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Engineering Documents

Documents and Links
Here you will can find different websites and documents related to past and current engineering business.  To use this page, click the relevant heading and select the desired link or document. You may have to manually open the document from your computer's downloads folder in order to view it.
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Document Center

The Document Center provides easy access to public documents. Click on one of the categories below to see related documents or use the search function.

Categories always sorted by seq (sub-categories sorted within each category)
Documents sorted by SEQ in Ascending Order within category

Illinois EPA Documents4 documents

  • 2021-2022 DuPage County Annual Facility Inspection Report
    document seq 0.00
  • Illinois Environmental Protection Agency
    document seq 1.00
  • Illinois EPA Permit #IL0066818 for Combined Sewer Overflows
    document seq 2.00
  • 2023 Annual Public Information Meeting
    document seq 3.00

DuPage County Stormwater Documents7 documents

  • Stormwater Management Program Plan.pdf
    document seq 0.00
  • 2021 NOI for Countywide General Permit ILR40.pdf
    document seq 0.10

DuPage County Annual Stormwater Reports5 documents

  • DuPage County Annual Report 2022-2023.pdf
    document seq 0.00
  • DuPage County Annual Report 2021-2022.pdf
    document seq 0.00
  • DuPage County Annual Report 2020-2021.pdf
    document seq 0.00
  • DuPage County Annual Report 2019-2020.pdf
    document seq 0.00
  • DuPage County Annual Report 2018-2019.pdf
    document seq 0.00

Useful Resources5 documents

  • Illinois Department of Transportation
    document seq 0.00
  • Annual Rainfall Summary
    document seq 0.00
  • Village Engineering Standards
    document seq 0.00
  • DuPage County Stormwater Management Division webpage
    document seq 1.00
  • Hinsdale Benchmarks
    document seq 3.00

Floodplain Information2 documents

  • Flood Insurance & the National Flood Insurance Program
    document seq 4.00
  • Effective Flood Insurance Rate Maps
    document seq 5.00
    Letters of Map Change are not incorporated