Clean Water Act discharge permit · NPDES OH0022446
ROCKFORD STP, Rockford, OH: NPDES OH0022446 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 46Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
ROCKFORD STP, held by Rockford, Village of, holds NPDES permit OH0022446, which discharges to St Marys River. EPA’s file records it issued May 5, 2017 and expiring May 31, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | ROCKFORD STP |
|---|---|
| Permittee as filed | Rockford, Village of |
| NPDES ID | OH0022446 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | May 5, 2017 |
| Expiration date | May 31, 2022 |
| Address | Rockford, OH 45882 |
| Receiving water | St Marys River |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Yankee Run-Saint Marys River (HUC 041000040303) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 49Pollutants on file
- 46Under a numeric limit
- 17With 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 | 10 | 96 | 96 | March 31, 2026 | 958% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 10 | 51 | 51 | May 31, 2026 | 105% over the limit |
| pH | 10 | 61 | 41 | January 31, 2016 | |
| Oxygen, dissolved [DO] | 4 | 51 | 41 | May 31, 2019 | 85% over the limit |
| E. coli, MTEC-MF | 8 | 38 | 14 | June 30, 2026 | 752% over the limit |
| Chlorine, total residual | 0 | 19 | 8 | October 31, 2012 | 716% over the limit |
| Oil and grease, hexane extr method | 4 | 8 | 2 | May 31, 2023 | 2,390% over the limit |
| Nitrogen, ammonia total [as N] | 8 | 32 | 0 | ||
| Temperature, water deg. centigrade | 8 | 20 | 0 | ||
| Zinc, total recoverable | 4 | 16 | 0 | ||
| Phosphorus, total [as P] | 4 | 12 | 0 | ||
| Hardness, total [as CaCO3] | 2 | 12 | 0 | ||
| Nitrite + Nitrate total [as N] | 4 | 10 | 0 | ||
| Copper, total recoverable | 4 | 4 | 0 | ||
| Mercury, total low level | 4 | 4 | 0 | ||
| Cadmium, total recoverable | 0 | 4 | 0 | ||
| Lead, total recoverable | 0 | 4 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 0 | 0 | ||
| Biosolids weight indluding admixtures | 4 | 0 | 0 | ||
| Sludge weight, dry | 4 | 0 | 0 | ||
| Nitrogen, ammonia in bottom deposits | 2 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 0 | 0 | ||
| Phosphorous, total, in bottom deposits | 2 | 0 | 0 | ||
| Potassium, in bottom deposits | 2 | 0 | 0 | ||
| Cadmium, dissolved [as Cd] | 2 | 0 | 0 | ||
| Cadmium, total [as Cd] | 2 | 0 | 0 | ||
| Chromium, dissolved [as Cr] | 2 | 0 | 0 | ||
| Chromium, hexavalent [as Cr] | 2 | 0 | 0 | ||
| Chromium, total [as Cr] | 2 | 0 | 0 | ||
| Copper, dissolved [as Cu] | 2 | 0 | 0 | ||
| Copper, total [as Cu] | 2 | 0 | 0 | ||
| Lead, dissolved [as Pb] | 2 | 0 | 0 | ||
| Lead, total [as Pb] | 2 | 0 | 0 | ||
| Nickel, dissolved [as Ni] | 2 | 0 | 0 | ||
| Nickel, total [as Ni] | 2 | 0 | 0 | ||
| Zinc, dissolved [as Zn] | 2 | 0 | 0 | ||
| Zinc, total [as Zn] | 2 | 0 | 0 | ||
| Mercury, total [as Hg] | 2 | 0 | 0 | ||
| Overflows | 2 | 0 | 0 | ||
| Arsenic, dry weight | 1 | 0 | 0 | ||
| Cadmium, in bottom deposits [dry wgt] | 1 | 0 | 0 | ||
| Copper in bottom deposits [dry wgt] | 1 | 0 | 0 | ||
| Lead, total dry weight [as Pb] | 1 | 0 | 0 | ||
| Nickel, tot in bottom deposits [dry wgt] | 1 | 0 | 0 | ||
| Zinc in bottom deposits [dry wgt] | 1 | 0 | 0 | ||
| Selenium, dry weight | 1 | 0 | 0 | ||
| Fecal coliform | 1 | 0 | 0 | ||
| Mercury, tot in bot deposits [dry wgt] | 1 | 0 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 1 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES OH0022446.
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 OH0022446 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.