Clean Water Act discharge permit · NPDES IL0074098
OTTAWA WELL 10 WTP, Ottawa, IL: NPDES IL0074098 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 7Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
OTTAWA WELL 10 WTP, held by OTTAWA, CITY OF, holds NPDES permit IL0074098, which discharges to Fox River. EPA’s file records it issued August 30, 2018 and expiring August 31, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | OTTAWA WELL 10 WTP |
|---|---|
| Permittee as filed | OTTAWA, CITY OF |
| NPDES ID | IL0074098 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | August 30, 2018 |
| Expiration date | August 31, 2023 |
| Address | Ottawa, IL 61350 |
| Receiving water | FOX RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Goose Creek-Fox River (HUC 071200070609) |
| SIC | 4941 – Water Supply |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 10Pollutants on file
- 7Under a numeric limit
- 10With a violation of any kind
- 1With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Chloride [as Cl] | 1 | 47 | 1 | July 31, 2014 | 47% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 202 | 0 | ||
| Solids, total suspended | 2 | 162 | 0 | ||
| pH | 2 | 160 | 0 | ||
| Radium 226 + radium 228, total | 0 | 36 | 0 | ||
| Radium 226, dissolved | 0 | 34 | 0 | ||
| Fluoride, total [as F] | 1 | 27 | 0 | ||
| Solids, total dissolved- 180 deg. C | 0 | 26 | 0 | ||
| Radium 228, total | 1 | 6 | 0 | ||
| Radium 226, total | 1 | 5 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES IL0074098.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, IL0074098.
Start the watch
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID IL0074098 there.
Nearby on the register
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- Every permit record in Ottawa, A to Z
- Discharge permits in Illinois
- Every permit record in Illinois, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.