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WellCensus

Massey Gary R

Operator of record for 31 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

Massey Gary R is the operator of record for 31 catalogued U.S. oil & gas wells in 1 state. 30 (97%) are active, 0 (0%) plugged & abandoned. Its largest concentration is in Kansas, with 31 wells (100% of its portfolio).

Wells operated

31

Active

30

Plugged

0

Orphaned

0

Portfolio by state

StateWells
Kansas31

Well mix

Oil wells
25
Gas wells
0
Shut-in
1
Active share
97%

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Where does Massey Gary R operate?

Massey Gary R's catalogued wells are spread across 1 state: Kansas (31). Its 31 Kansas wells are 0.0% of the 473,140 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 Massey Gary R’s wells are active, plugged or orphaned?

97% of Massey Gary R's catalogued wells are active, 68 percentage points above the national share of 29%. 0% are plugged & abandoned, against 47% nationally. 1 wells (3%) are shut-in — unplugged but idle. None of the wells filed under this name is flagged as orphaned.

What kinds of wells does Massey Gary R operate?

By product class, 25 (81%) 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 Dunlap 5 in Greenwood, KS at 2,803 ft.

Notable wells operated by Massey Gary R

Wells operated by Massey Gary R
WellAPI # / state IDStatusTypeLocationOperatorDepth
Dunlap 515-073-30276ActiveOilGreenwood, KSMassey, Gary R.2,803 ft
Ladd B 615-073-22021ActiveOilGreenwood, KSMassey, Gary R.2,600 ft
Ladd B 415-073-30113ActiveInjectionGreenwood, KSMassey, Gary R.2,557 ft
Ladd B 515-073-30321ActiveOilGreenwood, KSMassey, Gary R.2,530 ft
Ladd B 315-073-01651ActiveOilGreenwood, KSMassey, Gary R.2,500 ft
Ladd 'B' 215-073-30096ActiveOilGreenwood, KSMassey, Gary R.2,486 ft
Ladd B 115-073-01650ActiveOilGreenwood, KSMassey, Gary R.2,478 ft
Henley 215-073-21292ActiveOilGreenwood, KSMassey, Gary R.2,350 ft
Dunlap 315-073-19505ActiveInjectionGreenwood, KSMassey, Gary R.2,285 ft
Henley 115-073-30108ActiveOilGreenwood, KSMassey, Gary R.2,255 ft
Hendrickson 315-073-19955ActiveOilGreenwood, KSMassey, Gary R.2,250 ft
Henley 'B' 415-073-01649ActiveOilGreenwood, KSMassey, Gary R.2,230 ft

Deepest first where depth is published. See all 31 wells →

Frequently asked questions

How many wells does Massey Gary R operate?

Massey Gary R is the operator of record for 31 catalogued oil & gas wells, with the largest concentration in Kansas (31). Only wells in states WellCensus has ingested are counted.

How many of Massey Gary R's wells are still active?

30 of Massey Gary R's catalogued wells are active; 0 are plugged & abandoned.

In which states does Massey Gary R operate wells?

Massey Gary R is the operator of record for wells in Kansas (31).

Does Massey Gary R operate mostly oil or gas wells?

25 of Massey Gary R's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.

What is Massey Gary R's deepest well?

Among wells with a published depth, Dunlap 5 in Greenwood, KS is the deepest at 2,803 ft.

Where Massey Gary R'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, “Massey Gary R — well portfolio”, https://wellcensus.com/operators/massey-gary-r-85402 (data as of October 10, 2026).

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