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Four Mile Run at Highway 29 at Falls Church water level

River gauge, Four Mile Run, Virginia, United States

Directions

Right now

Latest reading

Water level

1.83ft Steady over the last 24 hours

Flow
0.2 cfs
0 1 3 4

History

History
1.82.02.22.4ftOct 16Oct 17Oct 18Oct 19Oct 201.82.02.22.4ftOct 16Oct 18Oct 20
Water level

What this means

The U.S. Geological Survey has Four Mile Run at Highway 29 at Falls Church at 1.83 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 1.81 ft – 2.37 ft.

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 72%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Potomac River near Wash, Dc Little Falls Pump StationRiver gauge, Potomac River 3.41 ft Below flood stage −0.07 ft 4.8 mi
Dead Run at Whann Avenue near McLeanRiver gauge, Dead Run 1.15 ft Below flood stage +0.01 ft 5.1 mi
Fourmile Run at AlexandriaRiver gauge, Fourmile Run 4.09 ft Below flood stage +0.01 ft 5.1 mi
Potomac River at Wisconsin Ave, WashingtonEstuary gauge, Potomac River 1.62 ft Below flood stage +0.75 ft 5.3 mi
Accotink Creek near AnnandaleRiver gauge, Accotink Creek 1.60 ft Below flood stage −0.01 ft 6.2 mi
Long Branch near AnnandaleRiver gauge, Long Branch 0.9 cfs Normal ±0 6 mi
Cameron Run at AlexandriaRiver gauge, Cameron Run 3.88 ft Below flood stage −0.01 ft 6 mi
Difficult Run near Great FallsRiver gauge, Difficult Run 2.76 ft Below flood stage −0.15 ft 8 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 Four Mile Run at Highway 29 at Falls Church today?

On Oct 20, 2026, 06:45 PM EDT, the water level was 1.83 ft. Steady over the last 24 hours.

Is Four Mile Run at Highway 29 at Falls Church rising or falling?

Steady over the last 24 hours.

Is the level of Four Mile Run at Highway 29 at Falls Church 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:01652090 (Agency page)
Coordinates
38.88630, -77.16350 (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

ParameterLast valueTime (UTC)Quality
Water level 1.83 ft 2026-10-20 22:45 Provisional
Flow 0.2 cfs 2026-10-20 22:45 Provisional

Download

Embed this gauge

Add a live card for this gauge to your website. It updates on its own and links back here.

How to cite

U.S. Geological Survey: Four Mile Run at Highway 29 at Falls Church (usgs:01652090). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/virginia/four-mile-run-at-highway-29-at-falls-church

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.