Herring Run at Sinclair Lane at Baltimore water level

Name: Herring Run at Sinclair Lane at Baltimore 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, Herring Run, Maryland, United States

Directions

Normal for mid-October

Water level

4.05ft Steady over the last 24 hours

Measured Oct 20, 2026, 08:50 PM EDT (23 min ago)

Flow: 30.5 cfs

History

7 days

Water level

What this means

Herring Run at Sinclair Lane at Baltimore is at 4.05 ft, in the normal range for mid-October.

The level has held steady over the past 24 hours. In the last month it has stayed between 4.01 ft and 5.25 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

Floating and fishing near Herring Run at Sinclair Lane at Baltimore

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

Weather at the gauge

Rain in the last 3 days: 0.22 in. Rain that falls upstream can take hours or days to show up at a river gauge.

19 Mon 69° 40° – Wind 8 mph

20 Tue 69° 51° – Wind 11 mph

21 Wed 64° 46° – Wind 12 mph

22 Thu 66° 49° – Wind 11 mph

23 Fri 62° 50° – Wind 11 mph

24 Sat 58° 46° – Wind 6 mph

25 Sun 63° 48° – Wind 8 mph

Forecast: Open-Meteo

Sunrise 07:23 AM Sunset 06:20 PM Daylight 10 hr, 58 min Waxing gibbous 73%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
West Branch Herring Run at IdlewyldeRiver gauge, West Branch Herring Run	0.89 ft	Below flood stage	−0.01 ft	4.2 mi
Whitemarsh Run near FullertonRiver gauge, Whitemarsh Run	1.17 ft	Below flood stage	+0.06 ft	5.3 mi
Gwynns Falls at Washington Blvd at BaltimoreRiver gauge, Gwynns Falls	2.41 ft	Below flood stage	−0.01 ft	6.0 mi
Minebank Run near Glen ArmRiver gauge, Minebank Run	4.11 ft	Below flood stage	−0.01 ft	6 mi
Whitemarsh Run at White MarshRiver gauge, Whitemarsh Run	2.88 ft	Below flood stage	−0.01 ft	7 mi
Long Quarter Branch at LuthervilleRiver gauge, Long Quarter Branch	1.01 ft	Below flood stage	+0.02 ft	8 mi
Jones Falls at SorrentoRiver gauge, Jones Falls	7.86 ft	Below flood stage	+0.01 ft	8 mi
Honeygo Run near White MarshRiver gauge, Honeygo Run	0.54 ft	Below flood stage	+0.01 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 Herring Run at Sinclair Lane at Baltimore today?

On Oct 20, 2026, 08:50 PM EDT, the water level was 4.05 ft. Steady over the last 24 hours.

Is Herring Run at Sinclair Lane at Baltimore rising or falling?

Steady over the last 24 hours.

Is the level of Herring Run at Sinclair Lane at Baltimore 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:01585219 (Agency page)
Coordinates: 39.31797, -76.55514 (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	4.05 ft	2026-10-21 00:50	Provisional
Flow	30.5 cfs	2026-10-21 00:50	Provisional

Download

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How to cite

U.S. Geological Survey: Herring Run at Sinclair Lane at Baltimore (usgs:01585219). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/maryland/herring-run-at-sinclair-lane-at-baltimore

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