EPA · discharge permits by watershed
Morrison Creek-San Marcos River (subwatershed 121002030304)
- 48Current permits
- 1States
A subwatershed is a unit of the national Watershed Boundary Dataset, and water crosses state lines: this one carries permits in Texas. Each permit is placed by the outfall EPA names as its representative discharge point.
By state
- Texas48
Permits discharging here
| Permit holder | NPDES ID | City | State | Program | Discharger | Receiving water |
|---|---|---|---|---|---|---|
| ADDIES PT WATER CARNEYS WATER & SEWER AND RIVER BEND SEWER | TXR1558TO | SAN MARCOS | TX | Construction stormwater | Minor | LOWER SAN MARCOS RIVER |
| ALAMO CONCRETE PRODUCTS PLANT 61 | TXG110964 | SAN MARCOS | TX | Minor | SAN MARCOS RIVER | |
| ALERRT CENTER IMPROVEMENTS | TXR1536YC | MAXWELL | TX | Construction stormwater | Minor | LOWER SAN MARCOS RIVER |
| ANSON CROSSING | TXR1574TG | MAXWELL | TX | Construction stormwater | Minor | LOWER SAN MARCOS RIVER |
| COTTON CENTER MARTINDALE WWTP | TX0140554 | CALDWELL COUNTY | TX | Minor | HEMPHILL CRK;MORRISON CRK; LOWER SAN MARCOS RV | |
| COTTON GATEWAY | TXR1560UG | MAXWELL | TX | Construction stormwater | Minor | HEMPHILL CREEK |
| COTTON GATEWAY - HOME BUILDING | TXR1565TV | SAN MARCOS | TX | Construction stormwater | Minor | LOWER SAN MARCOS RIVER |
| COTTON GATEWAY - LAND DEVELOPMENT | TXR1502QO | SAN MARCOS | TX | Construction stormwater | Minor | LOWER SAN MARCOS RIVER |
| COTTON GATEWAY - PH 1 | TXR1599QH | SAN MARCOS | TX | Construction stormwater | Minor | LOWER SAN MARCOS RIVER |
| ENERGY PARKWAY | TXR1565QL | SAN MARCOS | TX | Construction stormwater | Minor | LOWER SAN MARCOS RIVER |
| GARY SPORTS COMPLEX ADULT SOFTBALL RENOVATIONS | TXR1518QE | SAN MARCOS | TX | Construction stormwater | Minor | UNNAMED TRIBUTARY |
| HEMPHILL WWTP | TX0142441 | SAN MARCOS | TX | Minor | Lower San Marcos River | |
| HYMEADOW AMENITY CENTER | TXR1553MX | MAXWELL | TX | Construction stormwater | Minor | HEMPHILL CREEK |
| JOHN DUMAS SUBSTATION ADDITION | TXR1520NY | MAXWELL | TX | Construction stormwater | Minor | MORRISON CREEK |
| JOHN DUMAS SUBSTATION ADDITION | TXR1573NW | MAXWELL | TX | Construction stormwater | Minor | MORRISON CREEK |
| MAXWELL PEAKER PLANT | TXR1509OS | MAXWELL | TX | Construction stormwater | Minor | MORRISON CREEK |
| OFFSITE WATERLINE PALACE WAY SUBDIVISION | TXR1596VJ | SAN MARCOS | TX | Construction stormwater | Minor | SAN MARCOS RIVER |
| RIVER BRIDGE RANCH | TXR1582VQ | SAN MARCOS | TX | Construction stormwater | Minor | LOWER SAN MARCOS RIVER |
| RIVER BRIDGE RANCH - HOME BUILDING | TXR1526VJ | SAN MARCOS | TX | Construction stormwater | Minor | LOWER SAN MARCOS RIVER |
| RIVER BRIDGE RANCH - LAND DEVELOPMENT | TXR1579QK | SAN MARCOS | TX | Construction stormwater | Minor | LOWER SAN MARCOS |
| RIVER BRIDGE RANCH - LAND DEVELOPMENT | TXR1536QR | SAN MARCOS | TX | Construction stormwater | Minor | LOWER SAN MARCOS RIVER |
| RIVER BRIDGE RANCH - OFFSITE | TXR1534QR | SAN MARCOS | TX | Construction stormwater | Minor | UPPER SAN MARCOS RIVER |
| RIVER BRIDGE RANCH - OFFSITE | TXR1512QO | SAN MARCOS | TX | Construction stormwater | Minor | UPPER SAN MARCOS RIVER |
| RIVER BRIDGE RANCH - PHASE 1B | TXR1596TQ | SAN MARCOS | TX | Construction stormwater | Minor | LOWER SAN MARCOS RIVER |
| RIVER BRIDGE RANCH - PHASE 2B | TXR1570YQ | SAN MARCOS | TX | Construction stormwater | Minor | UNNAMED TRIBUTARY |
| SAN MARCOS MUNICIPAL AIRPORT | TXR05CL55 | SAN MARCOS | TX | Industrial stormwater | Minor | Morrison Creek-San Marcos River |
| SAN MARCOS RIVER RANCH | TXR1599VW | MARTINDALE | TX | Construction stormwater | Minor | LOWER SAN MARCOS RIVER |
| SPECIALIZED AERO | TXRNECB52 | SAN MARCOS | TX | Industrial stormwater | Minor | Morrison Creek-San Marcos River |
| SUNSET OAKS SEC 1 PH 2 | TXR1563WA | SAN MARCOS | TX | Construction stormwater | Minor | LOWER SAN MARCOS RIVER |
| SUNSET OAKS SECTION VI PHASE 1A | TXR1530VU | MAXWELL | TX | Construction stormwater | Minor | HEMPHILL CREEK |
| SUNSET OAKS VI - SELF STORAGE | TXR1517XK | MAXWELL | TX | Construction stormwater | Minor | HEMPHILL CREEK |
| SUNSET OAKS WWTF | TX0135712 | SAN MARCOS | TX | Minor | HEMPHILL CREEK;MORRISON CK;LOWER SAN MARCOS RIVER | |
| TIMMERMAN POWER PLANT ANCILLARY ACTIVITIES | TXR1530TD | MAXWELL | TX | Construction stormwater | Minor | MORRISON CREEK |
| TURN LANES FOR FM 110 | TXR1566QL | SAN MARCOS | TX | Construction stormwater | Minor | LOWER SAN MARCOS RIVER |
| UPPER CREEK WWTP | TX0144584 | CITY OF SAN MARCOS | TX | Minor | Lower San Marcos River | |
| WHISPER | TXR1548PW | SAN MARCOS | TX | Construction stormwater | Minor | LOWER SAN MARCOS RIVER |
| WHISPER EAST SUBDIVISION OPPORTUNITY BLVD EXT PICP | TXR1525WG | SAN MARCOS | TX | Construction stormwater | Minor | HEMPHILL CREEK |
| WHISPER INDUSTRIAL II | TXR1586HY | SAN MARCOS | TX | Construction stormwater | Minor | LOWER BLANCO RIVER |
| WHISPER SOUTH CORE INFRASTRUCTURE AND COMMERCIAL | TXR1567MX | SAN MARCOS | TX | Construction stormwater | Minor | LOWER BLANCO RIVER |
| WHISPER SOUTH SUBDIVISION UNIT 7 | TXR1538XL | SAN MARCOS | TX | Construction stormwater | Minor | SAN MARCOS RIVER |