Ches Bay at Mouth of Susq R at Havre de Grace water level

Name: Ches Bay at Mouth of Susq R at Havre de Grace water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

Tidal gauge, Ches Bay, Maryland, United States

Directions

Below flood stage

Water level

1.24ft Down 0.11 ft over the last 24 hours

Measured Oct 21, 2026, 03:00 AM EDT (42 min ago)

History

7 days

Water level Forecast Minor flood stage

The forecast expects the river to rise to 3.70 ft by Thursday, October 22 at 08:00 PM. Issued Tuesday, October 20 at 08:43 PM by NOAA National Weather Service.

What this means

The Ches Bay at Mouth of Susq R at Havre de Grace is at 1.24 ft, in the normal range.

It is 2.76 ft below the flood stage of 4.00 ft.

It has dropped 0.11 ft over the past 24 hours. The forecast expects the river to rise to 3.70 ft by Thursday, October 22 at 08:00 PM. In the last month it has stayed between −2.03 ft and 2.47 ft.

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

Key numbers

Highest on record: 6.93 ftJanuary 10, 2024
Forecast peak: 3.70 ftThursday, October 22 at 08:00 PM

What happens at each level

7.25 ft: The boardwalk near the Yacht Basin marina begins to flood.
7.00 ft: The east end of the parking lot at the Yacht Basin is completely covered by water. Water also covers the pier and promenade at the Concord Point Lighthouse.
6.00 ft: Water goes over the dock and into the parking lot at Roberts Park.
5.90 ft: Water enters the building at the Yacht Basin. The dock at Pier number 1 is also covered.
5.50 ft: Water reaches the bottom of the marina office at the Yacht Basin in Havre de Grace.
4.50 ft: Hutchins Park in Havre de Grace begins to flood.
4.00 ft: Water begins to go over the bulkhead at the Havre de Grace Yacht Basin in multiple locations.
3.50 ft: The lowest spot of the parking lot of the Havre de Grace Yacht Basin begins to flood.
1.24 ft: Right now

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

Highest crests on record

Rank	Level	Date
1	6.93 ft	January 10, 2024
2	5.84 ft	October 30, 2012
3	5.65 ft	April 30, 2020
4	5.59 ft	October 30, 2021
5	5.50 ft	October 4, 2014
6	5.50 ft	November 1, 2019
7	5.41 ft	December 21, 2012
8	5.37 ft	February 25, 2016
9	5.33 ft	April 13, 2020
10	5.07 ft	October 13, 2019

Weather at the gauge

The forecast is not available right now.

Sunrise 07:21 AM Sunset 06:18 PM Daylight 10 hr, 57 min Waxing gibbous 75%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Swan Creek at Swan CreekRiver gauge, Swan Creek	2.96 ft	Below flood stage	−0.01 ft	3.0 mi
Deer Creek near DarlingtonRiver gauge, Deer Creek	1.26 ft	Below flood stage	−0.03 ft	8 mi
Susquehanna River at ConowingoRiver gauge, Susquehanna River	9.65 ft	Below flood stage	+0.04 ft	9 mi
James Run near BelcampRiver gauge, James Run	3.01 ft	Below flood stage	±0	10 mi
Bynum Run near AbingdonRiver gauge, Bynum Run	13.4 cfs	Normal	−1.2 cfs	11 mi
Octoraro Creek near RichardsmereRiver gauge, Octoraro Creek	107 cfs	Normal	±0	12 mi
Bynum Run at Bel AirRiver gauge, Bynum Run	0.66 ft	Below flood stage	−0.01 ft	13 mi
Wheel Creek near AbingdonRiver gauge, Wheel Creek	0.6 cfs	Normal	+0.1 cfs	14 mi

Questions and answers

What is flood stage for the Ches Bay at Mouth of Susq R at Havre de Grace?

The official flood stage is 4.00 ft. The level is currently 2.76 ft below it.

What is the water level of Ches Bay at Mouth of Susq R at Havre de Grace today?

On Oct 21, 2026, 03:00 AM EDT, the water level was 1.24 ft. Down 0.11 ft over the last 24 hours.

Is Ches Bay at Mouth of Susq R at Havre de Grace rising or falling?

Down 0.11 ft over the last 24 hours. Down 0.35 ft over the last 7 days.

Is the level of Ches Bay at Mouth of Susq R at Havre de Grace normal?

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

What is the highest water level ever recorded at Ches Bay at Mouth of Susq R at Havre de Grace?

The highest level on record is 6.93 ft on January 10, 2024.

Is Ches Bay at Mouth of Susq R at Havre de Grace expected to rise?

The forecast expects the river to rise to 3.70 ft by Thursday, October 22 at 08:00 PM.

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:01580620 (Agency page)
Coordinates: 39.53775, -76.08958 (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	1.24 ft	2026-10-21 07:00	Provisional

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How to cite

U.S. Geological Survey: Ches Bay at Mouth of Susq R at Havre de Grace (usgs:01580620). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/maryland/ches-bay-at-mouth-of-susq-r-at-havre-de-grace

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