FIELDS AND POOLS · UNITED STATES

US oil and gas fields and pools

A regulator names each reservoir it oversees: a field in Texas, a pool in New Mexico. The name carries the formation, which is how one formation can be followed across a state line.

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Field or poolStateFormationCountyActive completionsOperatorsOil, 12 moGas, 12 moLifetime oilLast reported
Magnolia City, NorthTexas—Jim Wells00000—
Magnolia City, North (3300)Texas3300Jim Wells00002—
Magnolia City, North (3400)Texas3400Jim Wells00000—
Magnolia City, North (3500)Texas3500Jim Wells00000—
Magnolia City, North (3800)Texas3800Jim Wells000022,235Oct 2020
Magnolia City, North (3950)Texas3950Jim Wells00000—
Magnolia City, North (4900)Texas4900Jim Wells000013,772—
Magnolia City, North (5230)Texas5230Jim Wells00000—
Magnolia City, North (5400)Texas5400Jim Wells0000245—
Magnolia City, N. (Roberts Sand)TexasRoberts SandJim Wells00000—
Magnolia City, N. (Roberts, Up.)TexasRoberts, Up.Jim Wells0000194Dec 2017
Magnolia City, N. (Seg a 3770)TexasSeg a 3770Jim Wells000075,563Jan 2016
Magnolia City, N. (Seg a 4000)TexasSeg a 4000Jim Wells000019—
Magnolia City, N. (Seg a 4800)TexasSeg a 4800Jim Wells0000213—
Magnolia City, N (Seg a E-83)TexasSeg a E-83Jim Wells00000—
Magnolia City,n.(seg a Evetts L)TexasSeg a Evetts LJim Wells000074—
Magnolia City, N (Seg B Roberts)TexasSeg B RobertsJim Wells00000—
Magnolia City, N. (Seg C 5000)TexasSeg C 5000Jim Wells00000—
Magnolia City, SW. (5400 Frio)Texas5400 FrioJim Wells0000781—
Magnolia City (Valadez -a- Sand)TexasValadez -a- SandJim Wells00000—
Magnolia City, W. (5400)Texas5400Jim Wells000033,679Oct 2017
Magnolia City, West (Frio -A-)TexasFrio AJim Wells00000—
Magnolia City, W. (Perez)TexasPerezJim Wells00001,445—
Magnolia Sealy, S. (Yates, Lo.)TexasYates LOWard00003,534—
Magnolia Sealy, W. (Yates Dolo.)TexasYates DoloWard00000—
Magnolia (Subclarksville)TexasSubclarksvilleAnderson000033,335Mar 2025
Magoun N.E. (Morrow Middle)TexasMorrow MiddleLipscomb000036—
Magoun, S. (Morrow Lower)TexasMorrow LowerLipscomb00006,590Aug 2019
M.A.G. (Pennsylvanian)TexasPennsylvanianCrockett000026,384—
Magruder; Bone Spring, EastNew MexicoBone Spring—00000—
Magruder; Bone Spring (Gas)New MexicoBone Spring—00000—
Mag. Sealy, W. (Brushy Canyon)TexasBrushy CanyonWard000014,801May 2022
Mag. Sealy, W. (Cherry Canyon)TexasCherry CanyonWard00002,952—
Maguellitos (5900)Texas5900La Salle00000—
Maguellitos (6500)Texas6500Webb00000—
Maguellitos (950)Texas950Webb00000—
Maguellitos, NE. (Wilcox 6900)TexasWilcox 6900La Salle +100000—
MaguireTexas—Montague00000—
Magutex (Barnett)TexasBarnettAndrews0000272—
Magutex (Miss.)TexasMissAndrews000010,587—
Magutex N. (Strawn)TexasStrawnAndrews00003,152—
Mahaffey (Yegua 7300)TexasYegua 7300Jasper000019,959—
Mahaffey (Yegua 7450)TexasYegua 7450Jasper0000140—
Mahalitc (Frio 4200)TexasFrio 4200Colorado +1000033—
Mahler (Caddo)TexasCaddoArcher000011,390—
Mahoney DrawWyomingMesaverde, EricsonSweetwater000023,434Oct 2004
Mahoney SouthWyomingNugget, DakotaCarbon000038,597Mar 1988
M. A. J. (Olds 3370)TexasOlds 3370Loving +100004,300—
Major Que Nada (Strawn)TexasStrawnSutton00003—
Maki CreekWyomingMesaverdeSublette00009,098Aug 2011

OIL IN BBL · GAS IN MCF · TWELVE MONTHS THROUGH THE STATE'S REPORTED-THROUGH MONTH

About this data

Each state regulator's field and pool registry, with the completions and the reported volumes of each. The formation is read from the name the regulator gave it and matched to one registry shared by every state; a name that gives no single formation has none. Nothing is estimated.

Developers: this page as JSON is GET /v1/data/fields, documented in the API reference.