The Chickasawhay River at Leakesville crested at major flood stage 3 times among the 147 crests the National Weather Service lists from 1900 to 2026. The highest, 38.00 ft on April 1, 1900, was major flooding, 18.00 feet above flood stage. 2 other gauges on the Chickasawhay River crested above flood stage within a week of it.
The thresholds the National Weather Service uses for this gauge today, and how many listed crests reached each.
Flood categories, Chickasawhay River at Leakesville
Action stage
15.0
0
—
The level at which the NWS or its partners begin to take action
Flood stage (minor)
20.0
118
Jun 27, 2026
Minimal or no property damage, but possibly some public threat
Moderate flood stage
28.0
26
Jan 2, 2019
Some inundation of structures and roads near the stream
Major flood stage
31.0
3
Feb 23, 1990
Extensive inundation of structures and roads
03
Every listed crest
147 crests from 1900 to 2026. Filled: at or above flood stage. Hover a crest for its date and stage.
Crests at or above flood stage, by decade
These are the crests the local National Weather Service office lists for the gauge: the highest on record and recent crests. Lesser floods between them may be missing, so counts by decade are a floor.
Categories use today's flood stages. Levees, dams and channel changes since a crest can make old and new stages not directly comparable.
04
Highest crests
The 50 highest of 147 listed crests.
Highest listed crests, Chickasawhay River at Leakesville
1
Apr 1, 1900
38.00
+18.00
Major
125,000
2
Jul 1, 1916
31.50
+11.50
Major
53,700
3
Feb 23, 1990
31.03
+11.03
Major
49,400
4
Mar 10, 1979
30.67
+10.67
Moderate
46,500
5
Jan 2, 2019
30.37
+10.37
Moderate
43,054
6
Apr 13, 1964
30.24
+10.24
Moderate
43,200
7
Apr 29, 1944
30.13
+10.13
Moderate
39,600
8
Apr 20, 1974
30.02
+10.02
Moderate
41,400
9
Mar 18, 2016
29.93
+9.93
Moderate
40,100
10
Dec 24, 1961
29.88
+9.88
Moderate
40,500
11
Apr 19, 1980
29.87
+9.87
Moderate
40,400
12
Mar 11, 1948
29.33
+9.33
Moderate
35,800
13
Feb 14, 2013
29.24
+9.24
Moderate
38,700
14
Apr 4, 1951
29.22
+9.22
Moderate
35,200
15
Mar 23, 1943
29.16
+9.16
Moderate
34,300
16
Jun 25, 2017
29.13
+9.13
Moderate
33,100
17
Jan 26, 1947
29.10
+9.10
Moderate
34,600
18
Apr 6, 1976
29.10
+9.10
Moderate
35,400
19
Feb 20, 1966
29.02
+9.02
Moderate
34,900
20
Jan 26, 1987
28.98
+8.98
Moderate
34,700
21
Apr 15, 1983
28.93
+8.93
Moderate
34,400
22
Apr 15, 2014
28.76
+8.76
Moderate
36,000
23
Jan 15, 1998
28.63
+8.63
Moderate
32,500
24
Nov 29, 1948
28.44
+8.44
Moderate
30,900
25
May 8, 1991
28.32
+8.32
Moderate
30,800
26
Mar 6, 2001
28.25
+8.25
Moderate
30,400
27
Mar 15, 2011
28.25
+8.25
Moderate
33,400
28
Apr 2, 2009
28.19
+8.19
Moderate
31,100
29
Jan 23, 1993
28.10
+8.10
Moderate
29,600
30
Feb 14, 2020
27.61
+7.61
Minor
29,100
31
Dec 21, 2009
27.60
+7.60
Minor
27,300
32
Sep 2, 2012
27.58
+7.58
Minor
29,500
33
Mar 14, 1977
27.56
+7.56
Minor
27,500
34
Feb 2, 1999
27.54
+7.54
Minor
27,100
35
Apr 16, 2003
27.53
+7.53
Minor
27,000
36
Mar 6, 1971
27.52
+7.52
Minor
26,900
37
Feb 15, 2004
27.28
+7.28
Minor
26,100
38
Jan 21, 2020
27.24
+7.24
Minor
27,787
39
Mar 29, 1942
27.17
+7.17
Minor
25,000
40
Apr 16, 1969
26.93
+6.93
Minor
24,500
41
May 1, 1973
26.80
+6.80
Minor
24,400
42
Mar 25, 1956
26.61
+6.61
Minor
23,200
43
Jun 27, 2026
26.60
+6.60
Minor
25,598
44
Jul 13, 1940
26.37
+6.37
Minor
21,800
45
Mar 23, 2021
26.37
+6.37
Minor
24,800
46
Mar 1, 2019
26.34
+6.34
Minor
24,744
47
Jan 19, 1975
26.31
+6.31
Minor
22,900
48
Apr 3, 2005
26.27
+6.27
Minor
22,800
49
Feb 13, 1994
26.26
+6.26
Minor
22,800
50
Apr 2, 2021
26.21
+6.21
Minor
24,200
05
The worst floods along the Chickasawhay River
For this gauge's highest crests, the other gauges on the Chickasawhay River that crested above flood stage within a week.
NOAA National Water Prediction Service, gauge LEKM6, retrieved October 30, 2026. Stages in feet on the gauge's own datum, not elevation. Crests are as the National Weather Service lists them; preliminary values may be revised.