WellheadMap

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MSD Chicago-Mainstream Sys DH74-7

Status not reported Service well

API number12-031-30344
OperatorHarza Engineering Co.
CountyCook, Illinois
Depth432 ft
Surface location41.891281, -87.686921 · wells within 1 mile
Directions to the wellhead: Google Maps Apple Maps Waze
State recordIllinois State Geological Survey ↗
Data as of2026-10-17

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