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Clean Water Act discharge permit · NPDES ALG170032

GREENVILLE PLANT, Greenville, AL: NPDES ALG170032 discharge permit, effluent exceedances, inspections, penalties

GREENVILLE PLANT, held by Ozark Materials, LLC, An Ingevity Company, holds NPDES permit ALG170032. EPA’s file records it issued March 29, 2023 and expiring September 30, 2027. 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.

What the register holds for GREENVILLE PLANT: its NPDES ID, its permit type and status, its dates, its address in Greenville, Alabama, and 7 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ALG170032.

Identity

Facility as filedGREENVILLE PLANT
Permittee as filedOzark Materials, LLC, An Ingevity Company
NPDES IDALG170032
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedMarch 29, 2023
Expiration dateSeptember 30, 2027
Issuing agencyState
AddressGreenville, AL 36037
SubwatershedHeadwaters Persimmon Creek (HUC 031403030102)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

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
pH400
BOD, 5-day, 20 deg. C200
Solids, total suspended200
Oil & Grease200
Zinc, total recoverable200
Rainfall200
Chemical Oxygen Demand [COD]200

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES ALG170032.

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 ALG170032.

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

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, ALG170032.

Start the watch

How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

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 ALG170032 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.