Schafer & Granholm
Operator of record for 5 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Schafer & Granholm is the operator of record for 5 catalogued U.S. oil & gas wells in 1 state. 3 (60%) are active, 2 (40%) plugged & abandoned. Its largest concentration is in Illinois, with 5 wells (100% of its portfolio).
Wells operated
5
Active
3
Plugged
2
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 5 |
Well mix
- Oil wells
- 3
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 60%
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Claim Schafer & Granholm to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Schafer & Granholm operate?
Schafer & Granholm's catalogued wells are spread across 1 state: Illinois (5). Its 5 Illinois wells are 0.0% of the 174,478 catalogued in that state — its largest share of any state. Counts cover only states whose registries WellCensus has ingested with operator names; wells in Nebraska and Texas (location indexes) and in states without a registry ingest are not yet attributed to any operator.
How many of Schafer & Granholm’s wells are active, plugged or orphaned?
60% of Schafer & Granholm's catalogued wells are active, 31 percentage points above the national share of 29%. 40% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Schafer & Granholm operate?
By product class, 3 (60%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Dixon 1 in Clinton, IL at 2,525 ft. The wells listed below sit in Clinton (IL) and Clark (IL).
Notable wells operated by Schafer & Granholm
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Dixon 1 | 12-027-02883 | Plugged & abandoned | Other type | Clinton, IL | Schafer & Granholm | 2,525 ft |
| Hilbert, Frank 1 | 12-023-00640 | Plugged & abandoned | Other type | Clark, IL | Schafer & Granholm | 2,444 ft |
| Machlin 4 | 12-023-02695 | Active | Oil | Clark, IL | Schafer & Granholm | 2,052 ft |
| Machlan 2 | 12-023-01151 | Active | Oil | Clark, IL | Schafer & Granholm | 2,052 ft |
| Machlan 3 | 12-023-00839 | Active | Oil | Clark, IL | Schafer & Granholm | 2,046 ft |
Deepest first where depth is published. See all 5 wells →
Frequently asked questions
How many wells does Schafer & Granholm operate?
Schafer & Granholm is the operator of record for 5 catalogued oil & gas wells, with the largest concentration in Illinois (5). Only wells in states WellCensus has ingested are counted.
How many of Schafer & Granholm's wells are still active?
3 of Schafer & Granholm's catalogued wells are active; 2 are plugged & abandoned.
In which states does Schafer & Granholm operate wells?
Schafer & Granholm is the operator of record for wells in Illinois (5).
Does Schafer & Granholm operate mostly oil or gas wells?
3 of Schafer & Granholm's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Schafer & Granholm's deepest well?
Among wells with a published depth, Dixon 1 in Clinton, IL is the deepest at 2,525 ft.
Where Schafer & Granholm's wells are
About this data
Source: State oil & gas regulator registries (operator of record as filed, exact-normalized across states) plus the USGS United States Documented Orphaned Well Database (2026), as published October 10, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: WellCensus, “Schafer & Granholm — well portfolio”, https://wellcensus.com/operators/schafer-granholm-92436 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).