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Coark Development

Operator of record for 14 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

Coark Development is the operator of record for 14 catalogued U.S. oil & gas wells in 1 state. 12 (86%) are active, 1 (7%) plugged & abandoned. Its largest concentration is in Kentucky, with 14 wells (100% of its portfolio).

Wells operated

14

Active

12

Plugged

1

Orphaned

0

Portfolio by state

StateWells
Kentucky14

Well mix

Oil wells
0
Gas wells
12
Shut-in
0
Active share
86%

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Where does Coark Development operate?

Coark Development's catalogued wells are spread across 1 state: Kentucky (14). Its 14 Kentucky wells are 0.0% of the 201,022 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 Coark Development’s wells are active, plugged or orphaned?

86% of Coark Development's catalogued wells are active, 57 percentage points above the national share of 29%. 7% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.

What kinds of wells does Coark Development operate?

By product class, 0 (0%) are oil wells and 12 (86%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Weddington/Syck 1 in Pike, KY at 3,628 ft. The wells listed below sit in Pike (KY) and Martin (KY).

Notable wells operated by Coark Development

Wells operated by Coark Development
WellAPI # / state IDStatusTypeLocationOperatorDepth
Weddington/Syck 116-195-00307ActiveGasPike, KYCoark Development, Inc3,628 ft
Weddington/Syck 216-195-01397ActiveGasPike, KYCoark Development, Inc3,613 ft
Scott, Rush 216-195-00305ActiveGasPike, KYCoark Development, Inc3,579 ft
Weddington/Syck 316-195-01398ActiveGasPike, KYCoark Development, Inc3,552 ft
Weddington/Syck 4r16-195-01517ActiveGasPike, KYCoark Development, Inc3,550 ft
Scott, Rush 116-195-00316ActiveGasPike, KYCoark Development, Inc3,549 ft
Cassady, J W Heirs 416-159-00173ActiveGasMartin, KYCoark Development, Inc3,308 ft
Cassady, J W 216-159-00160ActiveGasMartin, KYCoark Development, Inc3,290 ft
Cassady, J W 116-159-00161ActiveGasMartin, KYCoark Development, Inc3,277 ft
Cassady, J W Heirs 316-159-00172ActiveGasMartin, KYCoark Development, Inc3,256 ft
Cassady, Lincoln Lc216-159-00063ActiveGasMartin, KYCoark Development, Inc3,191 ft
Cassady, Lincoln Lc116-159-00062ActiveGasMartin, KYCoark Development, Inc3,006 ft

Deepest first where depth is published. See all 14 wells →

Frequently asked questions

How many wells does Coark Development operate?

Coark Development is the operator of record for 14 catalogued oil & gas wells, with the largest concentration in Kentucky (14). Only wells in states WellCensus has ingested are counted.

How many of Coark Development's wells are still active?

12 of Coark Development's catalogued wells are active; 1 are plugged & abandoned.

In which states does Coark Development operate wells?

Coark Development is the operator of record for wells in Kentucky (14).

Does Coark Development operate mostly oil or gas wells?

0 of Coark Development's catalogued wells are oil wells and 12 are gas wells; the rest are injection, service or unclassified wells.

What is Coark Development's deepest well?

Among wells with a published depth, Weddington/Syck 1 in Pike, KY is the deepest at 3,628 ft.

Where Coark Development'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, “Coark Development — well portfolio”, https://wellcensus.com/operators/coark-development-107039 (data as of October 10, 2026).

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