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Clean Water Act discharge permit · NPDES WV0020141

CITY OF MCMECHEN, Mcmechen, WV: NPDES WV0020141 discharge permit, effluent exceedances, inspections, penalties

CITY OF MCMECHEN, held by MCMECHEN, CITY OF, holds NPDES permit WV0020141, which discharges to Ohio River. EPA’s file records it issued September 14, 1995 and expiring May 18, 2025.

CITY OF MCMECHEN, Mcmechen, West Virginia: Individual permit WV0020141, held by MCMECHEN, CITY OF; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued September 14, 1995, term to May 18, 2025; discharges to OHIO RIVER.

  • Copper, total recoverable: 2 limits, 179 violations of any kind, 165 effluent exceedances, latest July 31, 2026, largest 1,084,111% over the limit.
  • Solids, suspended percent removal, dry: 1 limit, 135 violations of any kind, 128 effluent exceedances, latest January 31, 2023, largest 900% over the limit.
  • Coliform, fecal general: 2 limits, 78 violations of any kind, 60 effluent exceedances, latest October 31, 2024, largest 2,700% over the limit.
  • BOD, 5 day percent removal, dry: 1 limit, 59 violations of any kind, 51 effluent exceedances, latest June 30, 2025, largest 567% over the limit.
  • Lead, total recoverable: 2 limits, 60 violations of any kind, 46 effluent exceedances, latest July 31, 2026, largest 86,002% over the limit.
  • Zinc, total recoverable: 2 limits, 40 violations of any kind, 36 effluent exceedances, latest April 30, 2010, largest 98,456% over the limit.
  • BOD, 5-day, 20 deg. C: 4 limits, 71 violations of any kind, 25 effluent exceedances, latest February 28, 2026, largest 490% over the limit.
  • Solids, total suspended: 4 limits, 69 violations of any kind, 25 effluent exceedances, latest November 30, 2024, largest 257% over the limit.
  • Chlorine, total residual: 2 limits, 34 violations of any kind, 20 effluent exceedances, latest February 28, 2026, largest 7,043% over the limit.
  • Nitrogen, ammonia total [as N]: 4 limits, 62 violations of any kind, 18 effluent exceedances, latest February 28, 2026, largest 182% over the limit.
  • Flow, in conduit or thru treatment plant: 3 limits, 24 violations of any kind, 0 effluent exceedances.
  • pH: 2 limits, 22 violations of any kind, 0 effluent exceedances.
  • Solids, suspended percent removal, wet: 1 limit, 13 violations of any kind, 0 effluent exceedances.
  • BOD, 5 day percent removal, wet: 1 limit, 11 violations of any kind, 0 effluent exceedances.
  • Nitrogen, total [as N]: 4 limits, 8 violations of any kind, 0 effluent exceedances.
  • Phosphorus, total [as P]: 4 limits, 8 violations of any kind, 0 effluent exceedances.
  • Hardness, total [as CaCO3]: 0 limits, 4 violations of any kind, 0 effluent exceedances.
  • March 7, 2024: WW CSO - Failure to implement required NMC #1(Proper operation and maintenance) (ST6).
  • March 7, 2024: WW CSO - Failure to implement required NMC #2 (Maximum use of the collection system) (ST6).
  • March 7, 2024: WW CSO - Management Practice Violations - Failure to Develop or Submit Adequate LTCP (ST6).
  • March 7, 2024: WW CSO - Failure to implement required NMC #4 (Maximization of flow) (ST6).
  • March 7, 2024: WW CSO - Failure to implement required NMC #3 (Review pretreatment requirements) (ST6).
  • March 7, 2024: WW CSO - Failure to implement required NMC #6 (Control of solids) (ST6).
  • March 7, 2024: WW CSO - Failure to implement required NMC #9 (Monitoring) (ST6).
  • March 7, 2024: WW CSO - Failure to submit required report (non-DMR) (ST6).
  • March 7, 2024: WW CSO - Failure to implement required NMC #8 (Public notification) (ST6).
  • March 7, 2024: WW CSO - Failure to implement required NMC #5 (Elimination of dry weather flow) (ST6).
  • May 20, 2021: WW CSO - Failure to implement required NMC #1(Proper operation and maintenance) (ST6).
  • May 20, 2021: WW CSO - Failure to implement required NMC #3 (Review pretreatment requirements) (ST6).
  • May 20, 2021: WW CSO - Management Practice Violations - Failure to Develop or Submit Adequate LTCP (ST6).
  • May 20, 2021: WW CSO - Failure to implement required NMC #8 (Public notification) (ST6).
  • May 20, 2021: WW CSO - Failure to implement required NMC #9 (Monitoring) (ST6).
  • May 20, 2021: WW CSO - Failure to implement required NMC #6 (Control of solids) (ST6).
  • June 2, 2020: Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) (ST6).
  • June 2, 2020: Management Practice Violations - Improper Operation and Maintenance (ST6).
  • June 2, 2020: Monitoring Violations - Improper Analysis or Lab Error (ST6).
  • June 2, 2020: Management Practice Violations - Violation of a milestone in an order (ST6).

West Virginia holds 251 Publicly owned treatment works coverages of this permit type in EPA’s file; 175 were issued before WV0020141.

Coverages issued nearest WV0020141

CITY OF MCMECHEN among its neighbors

EPA’s permit file holds 18 discharge permits in the Wegee Creek-Ohio River subwatershed (HUC 050301061206), WV0020141 among them. Its county holds 59, 5 of them major permits; WV0020141 is a minor permit.

Other permits in the Wegee Creek-Ohio River subwatershed (HUC 050301061206)

Identity

Facility as filedCITY OF MCMECHEN
Permittee as filedMCMECHEN, CITY OF
NPDES IDWV0020141
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedSeptember 14, 1995
Expiration dateMay 18, 2025
AddressMcmechen, WV 26040
Receiving waterOHIO RIVER
Receiving water impaired303(D) Listed
SubwatershedWegee Creek-Ohio River (HUC 050301061206)
SIC4952 – Sewerage Systems

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Copper, total recoverable2179165July 31, 20261,084,111% over the limit
Solids, suspended percent removal, dry1135128January 31, 2023900% over the limit
Coliform, fecal general27860October 31, 20242,700% over the limit
BOD, 5 day percent removal, dry15951June 30, 2025567% over the limit
Lead, total recoverable26046July 31, 202686,002% over the limit
Zinc, total recoverable24036April 30, 201098,456% over the limit
BOD, 5-day, 20 deg. C47125February 28, 2026490% over the limit
Solids, total suspended46925November 30, 2024257% over the limit
Chlorine, total residual23420February 28, 20267,043% over the limit
Nitrogen, ammonia total [as N]46218February 28, 2026182% over the limit
Flow, in conduit or thru treatment plant3240
pH2220
Solids, suspended percent removal, wet1130
BOD, 5 day percent removal, wet1110
Nitrogen, total [as N]480
Phosphorus, total [as P]480
Hardness, total [as CaCO3]040

Inspections, violations and enforcement

DateWhat EPA recordedAgency
March 7, 2024WW CSO - Failure to implement required NMC #1(Proper operation and maintenance)ST6
March 7, 2024WW CSO - Failure to implement required NMC #2 (Maximum use of the collection system)ST6
March 7, 2024WW CSO - Management Practice Violations - Failure to Develop or Submit Adequate LTCPST6
March 7, 2024WW CSO - Failure to implement required NMC #4 (Maximization of flow)ST6
March 7, 2024WW CSO - Failure to implement required NMC #3 (Review pretreatment requirements)ST6
March 7, 2024WW CSO - Failure to implement required NMC #6 (Control of solids)ST6
March 7, 2024WW CSO - Failure to implement required NMC #9 (Monitoring)ST6
March 7, 2024WW CSO - Failure to submit required report (non-DMR)ST6
March 7, 2024WW CSO - Failure to implement required NMC #8 (Public notification)ST6
March 7, 2024WW CSO - Failure to implement required NMC #5 (Elimination of dry weather flow)ST6
May 20, 2021WW CSO - Failure to implement required NMC #1(Proper operation and maintenance)ST6
May 20, 2021WW CSO - Failure to implement required NMC #3 (Review pretreatment requirements)ST6
May 20, 2021WW CSO - Management Practice Violations - Failure to Develop or Submit Adequate LTCPST6
May 20, 2021WW CSO - Failure to implement required NMC #8 (Public notification)ST6
May 20, 2021WW CSO - Failure to implement required NMC #9 (Monitoring)ST6
May 20, 2021WW CSO - Failure to implement required NMC #6 (Control of solids)ST6
June 2, 2020Reporting Violations - Failure to submit required report (non-DMR non-pretreatment)ST6
June 2, 2020Management Practice Violations - Improper Operation and MaintenanceST6
June 2, 2020Monitoring Violations - Improper Analysis or Lab ErrorST6
June 2, 2020Management Practice Violations - Violation of a milestone in an orderST6

Inspections

EPA’s inspection file holds no inspection for NPDES WV0020141.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES WV0020141.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

This public-records page covers the Clean Water Act discharge permit NPDES WV0020141, held by CITY OF MCMECHEN (Mcmechen, WV) and discharging to the OHIO RIVER, with its status as EPA's file stood when Velarion loaded it on October 14, 2026. The page lists a permit status of Administratively continued, a Minor discharger class, 16 pollutants under a numeric limit, and 10 pollutants with an effluent exceedance.