EPA · discharge permits by watershed
Watershed 0712000703
- 44Current permits
- 1States
- 5Subwatersheds
A watershed is a unit of the national Watershed Boundary Dataset, and water crosses state lines: this one carries permits in Illinois. Each permit is placed by the outfall EPA names as its representative discharge point.
By state
- Illinois44
Subwatersheds inside this watershed
- Town of Sandwich-Little Rock Creek17
- Big Rock Creek12
- Welch Creek7
- East Branch Big Rock Creek3
- Headwaters Little Rock Creek3
Permits discharging here
| Permit holder | NPDES ID | City | State | Program | Discharger | Receiving water |
|---|---|---|---|---|---|---|
| ELBURN WWTP, VILLAGE OF | IL0062260 | ELBURN | IL | Publicly owned treatment works | Major | WELCH CREEK |
| PLANO STP, CITY OF | IL0020052 | PLANO | IL | Publicly owned treatment works | Major | BIG ROCK CREEK |
| SANDWICH STP, CITY OF | IL0030970 | SANDWICH | IL | Publicly owned treatment works | Major | HARVEY CREEK TRIB TO LITTLE ROCK CK |
| 10256 SOMONAUK ROAD SITE | ILR10ZD02 | HINCKLEY | IL | Construction stormwater | Minor | Headwaters Little Rock Creek |
| 2600 E CHURCH STREET SITE IMPROVEMENTS | ILR10ZBHI | SANDWICH | IL | Construction stormwater | Minor | Town of Sandwich-Little Rock Creek |
| 47W305 ROUTE 30 | ILR10ZDIU | BIG ROCK | IL | Construction stormwater | Minor | Welch Creek |
| 912 E CHURCH ST SELF STORAGE | ILR10ZB94 | SANDWICH | IL | Construction stormwater | Minor | Town of Sandwich-Little Rock Creek |
| AURORA MUNICIPAL AIRPORT | ILR002951 | SUGAR GROVE | IL | Industrial stormwater | Minor | Big Rock Creek |
| AURORA SOLAR CS 1 | ILR10ZGFW | SUGAR GROVE | IL | Construction stormwater | Minor | Big Rock Creek |
| AURORA SOLAR CS 2 | ILR10ZGFV | SUGAR GROVE | IL | Construction stormwater | Minor | Big Rock Creek |
| BIG ROCK SELF STORAGE | ILR10ZE95 | BIG ROCK | IL | Construction stormwater | Minor | Welch Creek |
| BIG ROCK STP, VILLAGE OF | IL0079464 | BIG ROCK | IL | Publicly owned treatment works | Minor | BIG ROCK CREEK |
| BOWES SOLAR, LLC & BOWES 2 SOLAR, LLC | ILR10ZF7C | ELGIN | IL | Construction stormwater | Minor | Big Rock Creek |
| DOLLAR TREE - SANDWICH, IL | ILR10ZF45 | SANDWICH | IL | Construction stormwater | Minor | Town of Sandwich-Little Rock Creek |
| ELBURN STORAGE | ILR10ZCVX | ELBURN | IL | Construction stormwater | Minor | Welch Creek |
| ELBURN STP, VILLAGE OF | ILL062260 | ELBURN | IL | Biosolids | Minor | Welch Creek |
| FAIRWINDS | ILR10ZG7H | SANDWICH | IL | Construction stormwater | Minor | Town of Sandwich-Little Rock Creek |
| FAIRWINDS OF SANDWICH PHASE 4 | ILR10ZF9M | SANDWICH | IL | Construction stormwater | Minor | Town of Sandwich-Little Rock Creek |
| FAIRWINDS PHASE FOUR | ILR10ZFIL | SANDWICH | IL | Construction stormwater | Minor | Town of Sandwich-Little Rock Creek |
| HINCKLEY BIG ROCK MIDDLE SCHOOL 2023 IMPROVEMENTS | ILR10ZDN6 | BIG ROCK | IL | Construction stormwater | Minor | Welch Creek |
| HINCKLEY STP, VILLAGE OF | IL0050628 | HINCKLEY | IL | Publicly owned treatment works | Minor | LITTLE ROCK CREEK |
| HYATT & COMPANY?LYLE | ILR004549 | SANDWICH | IL | Industrial stormwater | Minor | Town of Sandwich-Little Rock Creek |
| HYATT & COMPANY?LYLE | ILR004548 | SANDWICH | IL | Industrial stormwater | Minor | Big Rock Creek |
| IMPACT INDUSTRIES | ILR000989 | SANDWICH | IL | Industrial stormwater | Minor | HARVEY CREEK |
| JUST FOR PAWS - MAPLE PARK | ILR10ZGY9 | MAPLE PARK | IL | Construction stormwater | Minor | East Branch Big Rock Creek |
| KANELAND HIGH SCHOOL 2026 CAMPUS IMPROVEMENTS | ILR10ZGZW | MAPLE PARK | IL | Construction stormwater | Minor | East Branch Big Rock Creek |
| KANEVILLE TOWNSHIP HIGHWAY DEPARTMENT | ILG870922 | ELBURN | IL | Minor | Welch Creek | |
| KAR-N-CARTAGE, INC. | ILR004559 | PLANO | IL | Industrial stormwater | Minor | Big Rock Creek |
| KE109, LLC | ILR10ZFAU | SANDWICH | IL | Construction stormwater | Minor | Town of Sandwich-Little Rock Creek |
| MAIN STREET - CENTER STREET TO KNIGHTS ROAD | ILR10ZFP7 | SANDWICH | IL | Construction stormwater | Minor | Town of Sandwich-Little Rock Creek |
| MORRIS CONSTRUCTION INC.?J. E. | ILR002105 | BIG ROCK | IL | Industrial stormwater | Minor | East Branch Big Rock Creek |
| P.H. MILLER PRESCHOOL ADDITION | ILR10ZH1E | PLANO | IL | Construction stormwater | Minor | Big Rock Creek |
| PARADISE POOLS SITE PLAN | ILR10ZH5F | SANDWICH | IL | Construction stormwater | Minor | Town of Sandwich-Little Rock Creek |
| PLANO METAL SPECIALTIES INC. | ILR001103 | PLANO | IL | Industrial stormwater | Minor | BIG ROCK CREEK |
| PLANO MOLDING CO-PLANO | ILR001070 | PLANO | IL | Industrial stormwater | Minor | Big Rock Creek |
| PLANO MOLDING CO-SANDWICH | ILR001415 | SANDWICH | IL | Industrial stormwater | Minor | Town of Sandwich-Little Rock Creek |
| PLANO STP, CITY OF | ILL020052 | PLANO | IL | Biosolids | Minor | Big Rock Creek |
| PLANO, CITY OF | ILG870050 | PLANO | IL | Minor | Big Rock Creek | |
| PRITCHARD ROAD OVER WEST BRANCH BIG ROCK CREEK | ILR10ZDNS | SQUAW GROVE TOWNSHIP | IL | Construction stormwater | Minor | West Branch Big Rock Creek |
| ROYAL ESTATES | ILR10ZEUE | HICKLEY | IL | Construction stormwater | Minor | Headwaters Little Rock Creek |