IOLA (GEORGETOWN), District 03, Texas

A field is the Railroad Commission's unit of geology and of regulation. Its spacing rule is what decides how many wells an acreage can hold.

Leases
59
with a page here
Operators
26
Value, all time
$152.5 M
86% of the register's 69
Discovered
1980-09-14
Oil and gas

Our estimate: volumes the operator filed with the Commission, valued at the EIA first-purchase price for that month. It is not a payment anyone received, and it is not a royalty. It sums the 59 leases in this field that have a page here — 86% of the register's 69 — so it understates the field.

Production, 2025

The Railroad Commission's Oil and Gas Annual Report for 2025, its most recent. These are the state's figures for the whole field, not ours.

WellsIn the fieldProducingProduced in 2025Also producedCumulative
Oil1434,200 bbl17,469 mcfcasinghead2,798,534 bblsince discovery
Gas412,791 mcf0 bblcondensate12,477,114 mcfsince 1970

The discovery well's oil measured 48.0° API gravity, perforated at 9,978 ft.

Spacing rule

What the Commission requires of a well on this field.

WellsRuleEffectiveFrom the lease lineBetween wellsAcres per unitMax diagonal
OilB1995-05-16933 ft1,867 ft1605,000 ft
GasB1998-06-30933 ft1,867 ft1605,000 ft

Commission remarks: PER DOCKET 3-0219357 EFF 6-30-98, RULES MADE PERMANENT.

County

Leases in this field

Every lease here files this field's number with the Commission and has a page on this site.

LeaseOperatorValue
HOLTHPRIDE ENERGY COMPANY$26.6 M
KNOTTS-YEAGER UNITCML EXPLORATION, LLC$22.2 M
PEARSON UNITGUARDIAN ENERGY OPERATING CO LLC$11.6 M
KNOTTS UNITCML EXPLORATION, LLC$10.3 M
HERBICHCML EXPLORATION, LLC$10.1 M
OZELLE DAVIS UNITCML EXPLORATION, LLC$6.6 M
GRANT UNITPRIDE ENERGY COMPANY$4.6 M
MCDUFFIE UNIT #1CML EXPLORATION, LLC$4.5 M
SELECTED LANDS UNIT #2EVOLUTION OPERATING CO., INC.$4.1 M
LEWIS OLPRIDE ENERGY COMPANY$3.8 M
WICKSON UNITCML EXPLORATION, LLC$3.8 M
HASSLER UNITSETEX OIL AND GAS COMPANY$3.2 M
HOLTHPRIDE ENERGY COMPANY$2.4 M
ROBERTWAYLANDER LLC$2.4 M
UPCHURCH "B"ROSEWOOD RESOURCES, INC.$2.4 M
IOLA-YEAGER UNITATKINSON ENERGY CORPORATION$2.3 M
GOSS TRUSTWESTPORT OIL AND GAS COMPANY, LP$2.1 M
PETERS7711 CORPORATION, THE$2.1 M
SELECTED LANDS UNIT #1PATTERSON PETROLEUM LP$2.1 M
UPCHURCHPRIDE ENERGY COMPANY$2.0 M
BRUNNER UNITROSEWOOD RESOURCES, INC.$2.0 M
MALLETT UNITROSEWOOD RESOURCES, INC.$1.7 M
JAKEPATTERSON PETROLEUM, INC.$1.7 M
SELECTED LANDS UNIT #1EVOLUTION OPERATING CO., INC.$1.4 M
WICKSON UNITPATTERSON PETROLEUM, INC.$1.3 M
WRIGHT UNITPATTERSON PETROLEUM LP$1.3 M
CORLEYEVOLUTION OPERATING CO., INC.$1.3 M
NORWOOD UNITPATTERSON PETROLEUM LP$1.0 M
JAKECML EXPLORATION, LLC$1.0 M
NORWOOD UNITPATTERSON PETROLEUM, INC.$985 k
GRESSETT 'A'SANDEL OPERATING COMPANY$963 k
DAVIS, OZELLE UNITCML EXPLORATION, LLC$907 k
A. M. HOLLIGAN UNITENERVEST OPERATING, L.L.C.$872 k
IOLA-BLAGRAVES UNITCML EXPLORATION, LLC$863 k
WRIGHT UNITCML EXPLORATION, LLC$834 k
ZINGARADEEP ROCK RESOURCES, INC.$767 k
MCWHORTER UNITPRIDE ENERGY COMPANY$761 k
WARREN UNITROSEWOOD RESOURCES, INC.$746 k
BELL, HARRYCRIMSON EXPLORATION OPER., INC.$548 k
MORANAMRWR, LLC$433 k
O. B. BESSWILDFIRE ENERGY OPERATING LLC$384 k
RAGAN CREEKDOUGLAS PETROLEUM INC.$345 k
WATT DLWILDFIRE ENERGY OPERATING LLC$326 k
WRIGHT UNITPATTERSON PETROLEUM LP$201 k
IOLA-ACORD UNITROSEWOOD RESOURCES, INC.$148 k
IOLA-ACCORD UNITROSEWOOD RESOURCES, INC.$122 k
GOSS TRUSTKERR-MCGEE OIL & GAS ONSHORE LP$112 k
BELL, HARRY A. -UNITADVANCE HYDROCARBON CORPORATION$73 k
ROBERTCHESAPEAKE OPERATING, INC.$54 k
SAMUELWILLIAMS, CLAYTON ENERGY, INC.$41 k
SMOOT UNITROSEWOOD RESOURCES, INC.$41 k
SCAMARDO UNITSANDEL OPERATING COMPANY$23 k
MCWHORTER, G. S.TEXAS SOUTHERN RESOURCES, INC.$21 k
ZINGARADEEP ROCK RESOURCES, INC.$16 k
O.B. BESS UNITCASHCO OIL COMPANY$12 k
HARRISON-THOMPSON UNITUNION PACIFIC RESOURCES COMPANY$11 k
UPCHURCHCHESAPEAKE OPERATING, INC.$7 k
ZINGARADEEP ROCK RESOURCES, INC.$6 k
HOWARDWILDFIRE ENERGY OPERATING LLC$465

Field number 44640275, from the Railroad Commission's field register. The register's own index resolves 69 leases and 70 wells to this field by name, over every lease in Texas rather than only those with a page here. It resolves a lease by NAME and refuses an ambiguous one, so it counts nothing for a field that shares its name with another — which is why the lease count above comes from the field number instead.