Thompson Creek is a 6.8 mile (11.0 km) 3rd order tributary to Oil Creek that rises on the Caldwell Creek divide in Crawford County, Pennsylvania.
| Thompson Creek Tributary to Oil Creek | |
|---|---|
| Nickname(s) | Thompson Run |
| Location | |
| Country | United States |
| State | Pennsylvania |
| County | Crawford |
| City | Hydetown |
| Physical characteristics | |
| Source | divide between Thompson Creek and Caldwell Creek |
| • location | about 0.5 miles east of Shelmadine Springs, Pennsylvania |
| • coordinates | 41°40′32″N 079°33′12″W[1] |
| • elevation | 1,600 ft (490 m) |
| Mouth | about 1/4 miles southwest of Hydetown, Pennsylvania |
• location | Oil Creek |
• coordinates | 41°38′53″N 079°43′54″W[1] |
• elevation | 1,240 ft (380 m) |
| Length | 6.82 mi (10.98 km)[2] |
| Basin size | 35.9 square miles (93 km2)[3] |
| Discharge | |
| • location | Hydetown, Pennsylvania |
| • average | 66.43 cu ft/s (1.881 m3/s) at mouth with Oil Creek[3] |
| Basin features | |
| Progression | Oil Creek → Allegheny River → Ohio River → Mississippi River → Gulf of Mexico |
| River system | Allegheny River (Oil Creek) |
| Population | 1,374 (2010)[4] |
| Tributaries | |
| • left | Hummer Creek |
| • right | Shirley Run McLaughlin Creek |
According to the Geographic Names Information System, it has also been known historically as:[1]
Thompson Run rises on the Caldwell Creek divide about 0.5 miles east of Shelmadine Springs in Crawford County, Pennsylvania. Thompson Creek then flows west to meet Oil Creek in Hydetown.[5]
Thompson Creek drains 35.9 square miles (93 km2) of area, receives about 45.4 in/year of precipitation, has a topographic wetness index of 445.85, and has an average water temperature of 7.35 °C.[3] The watershed is 53% forested.[3]

