Maderak Ja Constr
Operator of record for 1 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Maderak Ja Constr is the operator of record for 1 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 1 (100%) are plugged & abandoned. Its largest concentration is in Kansas, with 1 wells (100% of its portfolio).
Wells operated
1
Active
0
Plugged
1
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Kansas | 1 |
Well mix
- Oil wells
- 0
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim Maderak Ja Constr to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Maderak Ja Constr operate?
Maderak Ja Constr's catalogued wells are spread across 1 state: Kansas (1). Its 1 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 Maderak Ja Constr’s wells are active, plugged or orphaned?
0% of Maderak Ja Constr'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 Maderak Ja Constr operate?
By product class, 0 (0%) 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 Hub 1 in Wyandotte, KS at 402 ft.
Notable wells operated by Maderak Ja Constr
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Hub 1 | 15-209-20044 | Plugged & abandoned | Other type | Wyandotte, KS | Maderak, J.A. Constr. Co., Inc. | 402 ft |
Deepest first where depth is published. See all 1 wells →
Frequently asked questions
How many wells does Maderak Ja Constr operate?
Maderak Ja Constr is the operator of record for 1 catalogued oil & gas wells, with the largest concentration in Kansas (1). Only wells in states WellCensus has ingested are counted.
How many of Maderak Ja Constr's wells are still active?
0 of Maderak Ja Constr's catalogued wells are active; 1 are plugged & abandoned.
In which states does Maderak Ja Constr operate wells?
Maderak Ja Constr is the operator of record for wells in Kansas (1).
Does Maderak Ja Constr operate mostly oil or gas wells?
0 of Maderak Ja Constr's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Maderak Ja Constr's deepest well?
Among wells with a published depth, Hub 1 in Wyandotte, KS is the deepest at 402 ft.
Where Maderak Ja Constr'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, “Maderak Ja Constr — well portfolio”, https://wellcensus.com/operators/maderak-ja-constr-107494 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).