Clean Water Act discharge permit · NPDES INRM03174
HOWARD MATERIALS LLC, Indianapolis, IN: NPDES INRM03174 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
HOWARD MATERIALS LLC, held by Howard Materials LLC, holds NPDES permit INRM03174, which discharges to Eagle Creek. EPA’s file records it issued April 22, 2025 and expiring April 21, 2030. 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.
What the register holds for HOWARD MATERIALS LLC: its NPDES ID, its permit type and status, its dates, its address in Indianapolis, Indiana, its receiving water, and 8 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES INRM03174.
Identity
| Facility as filed | HOWARD MATERIALS LLC |
|---|---|
| Permittee as filed | Howard Materials LLC |
| NPDES ID | INRM03174 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Industrial stormwater |
| Issued | April 22, 2025 |
| Expiration date | April 21, 2030 |
| Issuing agency | IDEM |
| Address | Indianapolis, IN 46241 |
| Receiving water | Eagle Creek |
| Subwatershed | Ristow Branch-Eagle Creek (HUC 051202011110) |
| Other EPA IDs (FRS) | ICIS-AIR source IN0000001809700735 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 8Pollutants on file
- 8Under a numeric limit
- 0With a violation of any kind
- 0With 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 |
|---|---|---|---|---|---|
| pH | 1 | 0 | 0 | ||
| Solids, total suspended | 1 | 0 | 0 | ||
| Oil and grease, hexane extr method | 1 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 1 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 1 | 0 | 0 | ||
| Phosphorus, total [as P] | 1 | 0 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 1 | 0 | 0 | ||
| Chemical Oxygen Demand [COD] | 1 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES INRM03174.
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 INRM03174.
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, INRM03174.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 INRM03174 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.