Kalamazoo River at Comstock

Last updated: Apr 1, 2025, 6:19 AM UTC

Hydrologic Outlook

Warning: no valid ratings curve available. Transformations to and from FEET/CFS/KCFS will not happen.

US Geological Survey
Observations courtesy of U.S. Geological Survey

Scale to Flood Categories

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Traces and Thresholds Click to turn on/off display

Observed (OBS) 04/01/2025 1:15 AM EDT

Record: 11.7 ft

CATEGORY STAGE

Major Flooding 11 ft

Moderate Flooding 10 ft

Minor Flooding 9 ft

Action 7 ft

Reliability of the Forecast:

NOTE: Forecasts are issued as needed during times of high water, but are not routinely available.

River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.
Stage may be affected by ice during winter months.
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	CATEGORY	STAGE
	Major Flooding	11 ft
	Moderate Flooding	10 ft
	Minor Flooding	9 ft
	Action	7 ft

Flood Impacts 🅘

11 - Expect extensive basement flooding and major flooding of businesses and the first floors of homes in the Portage Creek, Axtell Creek, and Gull Street areas in Kalamazoo.
10 - Expect moderate flooding of homes along Portage Creek, near Gull Street and Recreation Park. Industrial areas in Kalamazoo begin to flood.
9 - Expect minor flooding of low lying areas, the park in Comstock, and residential areas along Portage Creek, near Gull Street and the Recreation Park.

Gauge Info

Coordinates	42.2856, -85.5139
RFC	NCRFC
State	MI
WFO	GRR
County	Kalamazoo
Data Provider(s)
US Geological Survey	USGS--Water Resources of the United States
USGS	04106000

Gauge Location

Recent Crests

1.	8.32 ft	on 04-06-2023
2.	7.42 ft	on 02-21-2022
3.	7.61 ft	on 06-29-2021
4.	9.34 ft	on 05-21-2020
5.	8.24 ft	on 06-24-2019

Historic Crests

1.	11.69 ft	on 02-25-2018
2.	10.94 ft	on 04-08-1947
3.	10.91 ft	on 02-28-1985
4.	10.43 ft	on 09-18-2008
5.	10.20 ft	on 03-19-1982

Vertical Datum Table

type	NAVD88
major Flooding	766.60 ft
moderate Flooding	765.60 ft
minor Flooding	764.60 ft
action	762.60 ft
Latest Value	760.63 ft
Gauge Zero	755.60 ft

Gauge Photos

Photo 1 of 6

September 2008 Flooding - Parcom Street

Probability Information

Photo 1 of 3

Weekly Chance of Exceeding Levels
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Chance of Exceeding Levels During Entire Period
- About this graph
Short Range Forecast Uncertainty
About this graph | Product Description Document

Unique Local Info

How low could the river get?
USGS Streamflow Duration Hydrographs

Collaborative Agencies

The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

WFO Information

Weather Forecast Office

Grand Rapids

4899 Tim Dougherty Drive SE

Grand Rapids, MI 49512-4034

(616) 949-0643

Ask Questions/Webmaster

Official Homepage

1.	8.32 ft	on 04-06-2023
2.	7.42 ft	on 02-21-2022
3.	7.61 ft	on 06-29-2021
4.	9.34 ft	on 05-21-2020
5.	8.24 ft	on 06-24-2019
6.	11.69 ft	on 02-25-2018
7.	9.75 ft	on 04-09-2017
8.	6.88 ft	on 08-18-2016
9.	8.56 ft	on 06-27-2015
10.	7.55 ft	on 03-24-2014
11.	8.19 ft	on 04-22-2013
12.	6.81 ft	on 03-04-2012
13.	8.69 ft	on 05-30-2011
14.	7.86 ft	on 07-25-2010
15.	9.14 ft	on 03-12-2009
16.	10.43 ft	on 09-18-2008
17.	6.50 ft	on 03-16-2007
18.	6.28 ft	on 03-17-2006
19.	8.53 ft	on 01-17-2005
20.	8.57 ft	on 05-25-2004
21.	6.07 ft	on 04-08-2003
22.	6.45 ft	on 03-13-2002
23.	8.64 ft	on 02-14-2001
24.	6.04 ft	on 05-23-2000
25.	7.60 ft	on 04-26-1999
26.	7.26 ft	on 01-10-1998
27.	7.30 ft	on 02-25-1997
28.	6.20 ft	on 11-13-1995
29.	5.82 ft	on 03-16-1995
30.	6.78 ft	on 02-22-1994
31.	7.92 ft	on 01-08-1993
32.	6.23 ft	on 10-27-1991
33.	7.72 ft	on 12-02-1990
34.	8.79 ft	on 03-15-1990
35.	9.37 ft	on 06-04-1989
36.	7.40 ft	on 04-10-1988
37.	8.20 ft	on 10-06-1986
38.	8.18 ft	on 03-15-1986
39.	10.91 ft	on 02-28-1985
40.	10.20 ft	on 03-19-1982
41.	8.23 ft	on 03-08-1979
42.	7.89 ft	on 06-28-1978
43.	5.73 ft	on 04-01-1977
44.	8.37 ft	on 03-08-1976
45.	10.04 ft	on 04-22-1975
46.	8.44 ft	on 03-12-1974
47.	7.97 ft	on 01-04-1973
48.	6.41 ft	on 04-21-1972
49.	7.59 ft	on 02-24-1971
50.	6.81 ft	on 04-12-1970
51.	7.17 ft	on 02-03-1969
52.	7.95 ft	on 02-06-1968
53.	6.32 ft	on 04-07-1967
54.	5.91 ft	on 05-17-1966
55.	6.54 ft	on 03-09-1965
56.	4.75 ft	on 04-06-1964
57.	6.05 ft	on 03-21-1963
58.	7.06 ft	on 03-24-1962
59.	6.57 ft	on 04-28-1961
60.	8.39 ft	on 04-02-1960
61.	6.46 ft	on 04-06-1959
62.	5.70 ft	on 03-04-1958
63.	5.80 ft	on 04-30-1957
64.	8.02 ft	on 05-03-1956
65.	6.14 ft	on 03-04-1955
66.	6.66 ft	on 03-29-1954
67.	5.52 ft	on 06-10-1953
68.	7.47 ft	on 01-19-1952
69.	7.30 ft	on 01-07-1951
70.	9.65 ft	on 03-30-1950
71.	8.12 ft	on 02-18-1949
72.	10.15 ft	on 03-22-1948
73.	10.94 ft	on 04-08-1947
74.	7.96 ft	on 03-09-1946
75.	8.17 ft	on 05-20-1945
76.	7.95 ft	on 02-29-1944
77.	9.41 ft	on 06-05-1943
78.	8.60 ft	on 03-19-1942
79.	5.74 ft	on 04-23-1941
80.	6.80 ft	on 09-02-1940
81.	7.32 ft	on 04-22-1939
82.	7.16 ft	on 06-02-1938
83.	8.98 ft	on 06-28-1937
84.	7.28 ft	on 03-02-1936
85.	6.02 ft	on 03-14-1935
86.	7.40 ft	on 04-08-1934
87.	5.80 ft	on 05-09-1933

1.	11.69 ft	on 02-25-2018
2.	10.94 ft	on 04-08-1947
3.	10.91 ft	on 02-28-1985
4.	10.43 ft	on 09-18-2008
5.	10.20 ft	on 03-19-1982
6.	10.15 ft	on 03-22-1948
7.	10.04 ft	on 04-22-1975
8.	9.75 ft	on 04-09-2017
9.	9.65 ft	on 03-30-1950
10.	9.41 ft	on 06-05-1943
11.	9.37 ft	on 06-04-1989
12.	9.34 ft	on 05-21-2020
13.	9.14 ft	on 03-12-2009
14.	8.98 ft	on 06-28-1937
15.	8.79 ft	on 03-15-1990
16.	8.69 ft	on 05-30-2011
17.	8.64 ft	on 02-14-2001
18.	8.60 ft	on 03-19-1942
19.	8.57 ft	on 05-25-2004
20.	8.56 ft	on 06-27-2015
21.	8.53 ft	on 01-17-2005
22.	8.44 ft	on 03-12-1974
23.	8.39 ft	on 04-02-1960
24.	8.37 ft	on 03-08-1976
25.	8.32 ft	on 04-06-2023
26.	8.24 ft	on 06-24-2019
27.	8.23 ft	on 03-08-1979
28.	8.20 ft	on 10-06-1986
29.	8.19 ft	on 04-22-2013
30.	8.18 ft	on 03-15-1986
31.	8.17 ft	on 05-20-1945
32.	8.12 ft	on 02-18-1949
33.	8.02 ft	on 05-03-1956
34.	7.97 ft	on 01-04-1973
35.	7.96 ft	on 03-09-1946
36.	7.95 ft	on 02-29-1944
37.	7.95 ft	on 02-06-1968
38.	7.92 ft	on 01-08-1993
39.	7.89 ft	on 06-28-1978
40.	7.86 ft	on 07-25-2010
41.	7.72 ft	on 12-02-1990
42.	7.61 ft	on 06-29-2021
43.	7.60 ft	on 04-26-1999
44.	7.59 ft	on 02-24-1971
45.	7.55 ft	on 03-24-2014
46.	7.47 ft	on 01-19-1952
47.	7.42 ft	on 02-21-2022
48.	7.40 ft	on 04-10-1988
49.	7.40 ft	on 04-08-1934
50.	7.32 ft	on 04-22-1939
51.	7.30 ft	on 01-07-1951
52.	7.30 ft	on 02-25-1997
53.	7.28 ft	on 03-02-1936
54.	7.26 ft	on 01-10-1998
55.	7.17 ft	on 02-03-1969
56.	7.16 ft	on 06-02-1938
57.	7.06 ft	on 03-24-1962
58.	6.88 ft	on 08-18-2016
59.	6.81 ft	on 03-04-2012
60.	6.81 ft	on 04-12-1970
61.	6.80 ft	on 09-02-1940
62.	6.78 ft	on 02-22-1994
63.	6.66 ft	on 03-29-1954
64.	6.57 ft	on 04-28-1961
65.	6.54 ft	on 03-09-1965
66.	6.50 ft	on 03-16-2007
67.	6.46 ft	on 04-06-1959
68.	6.45 ft	on 03-13-2002
69.	6.41 ft	on 04-21-1972
70.	6.32 ft	on 04-07-1967
71.	6.28 ft	on 03-17-2006
72.	6.23 ft	on 10-27-1991
73.	6.20 ft	on 11-13-1995
74.	6.14 ft	on 03-04-1955
75.	6.07 ft	on 04-08-2003
76.	6.05 ft	on 03-21-1963
77.	6.04 ft	on 05-23-2000
78.	6.02 ft	on 03-14-1935
79.	5.91 ft	on 05-17-1966
80.	5.82 ft	on 03-16-1995
81.	5.80 ft	on 04-30-1957
82.	5.80 ft	on 05-09-1933
83.	5.74 ft	on 04-23-1941
84.	5.73 ft	on 04-01-1977
85.	5.70 ft	on 03-04-1958
86.	5.52 ft	on 06-10-1953
87.	4.75 ft	on 04-06-1964