Clean Water Act discharge permit · NPDES MDG498054

VULCAN CONSTRUCTION MATERIALS, LLC - FREDERICK QUARRY, Frederick, MD: NPDES MDG498054 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
7Pollutants under a numeric limit
2Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

VULCAN CONSTRUCTION MATERIALS, LLC - FREDERICK QUARRY, held by Vulcan Construction Materials, L.P., holds NPDES permit MDG498054, which discharges to Lower Monocacy River. EPA’s file records it issued June 14, 2012 and expiring April 30, 2015. 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	VULCAN CONSTRUCTION MATERIALS, LLC - FREDERICK QUARRY
Permittee as filed	Vulcan Construction Materials, L.P.
NPDES ID	MDG498054
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	June 14, 2012
Expiration date	April 30, 2015
Issuing agency	Maryland Department of The Environment
Address	Frederick, MD 21704
Receiving water	Lower Monocacy River
Subwatershed	Sharmans Branch-Antietam Creek (HUC 020700041009)
SIC	3241 – Cement, Hydraulic

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

8Pollutants on file
7Under a numeric limit
6With a violation of any kind
2With 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
Solids, total suspended	2	3	3	April 30, 2019	1,138% over the limit
Temp. difference, summer [deg. F]	0	1	1	September 30, 2018	2,147,483,650% over the limit
Temp. diff. between up/down stream deg. F	1	9	0
pH change [range]	2	8	0
Temperature, water deg. fahrenheit	1	7	0
Solids, settleable	1	1	0
pH	2	0	0
Flow, in conduit or thru treatment plant	2	0	0

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 MDG498054.

Inspections

EPA’s inspection file holds no inspection for NPDES MDG498054.

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 MDG498054.

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 MDG498054 there.

Nearby on the register

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

This public-records page covers NPDES permit MDG498054 for Vulcan Construction Materials, LLC - Frederick Quarry in Frederick, MD, which discharges to the Lower Monocacy River and is administratively continued. The page lists a Minor Discharger class, 7 pollutants under a numeric limit, and 2 pollutants with an effluent exceedance, with the permit issued June 14, 2012 and expiring April 30, 2015.