CLERK’S OFFICENOV 26 2012A STATE OFILUNo / A \ oui Oontroj otrcIllinois Nature Preserves/4’ommissionOne Natural Resources WaySpringfield, IL 62702-1271217/785-8686November 19, 2012Mr.
A number of sites receiving Clean Construction or Demolition Debris Fill (CCDD) lie within the
delineated Class III groundwater contribution areas of Nature Preserves or areas that likelyqualify but have not yet completed the delineation process.
John Therriault
Page TwoNovember 19, 2012supported by Class III groundwater are vulnerable to changes in quality or quantity to theirgroundwater systems.
Illinois Nature Preserves make up less than .15% of
the State...
Allowed
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