NPDES MDG870269 · Clean Water Act
LEIDOS RIO WASHINGTON CENTER, Gaithersburg, MD: NPDES MDG870269 discharge permit, effluent exceedances, inspections, penalties
LEIDOS RIO WASHINGTON CENTER, Gaithersburg, Maryland: General permit coverage MDG870269, held by WASHINGTONIAN CENTER ASSOCIATION; Administratively continued; issued February 7, 2023, term to June 30, 2025, by MARYLAND DEPARTMENT OF THE ENVIRONMENT; discharges to POTOMAC RIVER MO COUNTY.
LEIDOS RIO WASHINGTON CENTER among its neighbors
14 discharge permits are in the Muddy Branch subwatershed (HUC 020700081001); MDG870269 is one. Its county: 146, 3 major; MDG870269 is minor permit.
Other permits in the Muddy Branch subwatershed (HUC 020700081001)
- 17 BARKLEY, Gaithersburg: MDG767300, minor, term to 2027-11-30
- ASTRA ZENECA PHARMACEUTICALS, Rockville: MDR000086, minor, term to 2030-01-27
- AUTOMATED PRECISION INC., Rockville: MDR003983, minor, term to 2031-06-01
- DUFIEF HOMEOWNERS ASSOCIATION, Gaithersburg: MDG870324, minor, term to 2025-06-30
- FOXWOOD HOA - MAIN, Gaithersburg: MDG767336, minor, term to 2027-11-30
- HUMAN GENOME SCIENCES, INC.-SMALL SCALE MFG, Rockville: MDR002503, minor, term to 2025-12-31
- HUMAN GENOME SCIENCE, INC.-LSM FACILITY, Rockville: MDR002504, minor, term to 2025-12-31
- MESO SCALE DIAGNOSTICS, LLC, Gaithersburg: MDR002523, minor, term to 2026-12-31
- MONTGOMERY COUNTY DPW PUBLIC SAFETY HEADQUARTERS, Gaithersburg: MD0068195, minor, term to 2021-12-31
- MONTGOMERY COUNTY PUBLIC SAFETY, Gaithersburg: MDG870304, minor, term to 2025-03-31
Identity
| Facility | LEIDOS RIO WASHINGTON CENTER |
|---|---|
| Permittee | WASHINGTONIAN CENTER ASSOCIATION |
| NPDES ID | MDG870269 |
| Status | Administratively continued |
| Type | General permit coverage |
| Class | Minor |
| Facility type | Non-POTW |
| Issued | February 7, 2023 |
| Expires | June 30, 2025 |
| Agency | MARYLAND DEPARTMENT OF THE ENVIRONMENT |
| Address | Gaithersburg, MD 20878 |
| Receiving water | POTOMAC RIVER MO COUNTY |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Muddy Branch (HUC 020700081001) |
NPDES MDG870269: effluent limits and exceedances
LEIDOS RIO WASHINGTON CENTER (NPDES MDG870269): 0 pollutants on file, 0 limited; 0 with a violation of any kind, 0 with an exceedance.
NPDES MDG870269: no pollutant row on file.
NPDES MDG870269: inspections, violations and enforcement
NPDES MDG870269 (LEIDOS RIO WASHINGTON CENTER): no single-event violation, inspection, formal enforcement action and informal enforcement action on file.
Watch NPDES MDG870269
NPDES MDG870269: one email when its EPA record changes — $99/month.
Permits near NPDES MDG870269
NPDES MDG870269: 0 pollutant rows, 0 dated events; ICIS-NPDES download, loaded September 15, 2026.