Clean Water Act discharge permit · NPDES OHGH00859
NCHP PHASE 3B PIPELINE REPLACEMENT, Columbus, OH: NPDES OHGH00859 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 7Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
NCHP PHASE 3B PIPELINE REPLACEMENT, held by Columbia Gas of Ohio, Inc., holds NPDES permit OHGH00859. EPA’s file records it issued July 25, 2025 and expiring January 31, 2028. 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 NCHP PHASE 3B PIPELINE REPLACEMENT: its NPDES ID, its permit type and status, its dates, its address in Columbus, Ohio, and 7 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES OHGH00859.
Identity
| Facility as filed | NCHP PHASE 3B PIPELINE REPLACEMENT |
|---|---|
| Permittee as filed | Columbia Gas of Ohio, Inc. |
| NPDES ID | OHGH00859 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | July 25, 2025 |
| Expiration date | January 31, 2028 |
| Address | Columbus, OH 43211 |
| Subwatershed | Mason Run-Big Walnut Cr. (HUC 050600011505) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 7Pollutants on file
- 7Under 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 |
|---|---|---|---|---|---|
| Flow rate | 4 | 0 | 0 | ||
| pH | 4 | 0 | 0 | ||
| Solids, total suspended | 4 | 0 | 0 | ||
| Iron, total recoverable | 4 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 0 | 0 | ||
| Oil and grease, hexane extr method | 2 | 0 | 0 | ||
| Chlorine, total residual | 2 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES OHGH00859.
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 OHGH00859.
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 OHGH00859 there.
Nearby on the register
- Discharge permits in Columbus
- Every permit record in Columbus, A to Z
- Discharge permits in Ohio
- Every permit record in Ohio, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.