Clean Water Act discharge permit · NPDES OH0142271
CENTRAL OHIO BIOENERGY LLC, Columbus, OH: NPDES OH0142271 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 14Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
CENTRAL OHIO BIOENERGY LLC, held by SCHMACK BIOMASS LLC -, holds NPDES permit OH0142271, which discharges to None. EPA’s file records it issued June 16, 2009 and expiring July 31, 2014. 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 | CENTRAL OHIO BIOENERGY LLC |
|---|---|
| Permittee as filed | SCHMACK BIOMASS LLC - |
| NPDES ID | OH0142271 |
| 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 | June 16, 2009 |
| Expiration date | July 31, 2014 |
| Address | Columbus, OH 43223 |
| Receiving water | NONE |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Kian Run-Scioto River (HUC 050600012302) |
| Other EPA IDs (FRS) | ICIS-AIR source OH0000000125044001 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 17Pollutants on file
- 14Under a numeric limit
- 16With a violation of any kind
- 2With 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 |
|---|---|---|---|---|---|
| Fecal coliform | 4 | 35 | 3 | February 28, 2026 | 59,000% over the limit |
| Zinc in bottom deposits [dry wgt] | 8 | 11 | 2 | October 31, 2024 | 35% over the limit |
| Biosolids weight indluding admixtures | 6 | 18 | 0 | ||
| Sludge weight, dry | 0 | 16 | 0 | ||
| Nitrogen, ammonia in bottom deposits | 8 | 13 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 8 | 12 | 0 | ||
| Phosphorous, total, in bottom deposits | 0 | 12 | 0 | ||
| Potassium, in bottom deposits | 0 | 12 | 0 | ||
| Arsenic, dry weight | 8 | 9 | 0 | ||
| Cadmium, in bottom deposits [dry wgt] | 8 | 9 | 0 | ||
| Copper in bottom deposits [dry wgt] | 8 | 9 | 0 | ||
| Lead, total dry weight [as Pb] | 8 | 9 | 0 | ||
| Nickel, tot in bottom deposits [dry wgt] | 8 | 9 | 0 | ||
| Selenium, dry weight | 8 | 9 | 0 | ||
| Mercury, tot in bot deposits [dry wgt] | 8 | 9 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 8 | 6 | 0 | ||
| Sediment sample [dry weight] | 12 | 0 | 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
- 12Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| April 21, 2026 | Biosolids - Land Application: Label or Information Sheet Requirements Violation | ST6 |
| April 21, 2026 | Biosolids - Land Application: Applied to Land at Greater than the Agronomic Rate Violation | ST6 |
| April 21, 2026 | Biosolids - Land Application: Failure to Notify Land Application Applier | ST6 |
| April 21, 2026 | Biosolids - Land Application: Failure to Notify Owner or Lease Holder | ST6 |
| April 21, 2026 | Biosolids - Land Application: Facility Failed to Keep Records for Preparers and Appliers | ST6 |
| April 21, 2026 | Biosolids: Other Management Practice Violation | ST6 |
| November 8, 2024 | Biosolids - Land Application: Cumulative Pollutant Loading Violation | ST6 |
| November 8, 2024 | Biosolids - Land Application: Failure to Notify State Permitting Authority | ST6 |
| October 1, 2024 | PR: Biosolids - Land Application: Applied to Land at Greater than the Agronomic Rate Violation | ST6 |
| October 1, 2024 | PR: Biosolids - Land Application: Cumulative Pollutant Loading Violation | ST6 |
| October 1, 2024 | PR: Biosolids - Land Application: Failure to Notify State Permitting Authority | ST6 |
| October 1, 2024 | PR: Biosolids: Other Management Practice Violation | 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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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 OH0142271 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.