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Of The Chicago Metropolitan Area

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Watersheds of the Chicago Metropolitan Area

 
Watershed
Area
Area Subject To Flooding (acres)
Length of Rivers and Tributaries (miles)
Residences Damaged Annually
Businesses Damaged Annually
Average Annual Damages
(1,000s)
Des Plaines River
681
33,900
250
2,700
211
$21,400
   North Branch Chicago River
102
5,500
57
1,030
20
$2,995
   Cal-Sag Channel
117
1,050
25
578
0
$2,646
   Little Calumet River
213
10,800
109
6,866
142
$5,835
   DuPage River
353
8,623
129
1,030
25
$2,890
Fox River
1720
N/A
117
(mainstem)
3,880
N/A
2,700
Poplar Creek
40
1,523
26
184
28
$125
Upper Salt Creek
52
1,940
17
20
0
$46
Hickory Creek
107
N/A
35
(Mainstem)
2,000
N/A
$475
TOTALS
3,874
64,438
765
18,288
426
$39,112
* Damage on other Tributary streams not included