Clean Water Act discharge permit · NPDES GA0034576

MARTIN MARIETTA MATERIALS INC. (WARRENTON QUARRY), Warrenton, GA: NPDES GA0034576 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
9Pollutants under a numeric limit
0Pollutants with an effluent exceedance

MARTIN MARIETTA MATERIALS INC. (WARRENTON QUARRY), held by Martin Marietta Materials, Inc., holds NPDES permit GA0034576. EPA’s file records it issued August 5, 2016 and expiring August 31, 2021. 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	MARTIN MARIETTA MATERIALS INC. (WARRENTON QUARRY)
Permittee as filed	Martin Marietta Materials, Inc.
NPDES ID	GA0034576
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	August 5, 2016
Expiration date	August 31, 2021
Address	Warrenton, GA 30828
Subwatershed	Deepstep Creek-Buffalo Creek (HUC 030701020305)
NAICS	212313 – Crushed and Broken Granite Mining and Quarrying
SIC	1423 – Crushed And Broken Granite
Other EPA IDs (FRS)	ICIS-AIR source GA0000001330100005

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

9Pollutants on file
9Under a numeric limit
4With 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
Flow, in conduit or thru treatment plant	2	76
pH	2	72
Solids, total suspended	2	72
Oil & Grease	2	8
Turbidity	2	0
BOD, 5-day, 20 deg. C	2	0
Phosphorus, Total	2	0
Rainfall	1	0
Turbidity, change	1	0

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES GA0034576.

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 GA0034576.

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 GA0034576 there.

Nearby on the register

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

This public-records page covers NPDES permit GA0034576, held by MARTIN MARIETTA MATERIALS INC. (WARRENTON QUARRY) in Warrenton, GA, and lists its status as administratively continued, with a Minor Discharger class and 9 pollutants under a numeric limit. The page reports 0 pollutants with an effluent exceedance, and the permit was issued August 5, 2016 with an expiration date of August 31, 2021.