FIELDS AND POOLS · UNITED STATES

Texas fields

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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FieldFormationCountyLeasesActive completionsOperatorsOil, 12 moGas, 12 moLifetime oilLast reported
Northern Ranch, South (Greta)GretaMatagorda3110098,250Jun 2025
Novice, North (Gray)GrayColeman4110075,578May 2017
N.reyes (Hockley)HockleyDuval111001,085Feb 2024
Nueces Bay (11220)11220Nueces21100149,699Jun 2019
Nueces Bay, W.(8000 Sand)8000 SandSan Patricio111000—
Nursery (2800)2800Victoria311000—
Nursery, S. (1000)1000Victoria211000—
Nursery (Yegua 5700)Yegua 5700Victoria6110026,079Dec 2018
Oak Creek (James Lime)James LimeNacogdoches211000—
Oak Grove (Cotton Valley Lime)Cotton Valley LimeRobertson111000Dec 2021
Oakhurst (Wilcox 9900)Wilcox 9900San Jacinto +14110073,174—
Oakville (Hockley A)OakvilleLive Oak2110012,135Dec 2024
Oakville (Mid Wilcox 9200)Mid Wilcox 9200Live Oak111100310,407Aug 2025
Oakville (Queen City 5350)Queen City 5350Live Oak111000—
Odem (4900)4900San Patricio811001,321Mar 2025
Odem (5050,S.)5050,S.San Patricio211000—
Odem (5200 Frio Middle, S)5200 Frio Middle, SSan Patricio411006,074Jun 2025
Odem (6700 Stray)6700 StraySan Patricio3110049,558Mar 2025
Odem (7300)7300San Patricio111008,648Jul 2025
Ohern (1600)1600Duval +1711000Jan 2020
Old Ocean (F-23)F-23Brazoria41100115,762Aug 2019
Old Waverly (Wilcox "D")Wilcox DSan Jacinto111001,089—
Oletha (Cotton Valley Sand)Cotton Valley SandLimestone10110012,185May 2020
Olga JO (6200)6200Foard5110055,626Jun 2025
O. L. Hill (Woodbine)WoodbineNavarro711003,397—
Oliver (Frio 8750,E.)Frio 8750 EBrazoria11100168Apr 2019
Oneil (4550)4550San Patricio111000—
Oran (4230 Congl)4230 ConglPalo Pinto61100550Jun 2025
Orange (5400)5400Orange21100140,657Aug 2025
Orange (6400)6400Orange111000—
Orange Grove—Jim Wells12110023,396Jul 2025
Orange, North—Orange211000—
Owen (3700)3700Webb111000—
Owen (Escondido)EscondidoWebb27110015,539May 2025
Oxford (Caddo 4260)Caddo 4260Shackelford +1211001,362—
Oyster Bayou (FB-2, Frio 1)FB-2, Frio 1Chambers71100407—
Oyster Bayou (Frio 2)Frio 2Chambers161100319—
Oyster Creek (Frio 7100)Frio 7100Brazoria5110026,081Aug 2021
Oyster Lake, W. (1400)1400Matagorda111000—
Ozona (Clear Fork 2890)Clear Fork 2890Crockett111000—
Ozona, East (Spraberry)SpraberryCrockett11100745—
Ozona (Ellenburger)EllenburgerCrockett311003,798—
Padgett (Yegua Y-3)Yegua y 3Polk3110035,624Nov 2022
Paint Rock (Devonian)DevonianReagan111000—
Paisano Creek (Yegua)YeguaLive Oak411004,647Aug 2025
Palmeras (Olmos)OlmosZavala +18110081,242May 2025
Palo Alto (6600 Frio)6600 FrioVictoria3110016,391—
Panna Maria (Carrizo)CarrizoKarnes61100582—
Pannel (Miss.)MissShackelford21100370—
Papalote (5200)5200Bee311000—

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.