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Hamilton County, IL oil and gas wells
6,152 wells: 0 active, 4,048 plugged, run by 832 operators.
Figures from the Illinois State Geological Survey, updated 2026-10-17.
Top operators in Hamilton
| Operator | Active | Wells here |
|---|
| Shell Oil Company | 0 | 304 |
| Brehm, C. E. Drilling & Producing | 0 | 285 |
| Texaco, Inc. | 0 | 262 |
| Texas Co., The | 0 | 209 |
| The Texas Company | 0 | 184 |
| Texas Company, The | 0 | 147 |
| Collins Brothers Oil Company | 0 | 124 |
| Stewart Oil Company | 0 | 114 |
| Pure Oil Company | 0 | 113 |
| C. E. Brehm Drilling & Prod. | 0 | 106 |
| Kingwood Oil Co. | 0 | 103 |
| National Associated Petroleum Co. | 0 | 99 |
| Bi-Petro, Inc. | 0 | 95 |
| Carter Oil Co. | 0 | 95 |
| Magnolia Petroleum Company | 0 | 91 |
| Phillips Petroleum, Co. | 0 | 88 |
| Gulf Refining Company | 0 | 64 |
| Marathon Oil Company | 0 | 64 |
| Kaufman, E.H. | 0 | 63 |
| Ohio Oil Co., The | 0 | 62 |
| Calvert Drilling, Inc. | 0 | 60 |
| Ohio Oil Company | 0 | 53 |
| Spires, H. V. | 0 | 53 |
| Farrar Oil Co., Inc. | 0 | 50 |
| Gulf Oil Corporation | 0 | 49 |
Wells
Not plugged · All wells · Plugged · Orphaned
| Well | API / ID | Status | Type | Operator |
|---|
| No wells match. |