Clean Water Act discharge permit · NPDES IN0041891
NOB HILL WASTEWATER TREATMENT PLANT, Hobart, IN: NPDES IN0041891 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
NOB HILL WASTEWATER TREATMENT PLANT, held by NOB HILL MUNICIPAL WWTP, holds NPDES permit IN0041891, which discharges to Deep R Via Spring Creek. EPA’s file records it issued August 12, 2003 and expiring August 31, 2008. 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 | NOB HILL WASTEWATER TREATMENT PLANT |
|---|---|
| Permittee as filed | NOB HILL MUNICIPAL WWTP |
| NPDES ID | IN0041891 |
| 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 12, 2003 |
| Expiration date | August 31, 2008 |
| Issuing agency | IDEM |
| Address | Hobart, IN 46342 |
| Receiving water | DEEP R VIA SPRING CREEK |
| Subwatershed | Little Calumet River-Deep River (HUC 040400010508) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 11Pollutants on file
- 0Under a numeric limit
- 11With a violation of any kind
- 7With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 0 | 79 | 59 | November 30, 2008 | 428% over the limit |
| Nitrogen, ammonia total [as N] | 0 | 82 | 46 | November 30, 2008 | 1,207% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 0 | 51 | 19 | August 31, 2006 | 173% over the limit |
| Chlorine, total residual | 0 | 21 | 17 | April 30, 2008 | 99,999% over the limit |
| Phosphorus, total [as P] | 0 | 17 | 9 | June 30, 2008 | 385% over the limit |
| Oxygen, dissolved [DO] | 0 | 13 | 4 | July 31, 2003 | 38% over the limit |
| pH | 0 | 19 | 1 | April 30, 2003 | |
| Flow, in conduit or thru treatment plant | 0 | 18 | 0 | ||
| Phosphorus, total percent removal | 0 | 8 | 0 | ||
| Flow, wastewater by-passing trtmnt plant | 0 | 6 | 0 | ||
| Flow, total | 0 | 2 | 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 IN0041891.
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
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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 IN0041891 there.
Nearby on the register
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- Every permit record in Indiana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.