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Welty Run facts for kids

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Welty Run
Other name(s) Tributary to Sewickley Creek
Country United States
State Pennsylvania
County Westmoreland
Physical characteristics
Main source Fourmile Run divide
about 3 miles southeast of Weltytown, Pennsylvania
2,015 ft (614 m)
River mouth Sewickley Creek
Norvelt, Pennsylvania
975 ft (297 m)
Length 6.59 mi (10.61 km)
Basin features
Progression generally west
River system Monongahela River
Basin size 12.66 square miles (32.8 km2)
  • Left:
    unnamed tributaries
  • Right:
    unnamed tributaries
Waterbodies Mammoth Lake
Bridges Shady Lane, Ankney Hill Road, PA 982, Welty Road, County Park Road, Klaka Road, County Road, Holly Place, Mt. Pleasant Road

Welty Run is a 6.59 mi (10.61 km) long 3rd order tributary to Sewickley Creek in Westmoreland County, Pennsylvania. This is the only stream of this name in the United States.

Variant names

According to the Geographic Names Information System, it has also been known historically as:

  • Welly Run


Welty Run rises about 3 miles southeast of Weltytown, Pennsylvania, and then flows west to join Sewickley Creek at Norvelt, Pennsylvania.


Welty Run drains 12.66 square miles (32.8 km2) of area, receives about 44.4 in/year of precipitation, has a wetness index of 393.98, and is about 52% forested.

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