Clean Water Act discharge permit · NPDES GA0038971

CULVERTON PLANTATION QUARRY, Sparta, GA: NPDES GA0038971 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
9Pollutants under a numeric limit
0Pollutants with an effluent exceedance
1Inspections on file
0Formal enforcement actions

CULVERTON PLANTATION QUARRY, held by Corridor Mining, LLC, holds NPDES permit GA0038971. EPA’s file records it issued July 24, 2017 and expiring July 31, 2022. 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 filed	CULVERTON PLANTATION QUARRY
Permittee as filed	Corridor Mining, LLC
NPDES ID	GA0038971
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	July 24, 2017
Expiration date	July 31, 2022
Address	Sparta, GA 31087
Subwatershed	Deepstep Creek-Buffalo Creek (HUC 030701020305)
NAICS	212313 – Crushed and Broken Granite Mining and Quarrying
SIC	1423 – Crushed And Broken Granite

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

14Pollutants on file
9Under a numeric limit
10With a violation of any kind
0With 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
pH	2	10
Solids, total suspended	2	10
Flow, in conduit or thru treatment plant	2	10
Streamflow	0	4
Nitrogen, total [as N]	0	4
Turbidity	2	2
Phosphorus, total [as P]	2	2
Nitrogen, organic total [as N]	0	2
Nitrogen, Kjeldahl, total [as N]	0	2
Nitrite + Nitrate total [as N]	0	2
BOD, 5-day, 20 deg. C	2	0
Oil & Grease	2	0
Rainfall	1	0
Turbidity, change	1	0

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES GA0038971.

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

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES GA0038971.

Inspections

Date	What EPA recorded	Agency
April 1, 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 GA0038971.

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 GA0038971 there.

Nearby on the register

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

This public-records page covers the Clean Water Act discharge permit NPDES GA0038971 for Culverton Plantation Quarry in Sparta, GA, held by Corridor Mining, LLC, with its status listed as administratively continued. The figures listed are 9 for the discharger class, 0 pollutants under a numeric limit, 0 pollutants with an effluent exceedance, and 14 pollutants on file.