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Sewer System Permitting

Evanston operates its sewer systems under two permits granted by the Illinois Environmental Protection Agency.  The National Pollution Discharge Elimination System (NPDES) permit governs operation of the combined sewer system.  The Municipal Separate Storm Sewer System (MS4) permit applies to operation of the relief and storm sewer systems.  

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

Sewer System Permitting

2019 Pollution Prevention Plan
document seq 0.00
PPP Public Meeting 12052019
document seq 0.00
CSO Plan
document seq 0.00
CSO Public Meeting 12192019
document seq 0.00
2019 Evanston Annual Facility Inspection Report
document seq 0.00

Evanston Storm Sewer

Storm Sewer Map
document seq 1.00
Sewer Basin Maps
document seq 2.00

NPDES Permits

Sensitive Area Consideration Report
document seq 1.00
NPDES 2008 Renewal Application
document seq 2.00
NPDES 2003 Permit Modification
document seq 3.00
NPDES 2003 Permit ILM580002
document seq 4.00

MS4 Permits

2025 Annual Facility Inspection Summary Report
document seq 1.00
2024 Annual Facility Inspection Summary Report
document seq 2.00
2023 Annual Facility Inspection Summary Report
document seq 3.00
2022 Annual Facility Inspection Summary Report
document seq 4.00
2021 Annual Facility Inspection Summary Report
document seq 5.00
2021 MS4 NOI Permit Application
document seq 6.00
2020 Evanston Annual Facility Inspection Report
document seq 7.00
2019 Evanston Annual Facility Inspection Report
document seq 8.00
2018 Stormwater Management Plan
document seq 9.00
2018 Evanston Annual Facility Inspection Report
document seq 10.00
2017 Annual Facility Inspection Summary Report
document seq 11.00
2014 Evanston Annual Facility Inspection Report
document seq 12.00
2014 MS4 NOI Permit Application
document seq 13.00
2013 MS4 Update
document seq 14.00
2012 MS4 Update
document seq 15.00
2011 MS4 Update
document seq 16.00
2010 MS4 Update
document seq 17.00
2009 MS4 Update
document seq 18.00
2008 MS4 Update
document seq 19.00
2008 MS4 Permit ILR40
document seq 20.00