NPDES PRR1000MY · Clean Water Act
IMPROVEMENTS TO MAYAGUEZ REGIONAL WASTE WATER TREATMENT PLANT, Mayaguez, PR: NPDES PRR1000MY discharge permit, effluent exceedances, inspections, penalties
IMPROVEMENTS TO MAYAGUEZ REGIONAL WASTE WATER TREATMENT PLANT, Mayaguez, Puerto Rico: General permit coverage PRR1000MY, held by Puerto Rico Aqueduct and Sewer Authority; Construction stormwater; Effective; issued July 10, 2026, term to February 16, 2027, by U.S. EPA.
Puerto Rico holds 418 Construction stormwater coverages of this permit type in EPA’s file; 359 were issued before PRR1000MY. Puerto Rico Aqueduct and Sewer Authority holds 5 permits in Puerto Rico.
Other permits held by Puerto Rico Aqueduct and Sewer Authority
- VALENCIANO WTP FIRST STAGE & IMPROVEMENTS TO CEIBA SUR RAW WATER INTAKE, Juncos: PRR1000MW, issued 2026-07-10
- SANITARY TRUNK SEWER LINE AGUAS BUENAS - CAGUAS PHASE III, Caguas: PRR1000MX, issued 2026-07-10
- DESIGN AND BUILD FOR THE JUNCOS GURABO SANITARY TRUNK SEWER REHABILITATION, Gurabo: PRR1000MZ, issued 2026-07-10
- IMPROVEMENTS TO VIEQUES WWTP, Vieques: PRR1000N0, issued 2026-07-28
Coverages issued nearest PRR1000MY
- 2026-06-30: RELOCATION OF REXACH TRUNK SEWER AT CAÑO MARTÍN PEÑA, San Juan: PRR1000MT, held by Costa Mar Group, LLC
- 2026-07-03: LDC FLOOD MITIGATION WALL, Carolina: PRR1000MU, held by CIC Construction Group LLC
- 2026-07-07: GUANAJIBO INDUSTRIAL PARK LOT 4 BUILDING DEMOLITION, Mayaguez: PRR1000MV, held by Carelon Global Solutions PR LLC
- 2026-07-10: VALENCIANO WTP FIRST STAGE & IMPROVEMENTS TO CEIBA SUR RAW WATER INTAKE, Juncos: PRR1000MW, held by Puerto Rico Aqueduct and Sewer Authority
- 2026-07-10: SANITARY TRUNK SEWER LINE AGUAS BUENAS - CAGUAS PHASE III, Caguas: PRR1000MX, held by Puerto Rico Aqueduct and Sewer Authority
- 2026-07-10: DESIGN AND BUILD FOR THE JUNCOS GURABO SANITARY TRUNK SEWER REHABILITATION, Gurabo: PRR1000MZ, held by Puerto Rico Aqueduct and Sewer Authority
- 2026-07-15: MW GUAYNABO, Guaynabo: PRR1000N4, held by MW Guaynabo, LLC
- 2026-07-15: ALTOS DE LA CEIBA, Juncos: PRR1000N5, held by Malex Industrial, LLC
- 2026-07-16: THE HOME DEPOT - ISABELA, Isabela: 02R10I02A, held by Ordner Construction
- 2026-07-22: MW GUAYNABO, Guaynabo: PRR1000N6, held by Sustech, LLC
IMPROVEMENTS TO MAYAGUEZ REGIONAL WASTE WATER TREATMENT PLANT among its neighbors
7 discharge permits are in the Coastal Watersheds of Rio Grande de Anasco mouth subwatershed (HUC 210100030215); PRR1000MY is one.
Other permits in the Coastal Watersheds of Rio Grande de Anasco mouth subwatershed (HUC 210100030215)
- HERITAGE ENVIRONMENTAL SERVICES, Mayaguez: PR0000353, major, term to 2011-05-31
- IMPROVEMENTS TO MAYAGUEZ REGIONAL WASTEWATER TREATMENT PLANT, Mayaguez: 02R10I01B, minor, term to 2027-02-16
- MAYAGUEZ AFRC, Mayaguez: PRNOEJ021, minor, term to 2028-02-14
- MAYAGUEZ MINI-WAREHOUSES, Mayaguez: PRR1000FC, minor, term to 2027-02-16
- MAYAGUEZ MUNICIPAL SOLID WASTE LANDFILL, Mayaguez: PRR05J008, minor, term to 2020-06-03
- PRASA MIRADERO WTP, Mayaguez: PR0023990, major, term to 2023-01-31
Identity
| Facility | IMPROVEMENTS TO MAYAGUEZ REGIONAL WASTE WATER TREATMENT PLANT |
|---|---|
| Permittee | Puerto Rico Aqueduct and Sewer Authority |
| NPDES ID | PRR1000MY |
| Status | Effective |
| Type | General permit coverage |
| Class | Minor |
| Facility type | Non-POTW |
| Program | Construction stormwater |
| Issued | July 10, 2026 |
| Expires | February 16, 2027 |
| Agency | U.S. EPA |
| Address | Mayaguez, PR 00682 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Coastal Watersheds of Rio Grande de Anasco mouth (HUC 210100030215) |
NPDES PRR1000MY: effluent limits and exceedances
IMPROVEMENTS TO MAYAGUEZ REGIONAL WASTE WATER TREATMENT PLANT (NPDES PRR1000MY): 0 pollutants on file, 0 limited; 0 with a violation of any kind, 0 with an exceedance.
NPDES PRR1000MY: no pollutant row on file.
NPDES PRR1000MY: inspections, violations and enforcement
NPDES PRR1000MY (IMPROVEMENTS TO MAYAGUEZ REGIONAL WASTE WATER TREATMENT PLANT): no single-event violation, inspection, formal enforcement action and informal enforcement action on file.
Watch NPDES PRR1000MY
NPDES PRR1000MY: one email when its EPA record changes — $99/month.
Permits near NPDES PRR1000MY
NPDES PRR1000MY: 0 pollutant rows, 0 dated events; ICIS-NPDES download, loaded October 14, 2026.