191 wells across 33 recorded operators, with <3 drilling permits filed in the 24-month window at summary refresh.
Buckhead Energy analysis of public oil and gas data. Formation summary date: 2026-11-06.
Quick answer: The Marcellus formation in Ohio has 191 wells on record across 33 recorded operators, with — drilling permits filed in the 24-month window at source refresh. Its operators with the most wells on record are J D Drilling Company, Gulfport Appalachia, Appalachian Exploration, Equity Oil & Gas Funds In and Amtek Oil. Source: Buckhead Energy analysis of public oil and gas data. Formation summary date: 2026-11-06.
The operators with the most well counts targeting the Marcellus formation in Ohio:
| # | Operator | Wells in Marcellus |
|---|---|---|
| 1 | J D Drilling Company | 93 |
| 2 | Gulfport Appalachia | 21 |
| 3 | Appalachian Exploration | 14 |
| 4 | Equity Oil & Gas Funds In | 13 |
| 5 | Amtek Oil | 4 |
| 6 | Ascent Resourcesmarcellus | 4 |
| 7 | Bennoc | 3 |
| 8 | Gulfport Energy | 3 |
| 9 | Kst Oil & Gas | 3 |
| 10 | Murphy Oil Company | 3 |
The Ohio counties with the most Marcellus activity:
Jefferson, Meigs, Belmont
Drilling permits in Ohio each year, the Marcellus count and share of them, and the median lateral length of those Marcellus permits.
| Year | State permits | This formation | Share | Median lateral |
|---|---|---|---|---|
| 2026 | 513 | <3 | — | n<5 |
| 2025 | 719 | <3 | — | n<5 |
| 2024 | 644 | <3 | — | n<5 |
| 2023 | 253 | <3 | — | n<5 |
| 2022 | 329 | <3 | — | n<5 |
| 2021 | 453 | 4 | 0.9% | n<5 |
| 2020 | 404 | <3 | — | n<5 |
| 2019 | 686 | 11 | 1.6% | n<5 |
Share of each year’s Ohio drilling permits by target formation, for the formations with the most permits.
| Year | Utica | Appalachian Basin - (Eastern Overthrust Area) | Appalachian Basin | Medina-Clinton-Tuscarora | Cincinnati Arch | Marcellus |
|---|---|---|---|---|---|---|
| 2026 | 48.3% | 24.8% | 20.5% | 1.8% | 3.9% | — |
| 2025 | 49.4% | 32.1% | 13.2% | 3.6% | 1.3% | — |
| 2024 | 52.5% | 24.5% | 15.2% | 5.9% | 1.9% | — |
| 2023 | 3.6% | 70.8% | 25.7% | — | — | — |
| 2022 | 7.9% | 70.8% | 20.1% | — | — | — |
| 2021 | 81.2% | 6.4% | 2.6% | 8.2% | 0.7% | 0.9% |
| 2020 | 92.8% | 1.5% | — | 4.5% | — | — |
| 2019 | 89.9% | — | 1.6% | 4.8% | 1.6% | 1.6% |
Buckhead Energy computes every figure on this page from grouped records in public oil and gas data. The page shows counts, sums, percentiles and indexes only; it does not list individual wells, leases or permits.
Counts under 3 wells and percentiles under 5 wells are withheld; totals are floors.
Share is the formation’s permits as a percent of the state’s permits that year. Median lateral length is published only when at least 5 permits stand behind it.
Last computed: 2026-11-06. These figures are informational only and are not a valuation of any mineral or royalty interest.
The Marcellus is a formation/play group recorded in Ohio, with 191 wells on file across 33 distinct operators of record. Operators have filed <3 drilling permits targeting the Marcellus in the 24-month window at summary refresh. These are stored records, not a live measure of drilling.
Recorded formation activity provides regional context. It does not establish ownership, future production, royalty payments or a value for an individual tract. Consult qualified professionals about your specific interest.
191 wells target the Marcellus in Ohio, worked by 33 recorded operators, per Buckhead Energy analysis of public oil and gas data. Formation summary date: 2026-11-06.
The Marcellus operators with the most wells on record in Ohio are J D Drilling Company, Gulfport Appalachia, Appalachian Exploration, Equity Oil & Gas Funds In and Amtek Oil. The full ranking is in the table on this page. Formation summary date: 2026-11-06.
Operators filed — drilling permits targeting the Marcellus in the 24-month window at source refresh, per Buckhead Energy analysis of public oil and gas data. Formation summary date: 2026-11-06.
Operators filed — new drilling permits targeting the Marcellus in Ohio in the 24-month window at source refresh. New permits and spuds record reported activity stages; they do not establish ongoing drilling, per Buckhead Energy analysis of public oil and gas data. Formation summary date: 2026-11-06.
Marcellus activity in Ohio includes 191 wells on record and 33 recorded operators, with — drilling permits filed in the 24-month window at source refresh — from Buckhead Energy analysis of public oil and gas data. Formation summary date: 2026-11-06.
The primary counties recorded for Marcellus in Ohio are Jefferson, Meigs, Belmont. Formation summary date: 2026-11-06.
Value depends on your net mineral acres or royalty decimal, the operator, the remaining drilling locations, and current oil and gas prices. This page is informational only, not a valuation. Formation summary date: 2026-11-06.
Get a free written offer based on your specific tract, operator, and the current Marcellus activity in your area.
Get Your Free Written OfferFormation: Marcellus
State: Ohio
Total wells: 191
Recorded operators: 33
Permits 24mo: <3
Summary date: 2026-11-06
