Dupage County Public Works
Sewer operator · Illinois · Burr Ridge, West Chicago
Map sources: water outlines and launches from OpenBoatLaunch and OpenStreetMap contributors (Open Database License); wastewater outlets from EPA and state records; downstream estimates by DirtyWaterWatch using U.S. Geological Survey maps and flow data. Base map: OpenFreeMap and OpenMapTiles.
Ringed dots mark treatment plant outfalls. Small hollow diamonds mark places named in its overflow reports (provisional). Square boat markers mark boat launches listed by OpenBoatLaunch.
- Federal wastewater discharge permit (NPDES)
- IL0028428, IL0065188
- Wastewater outlets
- 4 treatment plant outfalls listed by EPA or state agencies; 2 places named in its own overflow reports (provisional locations) · List
- Waters listed as receiving wastewater
- WEST BRANCH OF DUPAGE RIVER; DES PLAINES RIVER
- Tracked waters
- Des Plaines River, IL, West Branch Du Page River, IL
- Discharge records counted
- 3 records · latest
- Total reported volume in these records
- 4 gallons across the 1 record that give a volume (2 without one)
These totals reflect the records we track. Missing volumes and gaps in reporting limit comparisons between operators.
Sources: EPA ECHO and the operator and state sources linked below. Counts use the discharge records on this page. Updated 2026-11-06 09:03 UTC.
Public notices and alerts
We do not list an alert service for this operator yet. Check its website.
Source: Dupage County Public Works's public notice and alert pages and the state's notification records.
Report a missing notice or error
Wastewater outlets
Outfall: a pipe or outlet where wastewater enters a water body.
4 treatment plant outfalls listed by EPA or state agencies; 2 places named in its own overflow reports (provisional locations).
Treatment plant outfalls
4 outfalls
- Outfall 001 · receiving water in the permit: WEST BRANCH OF DUPAGE RIVER · West Branch Du Page River, IL · status not published
- Outfall 001 · receiving water in the permit: DES PLAINES RIVER · Des Plaines River, IL · status not published
- Outfall A01 · receiving water in the permit: DES PLAINES RIVER · Des Plaines River, IL · status not published
- Outfall B01 · receiving water in the permit: DES PLAINES RIVER · Des Plaines River, IL · status not published
Source: U.S. Environmental Protection Agency (EPA) permit records (ICIS-NPDES permitted features): where a treatment plant’s permitted discharge leaves. No national source says whether a plant outfall is open or closed.
Places named in overflow reports (provisional)
2 places
Provisional location from overflow reports. Where the operator's own reports put an overflow: a manhole, pump station or plant. Not an outfall listed in a permit.
- Reported place · 2 overflow reports, latest Jul 3, 2026 · confidence high · no water record yet
- Reported place · 1 overflow report, latest Dec 16, 2025 · confidence medium · no water record yet
Source: the operator's own overflow reports to the state. DirtyWaterWatch groups reports within 50 metres into one place and finds the water below it with U.S. Geological Survey river maps (NLDI, NHDPlus). Not a permitted outfall; provisional until an official outfall record exists.
Reports and advisories
Sanitary sewer overflow (SSO): sewage spills from a sewer meant to carry sewage separately from rainwater.
| When | Report | Status |
|---|---|---|
| to Jul 5 | Des Plaines River · SSO · volume not reported report · notice · map | ended |
| to 8:00 PM CST | “DesPlaines River” · SSO · 4 gallons report · notice · map | ended |
| to Jul 25 ’25 | Des Plaines River · SSO · volume not reported report · notice · map | ended |
Sources: EPA ECHO Sewer Overflow and Bypass Event report (reported to regulators), retrieved 2026-11-06 08:38 UTC. A report's record id and times show when you hover or focus its "report" link.
All reports in Illinois by year: 2026 (1 from Dupage County Public Works) · 2025 (2 from Dupage County Public Works)
Other sewer operators on these waters
- Des Plaines River, IL: City of Chicago (Chicago CSO), City of Crest Hill, City of Joliet, City of Joliet Eastside (Joliet Eastside STP), City of Park Ridge (Park Ridge CSOS), Lake County Public Works Department, Metro Water Reclamation District Of Greater Chicago (MWRDGC Stickney WRP), Metro Water Reclamation District Of Greater Chicago (MWRDGC Terrence J O'Brien WTR Reclamation Plant), North Shore Water Reclamation District, Village of Brookfield (Brookfield CSOS), Village of Des Plaines (Des Plaines CSOS), Village of Elwood, Village of Forest Park (Forest Park CSOS), Village of Franklin Park, Village of Libertyville, Village of Lyons (Lyons CSOS), Village of Maywood (Maywood CSOS), Village of Melrose Park (Melrose Park CSOS), Village of Mount Prospect, Village of Mundelein, Village of North Riverside, Village of River Forest (River Forest CSOS), Village of River Grove (River Grove CSOS), Village of Riverside (Riverside CSOS), Village of Romeoville, Village of Schiller Park
- West Branch Du Page River, IL: Village of Bartlett, West Chicago/Winfield Wastewater Authority
The last 90 days
No discharge, advisory or caution periods are shown for the waters this sewer operator's reports were placed on in this time span. Check downstream stretches and source coverage.
Source: DirtyWaterWatch calculations using the reports named above and the published status rules. Updated 2026-11-06 09:03 UTC.
Reported discharges over time
Historical charts are not available here. See the reports and sources on this page.