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Clean Water Act discharge permit · NPDES AR0037851

TOKAI CARBON GE, LLC, Altus, AR: NPDES AR0037851 discharge permit, effluent exceedances, inspections, penalties

TOKAI CARBON GE, LLC, held by Tokai Carbon GE LLC, holds NPDES permit AR0037851, which discharges to Lake Dardanelle,Arkansas R. EPA’s file records it issued August 22, 2019 and expiring August 31, 2024. 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.

Identity

Facility as filedTOKAI CARBON GE, LLC
Permittee as filedTokai Carbon GE LLC
NPDES IDAR0037851
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedAugust 22, 2019
Expiration dateAugust 31, 2024
AddressAltus, AR 72949
Receiving waterLAKE DARDANELLE,ARKANSAS R
SubwatershedSixmile Creek-Arkansas River (HUC 111102020402)

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
Solids, total suspended46349September 30, 2025577% over the limit
Oxygen demand, chem. [low level] [COD]44929February 29, 20241,041% over the limit
Oil & Grease43725March 31, 20263,300% over the limit
Temperature, water deg. fahrenheit02016September 30, 201132% over the limit
pH2161April 30, 2016
Flow, in conduit or thru treatment plant2920
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex010
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas010
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex010
NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas010
Coef Of Var Static Renewal 48Hr Acute D. pulex010
Coef Of Var Static Renewal 48Hr Acute Pimephales promelas010

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 AR0037851.

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, AR0037851.

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  • One state — $4,990/year
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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 AR0037851 there.

Nearby on the register

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