FIELDS AND POOLS · UNITED STATES

Frio fields in Texas

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.

Wells completed in the Frio → · The Frio formation →

220 ON FILE · PAGE 2 OF 5

FieldFormationCountyLeasesActive completionsOperatorsOil, 12 moGas, 12 moLifetime oilLast reported
Sunset (Frio 8230)Frio 8230Jefferson4212,37214,6351.2MAug 2026
Chile Vieja (Frio)FrioWillacy14712,287167,886628,911Aug 2026
Le Tulle (Frio 10,350)Frio 10 350Matagorda1112,058112,13067,275Aug 2026
Daboval (Frio 14-7000)Frio 14 7000Wharton2111,99913,41011,381Aug 2026
Rincon, E. (Frio 4200)Frio 4200Starr2211,916020,321Aug 2026
Pheasant, SW. (Frio 11000)Frio 11000Matagorda5111,80152,759260,536Jun 2026
Pheasant, SW. (Frio 10000)Frio 10000Matagorda4211,78931,041137,009Aug 2026
Rowan, N. (Frio, Upper)Frio UpperBrazoria4111,7310113,926Aug 2026
Cottonwood (Frio 2ND)Frio 2NDLiberty1111,674056,437Aug 2026
Pheasant, SW. (Frio 10500)Frio 10500Matagorda9521,6397,537183,905Aug 2026
Geronimo (Frio Lower)Frio LowerSan Patricio1111,55717,652109,663Jun 2026
Louise (Frio 6570)Frio 6570Wharton1111,55129694,106Aug 2026
Petrox, N. (Frio 1250)Frio 1250Duval5321,5320218,289Aug 2026
Sheriff, West (Frio 9000)Frio 9000Calhoun2111,3947,29454,790Aug 2026
Four Corners (Frio F-28)Frio F 28Brazoria4211,331304,07393,846Aug 2026
Sarita, East (Lower Frio Cons.)Lower Frio ConsKenedy17511,281110,338563,950Aug 2026
London, West (Frio-Horne)Frio HorneNueces5111,2690122,591Aug 2026
Chocolate Bayou (Frio, First)Frio FirstBrazoria11111,2351,853186,260May 2026
La Sal Vieja (Frio L)Frio LWillacy3321,11766,38090,836Aug 2026
Needville (Frio 6200)Frio 6200Fort Bend7211,061040,882Aug 2026
Viboras (Frio Cons.)Frio ConsBrooks4331942390,35912,406Aug 2026
Needville (Frio 5180)Frio 5180Fort Bend631901048,772Aug 2026
St. Charles (Frio Cons., Upper)Frio Cons UpperAransas104186794,179452,737Jun 2026
Angelita New (Frio)FrioSan Patricio73184112,479133,464Jul 2026
Hutchins-Kubela (Frio Lower)Frio LowerWharton211746053,490Aug 2026
Mayes, South (Frio 19)Frio 19Chambers +131173162,405131,426Jul 2026
Duncan Slough, S. (Frio, Lo.)Frio LOMatagorda21166030,09127,046Aug 2026
T.-C.-B. (Upper Frio Cons.)Upper Frio ConsJim Wells +18014261613,28465,544Aug 2026
La Blanca (Frio Consolidated)Frio ConsolidatedHidalgo245161366,1019,972Aug 2026
Boise (Frio 9600)Frio 9600Orange1116090106,133Jul 2026
Palacios (Frio -A-)Frio AMatagorda11215988,48787,990Jul 2026
La Ward, E.(frio, Lower 10500)Frio Lower 10500Jackson111597021,771Aug 2026
Suemaur (Frio 4470)Frio 4470Starr11158931220,970Aug 2026
Cabo (Frio F)Frio FHidalgo54150390,61245,125Aug 2026
Barge Canal (Frio 5940)Frio 5940Calhoun1114900109,476Feb 2026
Santellana, South (Frio, Vksbg)Frio VksbgHidalgo36102477111,29355,385Aug 2026
Chile Vieja (Frio Deep)Frio DeepWillacy11147054,80328,184Aug 2026
Ann Mag (Frio-Vicksburg)Frio VicksburgBrooks12814374,05818,226Jul 2026
Palacios (Frio -C-)Frio CMatagorda4223963,75234,898Jul 2026
Collins Lake (Frio 11,400 FB-B)Frio 11 400 FB BBrazoria22235425,977161,780Aug 2026
Monte Christo (Frio Cons.)Frio ConsHidalgo55172331249,929115,077Aug 2026
G.O.M. St-904 (Frio 1-A)Frio 1 AMustang IS-SB4113206,430638,944Dec 2025
Los Torritos, N. (Frio N)Frio NHidalgo21131954,831218,696Aug 2026
Encinitas (Frio 7310)Frio 7310Brooks1113140378,524Aug 2026
Red Fish Bay (Frio 7700)Frio 7700Nueces121302040,078Aug 2026
Cactus (Frio Massive)Frio MassiveRefugio6112800420,621Aug 2026
Flowella (Frio-VX Shallow)Frio VX ShallowBrooks112127527,64140,880Jul 2026
Provedence (Frio)FrioMatagorda51127002.4MAug 2026
Monte Christo (Frio 7330)Frio 7330Hidalgo22126806,755Aug 2026
Richard King (Frio Cons.)Frio ConsNueces +14822122542,283170,558Aug 2026

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.