Cooper River at S. Adgers Wharf at Charleston water level

Name: Cooper River at S. Adgers Wharf at Charleston 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, Cooper River, South Carolina, United States

Directions

Latest reading

Water level

21.12ft Up 0.68 ft over the last 24 hours

Measured Oct 20, 2026, 06:00 PM EDT (55 min ago)

Water temperature: 70 °F

History

7 days 30 days 1 year Years compared

20252026

Water level

What this means

The U.S. Geological Survey has the Cooper River at S. Adgers Wharf at Charleston at 21.12 ft. The agency publishes no normal range or warning level for this river yet, so there is nothing to judge the number against.

It is on the way up, by 0.68 ft over the past 24 hours. The 30-day range is 16.66 ft – 21.61 ft.

Over the past seven days the change adds up to +2.23 ft. The sensor also reports a water temperature of 70 °F.

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

Key numbers

Same day last year: 19.06 ft+2.06 ft
Lowest and highest in 30 days: 16.66 ft – 21.61 ft
Lowest and highest in 12 months: 17.12 ft – 20.02 ft

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 07:28 AM Sunset 06:42 PM Daylight 11 hr, 14 min Waxing gibbous 72%

Map

Other gauges on the Cooper River

Gauge	Level	Compared with normal	24 hours	Distance
Cooper River above Goose CreekTidal gauge, Cooper River	10.31 ft	Very high	+0.18 ft	17 mi
Cooper River near Goose CreekTidal gauge, Cooper River	18.73 ft	Very high	−0.04 ft	20 mi
Cooper River at Mobay near N CharlestonTidal gauge, Cooper River	10.87 ft	Very high	+0.39 ft	14 mi
Cooper River at Filbin Creek at North CharlestonTidal gauge, Cooper River	14.12 ft	Very high	+1.32 ft	8 mi
Cooper River at Ports Authority Pier K CharlestonTidal gauge, Cooper River	15.62 ft	Very high	+0.64 ft	5.8 mi
Cooper River at U.s. Highway 17 at CharlestonTidal gauge, Cooper River	9.35 ft	Very high	+0.69 ft	2.1 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Wando River above Mount PleasantTidal gauge, Wando River	21.19 ft	Very high	+0.74 ft	6.0 mi
Ashley River near North CharlestonTidal gauge, Ashley River	11.69 ft	Very high	+0.64 ft	7 mi
Wando River at Cainhoy below WandoTidal gauge, Wando River	15.92 ft	Very high	+0.59 ft	12 mi
Ashley River below SummervilleTidal gauge, Ashley River	11.90 ft	Very high	−0.06 ft	17 mi
French Quarter Creek near HugerRiver gauge, French Quarter Creek	8.72 ft	Below flood stage	−0.17 ft	18 mi

Questions and answers

How does the Cooper River at S. Adgers Wharf at Charleston compare with last year?

It is 2.06 ft higher than on the same day last year, when the reading was 19.06 ft.

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 Cooper River at S. Adgers Wharf at Charleston today?

On Oct 20, 2026, 06:00 PM EDT, the water level was 21.12 ft. Up 0.68 ft over the last 24 hours.

Is Cooper River at S. Adgers Wharf at Charleston rising or falling?

Up 0.68 ft over the last 24 hours. Up 2.23 ft over the last 7 days.

Is the level of Cooper River at S. Adgers Wharf at Charleston 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:021720712 (Agency page)
Coordinates: 32.77503, -79.92375 (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	21.12 ft	2026-10-20 22:00	Provisional
Water temperature	70 °F	2026-10-20 22:00	Provisional

Download

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How to cite

U.S. Geological Survey: Cooper River at S. Adgers Wharf at Charleston (usgs:021720712). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/south-carolina/cooper-river-at-s-adgers-wharf-at-charleston

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