Village of Skokie

Sewer utility with combined sewers · Illinois · Skokie

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.

Solid dots mark combined sewer outfalls. A yellow ring with a dashed edge means discharge likely or possible: heavy rain, no report received.

Federal wastewater discharge permit (NPDES): ILM580036
Wastewater outlets: 7 combined sewer outfalls listed by EPA or state agencies (the state's combined sewer records list 5) · List
Waters listed as receiving wastewater: SUBURBAN CHICAGO AREAS
Tracked waters: North Shore Channel, IL
Discharge records counted: 0 records
Total reported volume in these records: No numeric volumes are available in these tracked records.

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

Get alerts from Village of Skokie

Pages where Village of Skokie or the state publishes its notices:

mwrd.org/community-action/you-can-help-prevent-flooding-and-protect-water-quality/combined-sewer-overflow-notification

Its public-notice channels

Operator's notice page · Required by law (ILM580036)
Annual CSO notice not read

40 CFR 122.38(b): "by May 1 of each calendar year (or an alternative date specified by the Director), any permittees authorized to discharge a CSO to the Great Lakes Basin shall make available to the public an annual notice describing the CSO discharges from its discharge point(s) that occurred in the previous calendar year"
Warning lights or signs · Required by law (ILM580036)
Outfall signs not read

40 CFR 122.38(a)(1): the Great Lakes Basin CSO permittee ensures adequate signage, where feasible, at its CSO discharge points and at potentially impacted public access areas
Health department page · Required by law (ILM580036)
Health department notice not read

40 CFR 122.38(a)(2)(i): initial notice to the local public health department and other potentially affected public entities within 4 hours of becoming aware of a CSO discharge; (a)(2)(ii): the volume and the approximate end time within 7 days after it ends
Email list · Required by a permit (ILM580036)
Email list; not read

40 CFR 122.38(a)(3)(i): "As soon as possible, but no later than four (4) hours after becoming aware by monitoring, modeling or other means that a CSO discharge has occurred, the Great Lakes Basin CSO permittee shall provide public notification of CSO discharges. The Great Lakes Basin CSO permittee shall provide public notification of CSO discharges electronically, such as by text, email, social media alerts to subscribers or by posting a notice on its public access website"; 40 CFR 122.38(a)(3)(iii): within 7 days after becoming aware that the discharge has ended, the permittee updates the electronic notice with the volume and the approximate end time; MWRD permits IL0028053 and IL0028061, Special Condition 13.14 (public notification program; permit text not read)

Source: Village of Skokie's public notice and alert pages and the state's notification records; DirtyWaterWatch register of public-notice channels and its page monitor.

Report a missing notice or error

Rain and discharges

The NOAA MRMS radar-only rainfall estimate for the 24 hours to the latest hour, read every hour at each outfall from the radar grid. We show a caution when the rain reaches the amount below and no discharge report has arrived.

Threshold: 0.1 in of rain in 24 hours (site default: This site's default: 0.1 inch of rain in 24 hours at a combined sewer outfall, applied where the state publishes no rain trigger of its own)
Radar now: 1.4 in in the 24 hours to Nov 6, 2026, 2:00 AM CST
Forecast: 0 in forecast in the next 24 hours (NWS forecast issued Nov 6, 2026, 12:21 AM CST)
Status: Discharge possible: heavy rain, no report received

Source: NOAA National Weather Service, MRMS radar-only rainfall estimate, valid Nov 6, 2026, 2:00 AM CST, retrieved 2026-11-06 08:57 UTC; threshold: site default; rule: How it works, discharge likely or possible.

Wastewater outlets

Outfall: a pipe or outlet where wastewater enters a water body.

7 combined sewer outfalls listed by EPA or state agencies. Discharge likely or possible now at some of them: see Rain and discharges above.

Combined sewer outfalls

7 outfalls · discharge possible now at 7

Discharge possible: heavy rain, no report received at 7 outfalls now: radar rainfall has reached the operator's threshold and no discharge report has arrived (NOAA radar estimate).

Outfall 001 · receiving water in the permit: SUBURBAN CHICAGO AREAS · no water record yet · open · shown at the treatment plant (the outlet's own location is not published) · discharge possible now: heavy rain, no report received
Outfall 002 · receiving water in the permit: North Shore Channel · North Shore Channel, IL · open · discharge possible now: heavy rain, no report received
Outfall 003 · receiving water in the permit: North Shore Channel · North Shore Channel, IL · open · discharge possible now: heavy rain, no report received
Outfall 004 · receiving water in the permit: North Shore Channel · North Shore Channel, IL · open · discharge possible now: heavy rain, no report received
Outfall 005 · receiving water in the permit: North Shore Channel · North Shore Channel, IL · open · discharge possible now: heavy rain, no report received
Outfall DS-M100#375 · receiving water in the permit: North Shore Channel · North Shore Channel, IL · open · discharge possible now: heavy rain, no report received
Outfall I-99 · receiving water in the permit: North Shore Channel · North Shore Channel, IL · open · discharge possible now: heavy rain, no report received

Source: U.S. Environmental Protection Agency (EPA) national combined sewer outfall inventory (ECHO) and state outfall layers. Open or closed as EPA's inventory lists it. DirtyWaterWatch links outlets to waters using permit numbers, locations and names.

Reports and advisories

No reports are linked to this operator yet.

Other sewer operators on these waters

North Shore Channel, IL: City of Chicago (Chicago CSO), City of Evanston (Evanston CSOS), 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), Village of Lincolnwood (Lincolnwood CSOS), Village of Wilmette (Wilmette CSOS)

The last 90 days

Last 90 days, hour by hour. Red: discharge or advisory reported. Amber: caution. Hatched amber: end not confirmed. Plum: algal bloom advisory. Red or amber with a light line inside: beach advisory or caution. Dotted: monthly report (days with discharge, dates not given). Grey: no current status on the water outline. Purple hatching: a status resting on a source that could not be checked on schedule.

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.