cfs	2026-10-21 06:15	Provisional

Download

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How to cite

U.S. Geological Survey: Pilarcitos Creek above Stone Dam near Hillsborough (usgs:11162619). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/california/pilarcitos-creek-above-stone-dam-near-hillsborough

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer