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Butler County

Butler County, PA

Current Population (2000 U.S., county)

This county crosses 5 watersheds.

Find environmental information for each of these watersheds:

• 05010003 Middle Allegheny-Tionesta; state(s): PA
  
• 05010006 Middle Allegheny-Redbank; state(s): PA
  
• 05010009 Lower Allegheny; state(s): PA
  
• 05030101 Upper Ohio; state(s): OH, WV, PA
  
• 05030105 Connoquenessing; state(s): PA
  

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