Grasslands Petroleum
Operator of record for 29 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Grasslands Petroleum is the operator of record for 29 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 29 (100%) are plugged & abandoned. Its largest concentration is in Kansas, with 29 wells (100% of its portfolio).
Wells operated
29
Active
0
Plugged
29
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Kansas | 29 |
Well mix
- Oil wells
- 22
- Gas wells
- 1
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Grasslands Petroleum operate?
Grasslands Petroleum's catalogued wells are spread across 1 state: Kansas (29). Its 29 Kansas wells are 0.0% of the 473,140 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 Grasslands Petroleum’s wells are active, plugged or orphaned?
0% of Grasslands Petroleum's catalogued wells are active, 29 percentage points below the national share of 29%. 100% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Grasslands Petroleum operate?
By product class, 22 (76%) are oil wells and 1 (3%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Carey 1 in Edwards, KS at 4,540 ft. The wells listed below sit in Edwards (KS), Stafford (KS), Rush (KS), Rooks (KS), Harvey (KS) and Rice (KS) and other counties.
Notable wells operated by Grasslands Petroleum
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Carey 1 | 15-047-21079 | Plugged & abandoned | Gas | Edwards, KS | Grasslands Petroleum Company, Inc | 4,540 ft |
| Mawhirter 3 | 15-185-22076 | Plugged & abandoned | Injection | Stafford, KS | Grasslands Petroleum Company, Inc | 3,930 ft |
| Firebaugh 1 | 15-185-22348 | Plugged & abandoned | Oil | Stafford, KS | Grasslands Petroleum Company, Inc | 3,930 ft |
| Schwindt Farms 1-23 | 15-165-21595 | Plugged & abandoned | Other type | Rush, KS | Grasslands Petroleum Company, Inc | 3,885 ft |
| Ganoung 1 | 15-163-22937 | Plugged & abandoned | Other type | Rooks, KS | Grasslands Petroleum Company, Inc | 3,599 ft |
| Unruh-Schmidt 1 | 15-079-20625 | Plugged & abandoned | Other type | Harvey, KS | Grasslands Petroleum Company, Inc | 3,392 ft |
| G. Knop 2 | 15-159-21957 | Plugged & abandoned | Oil | Rice, KS | Grasslands Petroleum Company, Inc | 3,380 ft |
| G. Knop 1 | 15-159-20953 | Plugged & abandoned | Oil | Rice, KS | Grasslands Petroleum Company, Inc | 3,366 ft |
| Logsdon 1 | 15-163-22923 | Plugged & abandoned | Other type | Rooks, KS | Grasslands Petroleum Company, Inc | 3,301 ft |
| McLeod 11 | 15-087-20068 | Plugged & abandoned | Injection | Jefferson, KS | Grasslands Petroleum Company, Inc | 2,180 ft |
| McLeod 1 | 15-087-20050 | Plugged & abandoned | Oil | Jefferson, KS | Grasslands Petroleum Company, Inc | 1,762 ft |
| Mcleod 35 | 15-087-20281 | Plugged & abandoned | Oil | Jefferson, KS | Grasslands Petroleum Company, Inc | 1,743 ft |
Deepest first where depth is published. See all 29 wells →
Frequently asked questions
How many wells does Grasslands Petroleum operate?
Grasslands Petroleum is the operator of record for 29 catalogued oil & gas wells, with the largest concentration in Kansas (29). Only wells in states WellCensus has ingested are counted.
How many of Grasslands Petroleum's wells are still active?
0 of Grasslands Petroleum's catalogued wells are active; 29 are plugged & abandoned.
In which states does Grasslands Petroleum operate wells?
Grasslands Petroleum is the operator of record for wells in Kansas (29).
Does Grasslands Petroleum operate mostly oil or gas wells?
22 of Grasslands Petroleum's catalogued wells are oil wells and 1 are gas wells; the rest are injection, service or unclassified wells.
What is Grasslands Petroleum's deepest well?
Among wells with a published depth, Carey 1 in Edwards, KS is the deepest at 4,540 ft.
Where Grasslands Petroleum'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, “Grasslands Petroleum — well portfolio”, https://wellcensus.com/operators/grasslands-petroleum-86152 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).