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Clean Water Act discharge permit · NPDES MDG490058

R. B. BAKER & SONS, INC. US ROUTE 301 SURFACE MINES, Queenstown, MD: NPDES MDG490058 discharge permit, effluent exceedances, inspections, penalties

R. B. BAKER & SONS, INC. US ROUTE 301 SURFACE MINES holds NPDES permit MDG490058, which discharges to Wye River. EPA’s file records it issued November 13, 2024 and expiring April 30, 2027. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedR. B. BAKER & SONS, INC. US ROUTE 301 SURFACE MINES
Permittee as filedR. B. BAKER & SONS, INC. US ROUTE 301 SURFACE MINES
NPDES IDMDG490058
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedNovember 13, 2024
Expiration dateApril 30, 2027
Issuing agencyMARYLAND DEPARTMENT OF THE ENVIRONMENT
AddressQueenstown, MD 21658
Receiving waterWYE RIVER
SubwatershedWye River (HUC 020600020604)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Solids, total suspended4120

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MDG490058.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES MDG490058.

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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How we handle your data → Privacy

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 MDG490058 there.

Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act discharge permit NPDES MDG490058, held by R. B. BAKER & SONS, INC. US ROUTE 301 SURFACE MINES, which discharges to the Wye River in subwatershed HUC 020600020604. The permit is listed as Effective, a Minor discharger, issued November 13, 2024 and expiring April 30, 2027, with 1 pollutant on file, 1 under a numeric limit, 1 with a violation of any kind, and 0 with an effluent exceedance.