Powdermill Run (White Oak Run tributary)
| Powdermill Run Tributary to White Oak Run | |
|---|---|
Powdermill Run flowing through Powdermill Nature Reserve | |
Location of Powdermill Run mouth Powdermill Run (White Oak Run tributary) (the United States) | |
| Location | |
| Country | United States |
| State | Pennsylvania |
| County | Westmoreland |
| Physical characteristics | |
| Source | Linn Run/Clear Run divide |
| • location | about 1 mile west of Bald Knob |
| • coordinates | 40°07′05″N 079°13′31″W / 40.11806°N 79.22528°W |
| • elevation | 2,370 ft (720 m) |
| Mouth | White Oak Run |
• location | about 0.25 miles southwest of Weaver Mill, Pennsylvania |
• coordinates | 40°10′21″N 079°16′08″W / 40.17250°N 79.26889°W |
• elevation | 1,332 ft (406 m) |
| Length | 4.36 mi (7.02 km) |
| Basin size | 4.22 square miles (10.9 km2) |
| Discharge | |
| • location | White Oak Run |
| • average | 10.20 cu ft/s (0.289 m3/s) at mouth with White Oak Run |
| Basin features | |
| Progression | northwest |
| River system | Loyalhanna Creek |
| Tributaries | |
| • left | unnamed tributaries |
| • right | unnamed tributaries |
Powdermill Run is a 4.36 mi (7.02 km) long 2nd order tributary to White Oak Run in Westmoreland County, Pennsylvania. This stream passes through Powdermill Nature Reserve, the field station of the Carnegie Museum of Natural History.