Monahan, John 1

Plugged Dry hole well

API number	12-009-00033
Operator	Marathon Oil Company
County	Brown, Illinois
Depth	916 ft
Surface location	40.071450, -90.804383 · wells within 1 mile Directions to the wellhead: Google Maps Apple Maps Waze
State record	Illinois State Geological Survey ↗
Data as of	2026-10-17

From Illinois State Geological Survey public records. Verify with the state before relying on this information.