WaterWastewater Engineers salary in IL

5 certified-data filings in IL · national median $89,916

$77,314

Min

$77,314

25th

$82,505

Median

$98,218

75th

$114,754

90th

The median in IL is -8% vs. the nationwide median for this role. See all states →

Same role, other states

Recent certified cases

CaseEmployerCityWageDecision
G-100-24108-897716 Michael Baker International, Inc. Chicago $114,754 Jul 30, 2025
G-100-23239-298794 Wastewater Acquisition LLC Wood Dale $98,218 Nov 29, 2024
A-21176-07636 Green Metro Planning LLC Aurora $79,893 Mar 17, 2022
A-20183-71761 Veolia Plainfield $82,505 Mar 17, 2021
A-20168-66120 Green Metro Planning LLC Aurora $77,314 Dec 17, 2020

Annual-equivalent wages; outliers excluded. Source: U.S. DOL OFLC PERM disclosure data.