Hollenkamp Rj
Operator of record for 14 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Hollenkamp Rj is the operator of record for 14 catalogued U.S. oil & gas wells in 1 state. 9 (64%) are active, 4 (29%) plugged & abandoned. Its largest concentration is in Illinois, with 14 wells (100% of its portfolio).
Wells operated
14
Active
9
Plugged
4
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 14 |
Well mix
- Oil wells
- 7
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 64%
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Claim your operator profileWhere does Hollenkamp Rj operate?
Hollenkamp Rj's catalogued wells are spread across 1 state: Illinois (14). Its 14 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 Hollenkamp Rj’s wells are active, plugged or orphaned?
64% of Hollenkamp Rj's catalogued wells are active, 35 percentage points above the national share of 29%. 29% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Hollenkamp Rj operate?
By product class, 7 (50%) 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 Nattier Comm. 26-1 in Marion, IL at 3,074 ft. The wells listed below sit in Marion (IL), Clinton (IL) and Fayette (IL).
Notable wells operated by Hollenkamp Rj
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Nattier Comm. 26-1 | 12-121-28010 | Active | Injection | Marion, IL | Hollenkamp, R. J. Corp. | 3,074 ft |
| Nattier Community 26-1A | 12-121-28123 | Active | Oil | Marion, IL | Hollenkamp, R. J. Corp. | 3,072 ft |
| Loepker, A. B. 1-A | 12-027-01885 | Active | Oil | Clinton, IL | Hollenkamp, R. J. Corp. | 2,600 ft |
| Singer, O. G. 1 | 12-121-04646 | Active | Oil | Marion, IL | Hollenkamp, R. J. Corp. | 1,628 ft |
| Collins 2 | 12-121-05156 | Active | Oil | Marion, IL | Hollenkamp, R. J. Corp. | 1,614 ft |
| Houston Comm. 2 | 12-051-02005 | Active | Injection | Fayette, IL | Hollenkamp, R. J. Corp. | 1,425 ft |
| McLaughlin 1 | 12-051-01598 | Plugged & abandoned | Other type | Fayette, IL | Hollenkamp, R. J. Corp. | 1,418 ft |
| Keister 1 | 12-051-27159 | Plugged & abandoned | Other type | Fayette, IL | Hollenkamp, R. J. Corp. | 1,417 ft |
| Houston Comm. 1 | 12-051-27685 | Active | Oil | Fayette, IL | Hollenkamp, R. J. Corp. | 1,412 ft |
| Houston Comm. 3 | 12-051-27706 | Active | Oil | Fayette, IL | Hollenkamp, R. J. Corp. | 1,396 ft |
| Easton 1 | 12-121-28192 | Plugged & abandoned | Other type | Marion, IL | Hollenkamp, R. J. Corp. | 1,049 ft |
| Schomaker 1-A | 12-027-02739 | Plugged & abandoned | Other type | Clinton, IL | Hollenkamp, R. J. Corp. | 1,040 ft |
Deepest first where depth is published. See all 14 wells →
Frequently asked questions
How many wells does Hollenkamp Rj operate?
Hollenkamp Rj is the operator of record for 14 catalogued oil & gas wells, with the largest concentration in Illinois (14). Only wells in states WellCensus has ingested are counted.
How many of Hollenkamp Rj's wells are still active?
9 of Hollenkamp Rj's catalogued wells are active; 4 are plugged & abandoned.
In which states does Hollenkamp Rj operate wells?
Hollenkamp Rj is the operator of record for wells in Illinois (14).
Does Hollenkamp Rj operate mostly oil or gas wells?
7 of Hollenkamp Rj's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Hollenkamp Rj's deepest well?
Among wells with a published depth, Nattier Comm. 26-1 in Marion, IL is the deepest at 3,074 ft.
Where Hollenkamp Rj'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, “Hollenkamp Rj — well portfolio”, https://wellcensus.com/operators/hollenkamp-rj-94560 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).