Long Branch at Olley Lane near Fairfax water level

Name: Long Branch at Olley Lane near Fairfax 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, Long Branch, Virginia, United States

Directions

Latest reading

Water level

2.16ft Steady over the last 24 hours

Measured Oct 20, 2026, 02:35 PM EDT (1 hour ago)

Flow: 0.6 cfs
Water temperature: 55 °F

History

7 days

Water level

What this means

The U.S. Geological Survey has Long Branch at Olley Lane near Fairfax at 2.16 ft. The agency publishes no normal range or warning level for this river yet, so there is nothing to judge the number against.

The level has held steady over the past 24 hours. The 30-day range is 2.15 ft – 2.41 ft.

The sensor also reports a water temperature of 55 °F.

The agency publishes no normal range for this gauge yet, so we show the trend only. How to read levels

Paddling and fishing conditions

Compare today with the chart before you go; local outfitters often know which stage suits their stretch.

Weather at the gauge

The forecast is not available right now.

Sunrise 07:24 AM Sunset 06:25 PM Daylight 11 hr, 1 min Waxing gibbous 71%

Map

Other gauges on Long Branch

Gauge	Level	Compared with normal	24 hours	Distance
Long Branch near AnnandaleRiver gauge, Long Branch	0.9 cfs	Normal	±0	1.8 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Accotink Creek near AnnandaleRiver gauge, Accotink Creek	1.61 ft	Below flood stage	−0.01 ft	2.2 mi
Difficult Run above Fox Lake near FairfaxRiver gauge, Difficult Run	2.1 cfs	Normal	−0.2 cfs	5.5 mi
South F Little Difficult Run above Mouth near ViennaRiver gauge, South F Little Difficult Run	1.5 cfs	High	+0.3 cfs	7 mi
The Glade near Howland Drive at RestonRiver gauge, The Glade	0.3 cfs	High	±0	8 mi
Snakeden Branch above Lake Audubon at RestonRiver gauge, Snakeden Branch	0.2 cfs	Normal	±0	8 mi
Cameron Run at AlexandriaRiver gauge, Cameron Run	3.90 ft	Below flood stage	±0	9 mi
Flatlick Branch above Frog Branch at ChantillyRiver gauge, Flatlick Branch	1.12 ft	Below flood stage	−0.01 ft	10 mi
Fourmile Run at AlexandriaRiver gauge, Fourmile Run	4.09 ft	Below flood stage	−0.01 ft	10 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 Long Branch at Olley Lane near Fairfax today?

On Oct 20, 2026, 02:35 PM EDT, the water level was 2.16 ft. Steady over the last 24 hours.

Is Long Branch at Olley Lane near Fairfax rising or falling?

Steady over the last 24 hours.

Is the level of Long Branch at Olley Lane near Fairfax normal?

The agency publishes no normal range for this gauge yet, so we show the trend only.

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:01654107 (Agency page)
Coordinates: 38.82460, -77.26670 (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	2.16 ft	2026-10-20 18:35	Provisional
Flow	0.6 cfs	2026-10-20 18:35	Provisional
Water temperature	55 °F	2026-10-20 18:30	Provisional

Download

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How to cite

U.S. Geological Survey: Long Branch at Olley Lane near Fairfax (usgs:01654107). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/virginia/long-branch-at-olley-lane-near-fairfax

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