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WellCensus

Jr Development

Operator of record for 5 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

Jr Development is the operator of record for 5 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 5 (100%) are plugged & abandoned. Its largest concentration is in Ohio, with 5 wells (100% of its portfolio).

Wells operated

5

Active

0

Plugged

5

Orphaned

0

Portfolio by state

StateWells
Ohio5

Well mix

Oil wells
5
Gas wells
0
Shut-in
0
Active share
0%

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Where does Jr Development operate?

Jr Development's catalogued wells are spread across 1 state: Ohio (5). Its 5 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 Jr Development’s wells are active, plugged or orphaned?

0% of Jr Development'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 Jr Development operate?

By product class, 5 (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 Hurst 1 in Perry, OH at 3,457 ft.

Notable wells operated by Jr Development

Wells operated by Jr Development
WellAPI # / state IDStatusTypeLocationOperatorDepth
Hurst 134-127-25347Plugged & abandonedOilPerry, OHJ R Development Co3,457 ft
Crossan 134-127-25173Plugged & abandonedOilPerry, OHJ R Development Co3,428 ft
Hammer 234-127-24870Plugged & abandonedOilPerry, OHJ R Development Co3,377 ft
Deadman & Hurst 134-127-25269Plugged & abandonedOilPerry, OHJ R Development Co3,347 ft
Hammer C D Etal 134-127-24751Plugged & abandonedOilPerry, OHJ R Development Co3,346 ft

Deepest first where depth is published. See all 5 wells →

Frequently asked questions

How many wells does Jr Development operate?

Jr Development is the operator of record for 5 catalogued oil & gas wells, with the largest concentration in Ohio (5). Only wells in states WellCensus has ingested are counted.

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

0 of Jr Development's catalogued wells are active; 5 are plugged & abandoned.

In which states does Jr Development operate wells?

Jr Development is the operator of record for wells in Ohio (5).

Does Jr Development operate mostly oil or gas wells?

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

What is Jr Development's deepest well?

Among wells with a published depth, Hurst 1 in Perry, OH is the deepest at 3,457 ft.

Where Jr 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, “Jr Development — well portfolio”, https://wellcensus.com/operators/jr-development-89831 (data as of October 10, 2026).

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