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Charleston: water level history
Record1971–202554 years
Sea level trend1.12 mm/yrNo. 74 of 88
Great diurnal range2.32 mNo. 27
Highest water level3.41 m1983-01-26
Annual mean water level vs. period average (cm)
Bars are relative to the lowest year on record.
Top 10 monthly highest water levels
| Month | Highest (m above MSL) |
|---|---|
| January 1983 | 2.164 |
| January 2006 | 2.156 |
| December 2005 | 2.142 |
| February 1978 | 2.106 |
| January 2026 | 2.099 |
| December 2003 | 2.090 |
| January 2022 | 2.052 |
| January 1978 | 2.048 |
| February 2017 | 1.989 |
| November 1982 | 1.966 |
- 2025
- 2024
- 2023
- 2022
- 2021
- 2020
- 2019
- 2018
- 2017
- 2016
- 2015
- 2014
- 2013
- 2012
- 2011
- 2010
- 2009
- 2008
- 2007
- 2006
- 2005
- 2004
- 2003
- 2002
- 2001
- 2000
- 1999
- 1998
- 1997
- 1996
- 1995
- 1994
- 1993
- 1992
- 1990
Times and heights are NOAA astronomical predictions and do not include weather effects. Times are station local time (incl. daylight saving), heights in metres above MLLW. Not for navigation.
About this page
Monthly mean water levels at Charleston since 1971. Long-term sea level trend: 1.12 mm per year.