Hydrological Unit: Beaver
| Site number | Name | Site type |
|---|---|---|
| 03105500 | Beaver River at Wampum, PA | Stream |
| 03107500 | Beaver River at Beaver Falls, PA | Stream |
| 03107612 | Brady Run at Patterson Heights, PA | Stream |
| 031076130 | Brady Run above outfall nr Fallston, PA | Stream |
| 031076135 | Brady Run below outfall nr Fallston, PA | Stream |
| 03107615 | Beaver River at Rochester, PA | Stream |
| 404218080170101 | BV 114 | Well |
| 404238080170301 | BV 115 | Well |
| 404238080193801 | BV 166 | Well |
| 404239080172901 | BV 169 | Well |
| 404251080180401 | Beaver River Mile 1.5, PA | Stream |
| 404335080181101 | BV 100 | Well |
| 404343080181701 | BV 116 | Well |
| 404405080184301 | BV 101 | Well |
| 404416080182501 | BV 117 | Well |
| 404431080181101 | BV 118 | Well |
| 404442080190701 | BV 102 | Well |
| 404446080190301 | BV 119 | Well |
| 404446080190302 | BV 120 | Well |
| 404446080190303 | BV 121 | Well |
| 404446080190304 | BV 122 | Well |
| 404446080190305 | BV 123 | Well |
| 404446080191701 | BV 103 | Well |
| 404454080191301 | BV 104 | Well |
| 404457080190001 | BV 165 | Well |
| 404516080190701 | BV 124 | Well |
| 404516080190702 | BV 125 | Well |
| 404606080213701 | BV 164 | Well |
| 404721080195601 | BV SP2 | Spring |
| 404731080210001 | BV 126 | Well |
| 404731080210002 | BV 127 | Well |
| 404958080201001 | BV 242 | Well |
| 405000080190301 | BV 130 | Well |
| 405000080192408 | BV 209 | Well |
| 405314080193501 | LA 1197 | Well |
| 405423080213701 | LA 1202 | Well |