Long Quarter Branch at Lutherville water level

Name: Long Quarter Branch at Lutherville 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 Quarter Branch, Maryland, United States

Directions

Below flood stage

Water level

1.00ft Steady over the last 24 hours

Measured Oct 20, 2026, 04:30 PM EDT (54 min ago)

Flow: 0.7 cfs

History

7 days

Water level Minor flood stage

What this means

Long Quarter Branch at Lutherville is at 1.00 ft, in the normal range.

It is 7.50 ft below the flood stage of 8.50 ft.

It has barely moved over the past 24 hours. In the last month it has stayed between 0.94 ft and 2.46 ft.

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

Judged against the official flood stage for this gauge. How to read levels

Key numbers

Highest on record: 7.31 ftMay 27, 2018

Floating and fishing near Long Quarter Branch at Lutherville

Normal flows mean predictable rapids and good access at most put-ins.

Flood stage here is 8.50 ft, 7.50 ft above the current reading. Beyond it, the National Weather Service also defines moderate and major flood stages.

What happens at each level

13.00 ft: Significant flooding is occurring along the creek, with several roads flooded and potentially a couple structures.
11.00 ft: Water approaches the underside of bridges on Dulaney Valley Road and Seminary Avenue. Backwater caused by regulation from these bridges may cause additional flooding near a parking lot off Seminary Avenue.
8.50 ft: Water approaches a substation located off Dulaney Valley Road.
7.00 ft: Water begins to exceed the banks of the creek, but no impacts are observed.
1.00 ft: Right now

Impact statements from the U.S. National Weather Service.

Highest crests on record

Rank	Level	Date
1	7.31 ft	May 27, 2018
2	7.14 ft	June 23, 2015
3	7.00 ft	July 11, 2019
4	6.64 ft	February 24, 2016
5	6.56 ft	August 3, 2017

Weather at the gauge

Rain in the last 3 days: 0.07 in. Rain that falls upstream can take hours or days to show up at a river gauge.

20 Tue 69° 44° – Wind 11 mph

21 Wed 65° 41° – Wind 11 mph

22 Thu 65° 41° – Wind 13 mph

23 Fri 61° 47° – Wind 11 mph

24 Sat 61° 46° – Wind 7 mph

25 Sun 65° 49° – Wind 5 mph

26 Mon 69° 49° – Wind 6 mph

Forecast: Open-Meteo

Sunrise 07:22 AM Sunset 06:22 PM Daylight 11 hr Waxing gibbous 71%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Minebank Run near Glen ArmRiver gauge, Minebank Run	4.10 ft	Below flood stage	−0.01 ft	2.4 mi
West Branch Herring Run at IdlewyldeRiver gauge, West Branch Herring Run	0.88 ft	Below flood stage	−0.03 ft	3.6 mi
Jones Falls at SorrentoRiver gauge, Jones Falls	7.86 ft	Below flood stage	+0.01 ft	4.1 mi
Beaverdam Run at CockeysvilleRiver gauge, Beaverdam Run	3.00 ft	Below flood stage	+0.07 ft	4.9 mi
Baisman Run at BroadmoorRiver gauge, Baisman Run	1.10 ft	Below flood stage	−0.01 ft	5.7 mi
Pond Branch at Oregon RidgeRiver gauge, Pond Branch	0.0 cfs	Very low	±0	6.2 mi
Whitemarsh Run near FullertonRiver gauge, Whitemarsh Run	1.11 ft	Below flood stage	±0	6 mi
Long Green Creek at Glen ArmRiver gauge, Long Green Creek	1.00 ft	Below flood stage	−0.01 ft	7 mi

Questions and answers

What is flood stage for Long Quarter Branch at Lutherville?

The official flood stage is 8.50 ft. The level is currently 7.50 ft below it.

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 Quarter Branch at Lutherville today?

On Oct 20, 2026, 04:30 PM EDT, the water level was 1.00 ft. Steady over the last 24 hours.

Is Long Quarter Branch at Lutherville rising or falling?

Steady over the last 24 hours.

Is the level of Long Quarter Branch at Lutherville normal?

Below flood stage. Judged against the official flood stage for this gauge.

What is the highest water level ever recorded at Long Quarter Branch at Lutherville?

The highest level on record is 7.31 ft on May 27, 2018.

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.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:01583800 (Agency page)
Coordinates: 39.42561, -76.59619 (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	1.00 ft	2026-10-20 20:30	Provisional
Flow	0.7 cfs	2026-10-20 20:30	Provisional

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How to cite

U.S. Geological Survey: Long Quarter Branch at Lutherville (usgs:01583800). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/maryland/long-quarter-branch-at-lutherville

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