Drought Vulnerability of Illinois' Community Surface Water Systems, Illinois State Water Survey

Illinois Drought

Danville (Aqua Illinois)

System Information

System Description

Water is released from Lake Vermilion to supply an intake located at a low channel dam next to the water treatment plant approximately 2.4 miles downstream of the lake.

Satellite Communities and Water Districts

Danville, Belgium, Catlin, Tilton, and Westville
Locator map for Danville (Aqua Illinois)

Population Served:





Vermilion - Wabash
Water Source
Name Type Stream DA (sq mi) SA (ac) Capacity Year Est. Est. 2010 Cap. (ac-ft)
Lake Vermilion IR N Fk Vermilion R 298 878 7971 1998 7109

1989 Study:

50-year drought yield sufficient at present level of water use.

USGS Gages:

N Fk Vermilion River at Bismarck (03338780)

Developments since 1989:

Lake Vermilion's operating normal pool level was raised 6.2 feet in 1991.
Chart of Annual Raw Water Production (mgd)
Note: *Closure of industrial facilities has reduced water production in Danville over the past 15 years.

Notes and Terminology

Vulnerability Report

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Illinois State Water Survey

2204 Griffith Dr., MC-674
Champaign, IL 61820-7463
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