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WellCensus

Mcclain Oil

Operator of record for 9 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

Mcclain Oil is the operator of record for 9 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 7 (78%) are plugged & abandoned. Its largest concentration is in Ohio, with 9 wells (100% of its portfolio).

Wells operated

9

Active

0

Plugged

7

Orphaned

0

Portfolio by state

StateWells
Ohio9

Well mix

Oil wells
9
Gas wells
0
Shut-in
0
Active share
0%

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Where does Mcclain Oil operate?

Mcclain Oil's catalogued wells are spread across 1 state: Ohio (9). Its 9 Ohio wells are 0.0% of the 242,052 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 Mcclain Oil’s wells are active, plugged or orphaned?

0% of Mcclain Oil's catalogued wells are active, 29 percentage points below the national share of 29%. 78% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.

What kinds of wells does Mcclain Oil operate?

By product class, 9 (100%) 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 Graft 3 in Licking, OH at 3,077 ft.

Notable wells operated by Mcclain Oil

Wells operated by Mcclain Oil
WellAPI # / state IDStatusTypeLocationOperatorDepth
Graft 334-089-24603Plugged & abandonedOilLicking, OHMcCLAIN OIL CO3,077 ft
Flowers 234-089-24831Plugged & abandonedOilLicking, OHMcCLAIN OIL CO2,985 ft
Flowers 134-089-24440Plugged & abandonedOilLicking, OHMcCLAIN OIL CO2,980 ft
Dennis/Winland 134-089-24441Plugged & abandonedOilLicking, OHMcCLAIN OIL CO2,950 ft
Schwendeman 134-089-24779Plugged & abandonedOilLicking, OHMcCLAIN OIL CO749 ft
Mcclain K 134-089-24663Plugged & abandonedOilLicking, OHMcCLAIN OIL CO593 ft
Coyle 234-089-24760Plugged & abandonedOilLicking, OHMcCLAIN OIL CO557 ft
Licking Valley Lsd Jr & Ks Porter 85-134-089-25151Other statusOilLicking, OHMcCLAIN OIL CO0 ft
Montgomery R W & Montgomery M J 85-234-089-22991Other statusOilLicking, OHMcCLAIN OIL CO0 ft

Deepest first where depth is published. See all 9 wells →

Frequently asked questions

How many wells does Mcclain Oil operate?

Mcclain Oil is the operator of record for 9 catalogued oil & gas wells, with the largest concentration in Ohio (9). Only wells in states WellCensus has ingested are counted.

How many of Mcclain Oil's wells are still active?

0 of Mcclain Oil's catalogued wells are active; 7 are plugged & abandoned.

In which states does Mcclain Oil operate wells?

Mcclain Oil is the operator of record for wells in Ohio (9).

Does Mcclain Oil operate mostly oil or gas wells?

9 of Mcclain Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.

What is Mcclain Oil's deepest well?

Among wells with a published depth, Graft 3 in Licking, OH is the deepest at 3,077 ft.

Where Mcclain Oil'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, “Mcclain Oil — well portfolio”, https://wellcensus.com/operators/mcclain-oil-85025 (data as of October 10, 2026).

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