Clean Water Act discharge permit · NPDES GA0050266

ARCILLA MINING & LAND COMPANY, LLC (HARBISON WALKER MINE), Gordon, GA: NPDES GA0050266 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
10Pollutants under a numeric limit
1Pollutants with an effluent exceedance
1Inspections on file
0Formal enforcement actions

ARCILLA MINING & LAND COMPANY, LLC (HARBISON WALKER MINE), held by Arcilla Mining & Land Company, LLC, holds NPDES permit GA0050266. EPA’s file records it issued May 30, 2018 and expiring June 30, 2023.

ARCILLA MINING & LAND COMPANY, LLC (HARBISON WALKER MINE), Gordon, Georgia: Individual permit GA0050266, held by Arcilla Mining & Land Company, LLC; Administratively continued (past its expiration date and still in force until reissued); issued May 30, 2018, term to June 30, 2023.

Oil & Grease: 2 limits, 1 violation of any kind, 1 effluent exceedance, latest January 31, 2023, largest 37% over the limit.
Cadmium, total [as Cd]: 4 limits, 0 violations of any kind, 0 effluent exceedances.
Copper, total [as Cu]: 4 limits, 0 violations of any kind, 0 effluent exceedances.
Zinc, total [as Zn]: 4 limits, 0 violations of any kind, 0 effluent exceedances.
Selenium, total [as Se]: 4 limits, 0 violations of any kind, 0 effluent exceedances.
Turbidity: 2 limits, 0 violations of any kind, 0 effluent exceedances.
pH: 2 limits, 0 violations of any kind, 0 effluent exceedances.
Solids, total suspended: 2 limits, 0 violations of any kind, 0 effluent exceedances.
Phosphorus, total [as P]: 2 limits, 0 violations of any kind, 0 effluent exceedances.
Flow, in conduit or thru treatment plant: 2 limits, 0 violations of any kind, 0 effluent exceedances.

June 17, 2026: Evaluation (S).

Other permits held by Arcilla Mining & Land Company, LLC

ARCILLA MINING & LAND COMPANY, LLC (BROWN-CRISWELL MINE), Toomsboro: GA0050263, issued May 30, 2018
ALLEN MINE, Irwinton: GA0050265, issued May 30, 2018
M-94 MINE, Dry Branch: GA0050272, issued May 30, 2018
ARCILLA MINING & LAND COMPANY, LLC (M94L), Dry Branch: GA0050273, issued May 30, 2018

ARCILLA MINING & LAND COMPANY, LLC (HARBISON WALKER MINE) among its neighbors

EPA’s permit file holds 118 discharge permits in the Deepstep Creek-Buffalo Creek subwatershed (HUC 030701020305), GA0050266 among them.

Other permits in the Deepstep Creek-Buffalo Creek subwatershed (HUC 030701020305)

1161 LAKE POINTE SOUTH, Greensboro: GAR397797, minor permit, permit term to July 31, 2028
48FORTY SOLUTIONS - MCINTYRE, Mc Intyre: GAIS14635, minor permit, permit term to May 31, 2027
ACTIVE MINERALS INTERNATIONAL, LLC (WILKINSON COUNTY MINE PITS), Gordon: GA0050279, minor permit, permit term to September 30, 2023
ADOETTE DEEPSTEP MINE, Deepstep: GA0050362, minor permit, permit term to May 31, 2031
AGGREGATES USA, LLC (SPARTA QUARRY), Sparta: GAG300097, minor permit, permit term to July 31, 2026
ALLEN MINE, Irwinton: GA0050265, minor permit, permit term to June 30, 2023
ARCILLA MINING & LAND CO. (BUTLER), Toomsboro: GA0050300, minor permit, permit term to April 30, 2026
ARCILLA MINING & LAND COMPANY, LLC (BROWN-CRISWELL MINE), Toomsboro: GA0050263, minor permit, permit term to June 30, 2023
BASF CORPORATION (MCINTYRE FACILITY), Mc Intyre: GA0003131, minor permit, permit term to August 31, 2022
BEASLEY FOREST PRODUCTS, Sandersville: GAIS04387, minor permit, permit term to May 31, 2027

Identity

Facility as filed	ARCILLA MINING & LAND COMPANY, LLC (HARBISON WALKER MINE)
Permittee as filed	Arcilla Mining & Land Company, LLC
NPDES ID	GA0050266
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	May 30, 2018
Expiration date	June 30, 2023
Address	Gordon, GA 31031
Subwatershed	Deepstep Creek-Buffalo Creek (HUC 030701020305)

Effluent limits and exceedances

10Pollutants on file
10Under a numeric limit
1With a violation of any kind
1With 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 & Grease	2	1	1	January 31, 2023	37% over the limit
Cadmium, total [as Cd]	4	0	0
Copper, total [as Cu]	4	0	0
Zinc, total [as Zn]	4	0	0
Selenium, total [as Se]	4	0	0
Turbidity	2	0	0
pH	2	0	0
Solids, total suspended	2	0	0
Phosphorus, total [as P]	2	0	0
Flow, in conduit or thru treatment plant	2	0	0

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES GA0050266.

Inspections

Date	What EPA recorded	Agency
June 17, 2026	Evaluation	S

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 GA0050266.

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

This public-records page covers the Clean Water Act discharge permit NPDES GA0050266 held by Arcilla Mining & Land Company, LLC for the Harbison Walker Mine in Gordon, GA, which is administratively continued. The permit is listed as an individual permit for a minor discharger, with the subwatershed Deepstep Creek-Buffalo Creek (HUC 030701020305). The file lists 10 pollutants on file, 10 under a numeric limit, and 1 with a violation.