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WellCensus

Ziegler Cj

Operator of record for 3 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

Ziegler Cj is the operator of record for 3 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 3 (100%) are plugged & abandoned. Its largest concentration is in Wyoming, with 3 wells (100% of its portfolio).

Wells operated

3

Active

0

Plugged

3

Orphaned

0

Portfolio by state

StateWells
Wyoming3

Well mix

Oil wells
2
Gas wells
0
Shut-in
0
Active share
0%

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Where does Ziegler Cj operate?

Ziegler Cj's catalogued wells are spread across 1 state: Wyoming (3). Its 3 Wyoming wells are 0.0% of the 129,957 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 Ziegler Cj’s wells are active, plugged or orphaned?

0% of Ziegler Cj'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 Ziegler Cj operate?

By product class, 2 (67%) 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 Sedgwick 1 in Niobrara, WY at 2,943 ft.

Notable wells operated by Ziegler Cj

Wells operated by Ziegler Cj
WellAPI # / state IDStatusTypeLocationOperatorDepth
Sedgwick 149-027-06026Plugged & abandonedOilNiobrara, WYZiegler C J2,943 ft
Sioux 149-027-60023Plugged & abandonedOther typeNiobrara, WYZiegler C J1,376 ft
Govt 149-027-05004Plugged & abandonedOilNiobrara, WYZiegler C J1,355 ft

Deepest first where depth is published. See all 3 wells →

Frequently asked questions

How many wells does Ziegler Cj operate?

Ziegler Cj is the operator of record for 3 catalogued oil & gas wells, with the largest concentration in Wyoming (3). Only wells in states WellCensus has ingested are counted.

How many of Ziegler Cj's wells are still active?

0 of Ziegler Cj's catalogued wells are active; 3 are plugged & abandoned.

In which states does Ziegler Cj operate wells?

Ziegler Cj is the operator of record for wells in Wyoming (3).

Does Ziegler Cj operate mostly oil or gas wells?

2 of Ziegler Cj's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.

What is Ziegler Cj's deepest well?

Among wells with a published depth, Sedgwick 1 in Niobrara, WY is the deepest at 2,943 ft.

Where Ziegler Cj'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, “Ziegler Cj — well portfolio”, https://wellcensus.com/operators/ziegler-cj-30159 (data as of October 10, 2026).

Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).