Nelson Donald & Marilyn
Operator of record for 9 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Nelson Donald & Marilyn is the operator of record for 9 catalogued U.S. oil & gas wells in 1 state. 1 (11%) are active, 8 (89%) plugged & abandoned. Its largest concentration is in Kansas, with 9 wells (100% of its portfolio).
Wells operated
9
Active
1
Plugged
8
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Kansas | 9 |
Well mix
- Oil wells
- 7
- Gas wells
- 1
- Shut-in
- 0
- Active share
- 11%
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Claim your operator profileWhere does Nelson Donald & Marilyn operate?
Nelson Donald & Marilyn's catalogued wells are spread across 1 state: Kansas (9). Its 9 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 Nelson Donald & Marilyn’s wells are active, plugged or orphaned?
11% of Nelson Donald & Marilyn's catalogued wells are active, 18 percentage points below the national share of 29%. 89% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Nelson Donald & Marilyn operate?
By product class, 7 (78%) are oil wells and 1 (11%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Harris 'A' 5 in Montgomery, KS at 1,330 ft.
Notable wells operated by Nelson Donald & Marilyn
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Harris 'A' 5 | 15-125-26553 | Plugged & abandoned | Oil | Montgomery, KS | Nelson, Donald & Marilyn | 1,330 ft |
| Harris OW-3 | 15-125-02888 | Plugged & abandoned | Oil | Montgomery, KS | Nelson, Donald & Marilyn | 1,310 ft |
| Harris 'A' 2 | 15-125-22048 | Plugged & abandoned | Oil | Montgomery, KS | Nelson, Donald & Marilyn | 1,300 ft |
| Harris 'A' 3 | 15-125-23108 | Plugged & abandoned | Oil | Montgomery, KS | Nelson, Donald & Marilyn | 1,300 ft |
| Harris 1-W | 15-125-01671 | Plugged & abandoned | Injection | Montgomery, KS | Nelson, Donald & Marilyn | 1,300 ft |
| Strickland 'A' 6 | 15-125-27866 | Plugged & abandoned | Oil | Montgomery, KS | Nelson, Donald & Marilyn | 1,300 ft |
| Harris OW-2 | 15-125-02887 | Plugged & abandoned | Oil | Montgomery, KS | Nelson, Donald & Marilyn | 1,300 ft |
| Harris 'A' 4 | 15-125-25686 | Active | Gas | Montgomery, KS | Nelson, Donald & Marilyn | 1,200 ft |
| Harris OW-1 | 15-125-02925 | Plugged & abandoned | Oil | Montgomery, KS | Nelson, Donald & Marilyn | 720 ft |
Deepest first where depth is published. See all 9 wells →
Frequently asked questions
How many wells does Nelson Donald & Marilyn operate?
Nelson Donald & Marilyn is the operator of record for 9 catalogued oil & gas wells, with the largest concentration in Kansas (9). Only wells in states WellCensus has ingested are counted.
How many of Nelson Donald & Marilyn's wells are still active?
1 of Nelson Donald & Marilyn's catalogued wells are active; 8 are plugged & abandoned.
In which states does Nelson Donald & Marilyn operate wells?
Nelson Donald & Marilyn is the operator of record for wells in Kansas (9).
Does Nelson Donald & Marilyn operate mostly oil or gas wells?
7 of Nelson Donald & Marilyn's catalogued wells are oil wells and 1 are gas wells; the rest are injection, service or unclassified wells.
What is Nelson Donald & Marilyn's deepest well?
Among wells with a published depth, Harris 'A' 5 in Montgomery, KS is the deepest at 1,330 ft.
Where Nelson Donald & Marilyn'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, “Nelson Donald & Marilyn — well portfolio”, https://wellcensus.com/operators/nelson-donald-marilyn-87330 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).