Photo: The McClintock No. 1, drilled in 1861, is the world\\\'s oldest

FE Team | Published: November 23, 2014 00:00:00 | Updated: November 30, 2026 06:01:00

The McClintock No. 1, drilled in 1861, is the world\'s oldest continuously producing oil well. It still produces about 1/10 of a barrel a day, tucked away behind a propane storage yard about 70 miles north of Pittsburgh. — Bloomberg Photo