Clean Water Act discharge permit · NPDES MDG492448
LEHIGH NEW WINDSOR QUARRY, New Windsor, MD: NPDES MDG492448 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 7Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
LEHIGH NEW WINDSOR QUARRY, held by LEHIGH CEMENT COMPANY-NEW WINDSOR, holds NPDES permit MDG492448, which discharges to Double Pipe Creek. EPA’s file records it issued June 29, 2011 and expiring April 30, 2015. 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 filed | LEHIGH NEW WINDSOR QUARRY |
|---|---|
| Permittee as filed | LEHIGH CEMENT COMPANY-NEW WINDSOR |
| NPDES ID | MDG492448 |
| 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 29, 2011 |
| Expiration date | April 30, 2015 |
| Issuing agency | MARYLAND DEPARTMENT OF THE ENVIRONMENT |
| Address | New Windsor, MD 21776 |
| Receiving water | DOUBLE PIPE CREEK |
| Subwatershed | Middle Little Pipe Creek (HUC 020700090402) |
| Other EPA IDs (FRS) | RCRA handler MDD003064854; ICIS-AIR source MD0000002401300012 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 7Pollutants on file
- 7Under a numeric limit
- 7With 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 | 66 | 12 | December 31, 2018 | 245% over the limit |
| pH change [range] | 2 | 60 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 52 | 0 | ||
| pH | 2 | 51 | 0 | ||
| Solids, settleable | 1 | 34 | 0 | ||
| Temp. diff. between up/down stream deg. F | 1 | 30 | 0 | ||
| Temperature, water deg. fahrenheit | 1 | 25 | 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 MDG492448.
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
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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 MDG492448 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.