Clean Water Act discharge permit · NPDES MD0000027

CLAYBURN, INC., Grantsville, MD: NPDES MD0000027 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
8Pollutants under a numeric limit
1Pollutants with an effluent exceedance

CLAYBURN, INC. holds NPDES permit MD0000027, which discharges to S.Fork Casselman. EPA’s file records it issued June 1, 2005 and expiring May 31, 2010. 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	CLAYBURN, INC.
Permittee as filed	CLAYBURN, INC.
NPDES ID	MD0000027
Permit status	Effective
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	June 1, 2005
Expiration date	May 31, 2010
Address	Grantsville, MD 21536
Receiving water	S.FORK CASSELMAN
Receiving water impaired	303(D) Listed
Subwatershed	Headwaters Casselman River (HUC 050200060401)
SIC	3255 – Clay Refractories
Other EPA IDs (FRS)	RCRA handler MDD045674603

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

14Pollutants on file
8Under a numeric limit
14With 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
Solids, total suspended	2	95	1	May 31, 2010	3% over the limit
pH	8	212	0
Flow, in conduit or thru treatment plant	4	137	0
Chlorine, total residual	4	93	0
Copper, total [as Cu]	2	80	0
Zinc, total [as Zn]	2	80	0
Hardness, total [as CaCO3]	0	42	0
Copper, dissolved [as Cu]	0	42	0
Zinc, dissolved [as Zn]	0	42	0
Oxygen, dissolved [DO]	2	27	0
Temp. diff. between up/down stream deg. F	2	25	0
BOD, 5-day, 20 deg. C	0	4	0
Temperature, water deg. fahrenheit	0	1	0
Coliform, fecal general	0	1	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 MD0000027.

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, MD0000027.

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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 MD0000027 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES MD0000027, held by CLAYBURN, INC. of Grantsville, MD, which discharges to S.Fork Casselman and is listed as a Minor discharger. The page lists 14 pollutants on file, 8 of which fall under a numeric limit, and 1 pollutant with an effluent exceedance.