Clean Water Act discharge permit · NPDES IL0032689
BOLINGBROOK STP #1, Bolingbrook, IL: NPDES IL0032689 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 38Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
BOLINGBROOK STP #1, held by BOLINGBROOK, VILLAGE OF, holds NPDES permit IL0032689, which discharges to East Branch Of Dupage River. EPA’s file records it issued September 23, 2015 and expiring August 31, 2020. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | BOLINGBROOK STP #1 |
|---|---|
| Permittee as filed | BOLINGBROOK, VILLAGE OF |
| NPDES ID | IL0032689 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | September 23, 2015 |
| Expiration date | August 31, 2020 |
| Address | Bolingbrook, IL 60440 |
| Receiving water | EAST BRANCH OF DUPAGE RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | East Branch Du Page River (HUC 071200040804) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 59Pollutants on file
- 38Under a numeric limit
- 59With a violation of any kind
- 5With 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 |
|---|---|---|---|---|---|
| Coliform, fecal general | 2 | 68 | 43 | September 30, 2025 | 1,400% over the limit |
| Nitrogen, ammonia total [as N] | 17 | 102 | 9 | October 31, 2020 | 617% over the limit |
| Chlorine, total residual | 3 | 51 | 7 | July 31, 2017 | 1,500% over the limit |
| Solids, total suspended | 8 | 111 | 1 | February 29, 2012 | 29% over the limit |
| Oxygen, dissolved [DO] | 7 | 15 | 1 | July 31, 2016 | 26% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 72 | 0 | ||
| pH | 4 | 70 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 69 | 0 | ||
| Phosphorus, total [as P] | 5 | 45 | 0 | ||
| BOD, 5-day, 20 deg. C | 4 | 38 | 0 | ||
| Flow, total | 2 | 19 | 0 | ||
| Nitrogen, total [as N] | 2 | 16 | 0 | ||
| Arsenic, dry weight | 0 | 12 | 0 | ||
| Selenium, dry weight | 0 | 12 | 0 | ||
| Copper, dry weight | 0 | 12 | 0 | ||
| Cadmium, dry weight | 0 | 12 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 0 | 12 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 0 | 12 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 0 | 12 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 0 | 12 | 0 | ||
| Nitrite + Nitrate total [as N] | 1 | 8 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 0 | 8 | 0 | ||
| Alkalinity, total [as CaCO3] | 1 | 7 | 0 | ||
| Phosphorus, dissolved | 1 | 7 | 0 | ||
| Chloride [as Cl] | 1 | 7 | 0 | ||
| Nitrogen, Kjeldahl Total | 1 | 7 | 0 | ||
| Cyanide, free [amenable to chlorination] | 2 | 6 | 0 | ||
| Cyanide, total [as CN] | 2 | 4 | 0 | ||
| Temperature, water deg. fahrenheit | 1 | 4 | 0 | ||
| Pollutant table from 503.13 | 0 | 4 | 0 | ||
| Level of pathogen requirements achieved | 0 | 4 | 0 | ||
| Description of pathogen option used | 0 | 4 | 0 | ||
| Vector attraction reduction alternative used | 0 | 4 | 0 | ||
| Oil & Grease | 2 | 3 | 0 | ||
| Fluoride, total [as F] | 2 | 3 | 0 | ||
| Arsenic, total [as As] | 2 | 3 | 0 | ||
| Barium, total [as Ba] | 2 | 3 | 0 | ||
| Cadmium, total [as Cd] | 2 | 3 | 0 | ||
| Chromium, hexavalent [as Cr] | 2 | 3 | 0 | ||
| Chromium, total [as Cr] | 2 | 3 | 0 | ||
| Copper, total [as Cu] | 2 | 3 | 0 | ||
| Iron, total [as Fe] | 2 | 3 | 0 | ||
| Iron, dissolved [as Fe] | 2 | 3 | 0 | ||
| Lead, total [as Pb] | 2 | 3 | 0 | ||
| Manganese, total [as Mn] | 2 | 3 | 0 | ||
| Nickel, total [as Ni] | 2 | 3 | 0 | ||
| Silver, total [as Ag] | 2 | 3 | 0 | ||
| Zinc, total [as Zn] | 2 | 3 | 0 | ||
| Selenium, total [as Se] | 2 | 3 | 0 | ||
| Phenolics, total recoverable | 2 | 3 | 0 | ||
| Mercury, total [as Hg] | 2 | 3 | 0 | ||
| Cyanide, weak acid, dissociable | 0 | 1 | 0 | ||
| Ann. amt sludge disposed by other method | 0 | 1 | 0 | ||
| Annual amt of sludge incinerated | 0 | 1 | 0 | ||
| Annual sludge production, total | 0 | 1 | 0 | ||
| Annual amount of sludge land applied | 0 | 1 | 0 | ||
| Annual amt. sludge disposed surface unit | 0 | 1 | 0 | ||
| Annual amt sludge disposed in landfill | 0 | 1 | 0 | ||
| Annual amt sludge transported interstate | 0 | 1 | 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
- 6Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 18, 2026 | Dry-weather SSO, no discharge to waters of the U.S., that may endanger health or the environment | ST6 |
| July 23, 2026 | Dry-weather SSO discharge to waters of the U.S. that may endanger health or the environment | ST6 |
| July 4, 2026 | Wet-weather SSO discharge to waters of the U.S. that may endanger health or the environment | ST6 |
| July 4, 2026 | Wet-weather SSO, no discharge to waters of the U.S., that may endanger health or the environment | ST6 |
| March 23, 2026 | Dry-weather SSO, no discharge to waters of the U.S., that may endanger health or the environment | ST6 |
| June 25, 2025 | Dry-weather SSO, no discharge to waters of the U.S., that may endanger health or the environment | ST6 |
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.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.