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Clean Water Act discharge permit · NPDES AL0074730

M&H VALVE COMPANY, A DIVISION OF MCWANE, LLC, Anniston, AL: NPDES AL0074730 discharge permit, effluent exceedances, inspections, penalties

M&H VALVE COMPANY, A DIVISION OF MCWANE, LLC, held by M&H Valve Company, holds NPDES permit AL0074730. EPA’s file records it issued September 26, 2023 and expiring October 31, 2028. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedM&H VALVE COMPANY, A DIVISION OF MCWANE, LLC
Permittee as filedM&H Valve Company
NPDES IDAL0074730
Permit statusEffective
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedSeptember 26, 2023
Expiration dateOctober 31, 2028
Issuing agencyState
AddressAnniston, AL 36201
Receiving water impaired303(D) Listed
SubwatershedCity of Anniston (HUC 031501060505)
NAICS332919 – Other Metal Valve and Pipe Fitting Manufacturing
SIC3494 – Valves And Pipe Fittings
Other EPA IDs (FRS)RCRA handler ALD004018354; ICIS-AIR source AL0000000101500006

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.

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
Oil and grease073March 31, 2009291% over the limit
pH6440
Flow, in conduit or thru treatment plant3220
Chlorine, total residual0200
Solids, total suspended3190
Temperature, water deg. fahrenheit0190
Solids, total dissolved [TDS]0190
Nickel, total recoverable370
Cyanide, total [as CN]350
Nitrogen, total [as N]340
Arsenic, total recoverable340
Iron, total recoverable340
Zinc, total recoverable340
Aluminum, total recoverable340
Cadmium, total recoverable340
Lead, total recoverable340
Chromium, total recoverable340
Copper, total recoverable340
Manganese, total recoverable340
Chemical Oxygen Demand [COD]340
Cyanide, total recoverable020
Oil & Grease300

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES AL0074730.

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 AL0074730 there.

Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act NPDES permit AL0074730, held by M&H Valve Company, a division of McWane, LLC, in Anniston, AL, with an effective status, a Minor discharger class, and an individual permit type issued September 26, 2023 and expiring October 31, 2028. The figures listed are 17 pollutants under a numeric limit and 1 pollutant with an effluent exceedance.