| Bushkill Creek Below Sr2017 Bridge At Tatamy, PA |
| Casselman River At Markleton, PA |
| Chartiers Creek At Carnegie, PA |
| Cheat River At Lake Lynn, PA |
| Chester Creek Near Chester, PA |
| Chillisquaque Creek At Washingtonville, PA |
| Chillisquaque Creek Near Potts Grove, PA |
| Clarion River At Cooksburg, PA |
| Clarion River At Johnsonburg, PA |
| Clarion River At Ridgway, PA |
| Clarion River Near Piney, PA |
| Clearfield Creek At Dimeling, PA |
| Cobbs Creek At Mt. Moriah Cemetery, Philadelphia, PA |
| Cobbs Creek At U.S. Hghwy No. 1 At Philadelphia, PA |
| Codorus Creek At Pleasureville, PA |
| Codorus Creek At Spring Grove, PA |
| Codorus Creek Near York, PA |
| Conemaugh River At Minersville, PA |
| Conemaugh River At Seward, PA |
| Conemaugh River At Tunnelton, PA |
| Conestoga River At Conestoga, PA |
| Conestoga River At Lancaster, PA |
| Conewago Creek Near Bellaire, PA |
| Conewago Creek Near Falmouth, PA |
| Conewango Creek At Russell, PA |
| Connoquenessing Creek Near Zelienople, PA |
| Conodoguinet Creek Near Hogestown, PA |
| Corey Creek Near MEsburg, PA |
| Cowanesque River At Elkland, PA |
| Cowanesque River At Westfield, PA |
| Cowanesque River Near Lawrenceville, PA |
| Crooked Creek At Crooked Creek Dam Near Ford City, PA |
| Crooked Creek At Idaho, PA |
| Crooked Creek Below Catlin Hollow At Middlebury Center, PA |
| Crum Creek Near Newtown Square, PA |
| Delaware River Near Delaware Water Gap Pa |
| Driftwood Bridge Sinnemahoning Creek At Sterling Run, PA |
| Dunkard Creek At Shannopin, PA |
| Dunning Creek At Belden, PA |
| Dyberry Creek Near Honesdale, PA |
| East Branch Big Elk Creek At Forestville, PA |
| East Branch Brandywine Creek Below Downingtown, PA |
| East Branch Brandywine Creek Near Downingtown, PA |
| East Branch Clarion River At East Branch Clarion River Dam, PA |
| East Branch Clarion River Near Clermont, PA |
| East Branch Perkiomen Creek Near Dublin, PA |
| East Branch Perkiomen Creek Near Schwenksville, PA |
| East Branch White Clay Creek At Avondale, PA |
| East Fork Sinnemahoning At Wharton Township, PA |
| East Mahantango Creek Near Dalmatia, PA |
