Clean Water Act discharge permit · NPDES OH0003956
FORMER WKI FACILITY GROUNDWATER REMEDIATION SYSTEM, Massillon, OH: NPDES OH0003956 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 14Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
FORMER WKI FACILITY GROUNDWATER REMEDIATION SYSTEM, held by Pfizer Inc, holds NPDES permit OH0003956, which discharges to Newman Creek. EPA’s file records it issued March 29, 2022 and expiring March 31, 2026. 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 | FORMER WKI FACILITY GROUNDWATER REMEDIATION SYSTEM |
|---|---|
| Permittee as filed | Pfizer Inc |
| NPDES ID | OH0003956 |
| 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 | March 29, 2022 |
| Expiration date | March 31, 2026 |
| Address | Massillon, OH 44647 |
| Receiving water | Newman Creek |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Town of North Lawrence-Newman Creek (HUC 050400010307) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 15Pollutants on file
- 14Under a numeric limit
- 2With 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 |
|---|---|---|---|---|---|
| Oil and grease [soxhlet extr.] tot. | 0 | 8 | 8 | August 31, 2009 | 460% over the limit |
| pH | 2 | 2 | 2 | January 31, 2014 | |
| Oil and grease, hexane extr method | 4 | 0 | 0 | ||
| Temperature, water deg. centigrade | 2 | 0 | 0 | ||
| Carbon, tot organic [TOC] | 2 | 0 | 0 | ||
| Copper, dissolved [as Cu] | 2 | 0 | 0 | ||
| Methyl chloride [Chloromethane] | 2 | 0 | 0 | ||
| 1,1-Dichloroethane | 2 | 0 | 0 | ||
| 1,1-Dichloroethylene | 2 | 0 | 0 | ||
| 1,1,1-Trichloroethane | 2 | 0 | 0 | ||
| Vinyl chloride | 2 | 0 | 0 | ||
| Trichloroethylene | 2 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 | ||
| Halogen, total organic | 2 | 0 | 0 | ||
| Acetone | 2 | 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 OH0003956.
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 OH0003956 there.
Nearby on the register
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- Every permit record in Ohio, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.