FULLERTON (SAN ANDRES), District 08, 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
103
with a page here
Operators
24
Value, all time
$2.02 bn
76% of the register's 136
Discovered
1945-05-24
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 103 leases in this field that have a page here — 76% of the register's 136 — 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
Oil715390528,158 bbl40,532 mcfcasinghead68,411,178 bblsince discovery
Gas400 mcf0 bblcondensate447,566 mcfsince 1970

The discovery well's oil measured 35.2° API gravity, perforated at 4,785 ft.

Hydrogen sulphide

Spacing rule

What the Commission requires of a well on this field.

WellsRuleEffectiveFrom the lease lineBetween wellsAcres per unitMax diagonal
GasB2012-08-07330 ft0 ft402,100 ft
GasO2012-08-07330 ft0 ft101,100 ft
OilB2017-12-01330 ft0 ft402,100 ft
OilO2017-12-01330 ft0 ft101,100 ft

Commission remarks: POINT AND STACKED LATERALS. OPTIONAL 10 ACRES/1100' DIAGONAL.

County

Leases in this field

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

LeaseOperatorValue
SCARBOROUGH UNITTEXLAND PETROLEUM, L.P.$370.7 M
FULLERTON /SAN ANDRES/ UNITHILCORP ENERGY COMPANY$251.0 M
LOGSDON -C-TEXLAND PETROLEUM, L.P.$197.3 M
FSAUWHITE ROCK OIL & GAS, LLC$177.5 M
BITLERWHITE ROCK OIL & GAS, LLC$125.2 M
LOGSDON, ETAL, -D-TEXLAND PETROLEUM, L.P.$88.0 M
LINEBERRY(SAN ANDRES CF UNIT)TEXLAND PETROLEUM, L.P.$83.3 M
LOWE BITLER UNITCRESCENT ENERGY OPERATING, LLC$66.9 M
LOGSDON, C. W. "E"TEXLAND PETROLEUM, L.P.$57.2 M
SCARBOROUGH -C-TEXLAND PETROLEUM, L.P.$53.8 M
SCARBOROUGHUNITEX OIL & GAS, L.L.C.$44.4 M
UNIVERSITY-10STEPHENS & JOHNSON OPERATING CO.$44.0 M
GROGAN (SAN ANDRES&CF)UNITTEXLAND PETROLEUM, L.P.$35.0 M
LOGSDON, ETAL -B-TEXLAND PETROLEUM, L.P.$34.8 M
BITLER 01 MINIHANCRESCENT ENERGY OPERATING, LLC$32.7 M
LOGSDON, C.W. CHILCORP ENERGY COMPANY$28.0 M
SABINE ROYALTY -A-HILCORP ENERGY COMPANY$20.1 M
RAINEY, DONNATEXLAND PETROLEUM, L.P.$18.3 M
AMOCO UNIVERSITY "3"VIN FISHER OPERATING, INC.$17.1 M
SAGE-EXXON "6"UNITEX OIL & GAS, L.L.C.$16.1 M
REDUS, M.A. -A-UNITEX OIL & GAS, L.L.C.$14.7 M
LOGSDON, C. W., -B-UNITEX OIL & GAS, L.L.C.$13.3 M
UNIVERSITY DVIN FISHER OPERATING, INC.$13.2 M
TEXAS UNIVERSITY -G-VIN FISHER OPERATING, INC.$12.7 M
LONGHORN -213-VIN FISHER OPERATING, INC.$11.7 M
C. W. LOGSDON -A-HILCORP ENERGY COMPANY$10.6 M
MONTEREY UNIVERSITYFASKEN OIL AND RANCH, LTD.$10.3 M
TEXACO UNIVERSITY "10"VIN FISHER OPERATING, INC.$10.3 M
LOGSDON, C. W.CRESCENT ENERGY OPERATING, LLC$10.0 M
SHELTONUNITEX OIL & GAS, L.L.C.$9.6 M
CHEVRON-UNIVERSITY "10"VIN FISHER OPERATING, INC.$9.6 M
BLANCO-FULLERTON SEXTEX OPERATING COMPANY$9.1 M
BILES, J. D.UNITEX OIL & GAS, L.L.C.$9.0 M
UNIVERSITY -11-STEPHENS & JOHNSON OPERATING CO.$8.6 M
UNIVERSITY "C"STEPHENS & JOHNSON OPERATING CO.$8.3 M
ARCO-UNIVERSITY "2"VIN FISHER OPERATING, INC.$8.0 M
SABINE ROYALTY -B-OCCIDENTAL PERMIAN EOR, LLC$5.6 M
UNIVERSITY LANDS "13-46"OK ARENA OPERATING COMPANY$4.3 M
REDUSUNITEX OIL & GAS, L.L.C.$4.1 M
CHI MOBILVIN FISHER OPERATING, INC.$4.0 M
UNIVERSITY "11-A"STEPHENS & JOHNSON OPERATING CO.$4.0 M
ARCO-UNIVERSITY "213"VIN FISHER OPERATING, INC.$3.6 M
UNIVERSITY 15 'A'STEPHENS & JOHNSON OPERATING CO.$3.6 M
UNIVERSITY "B"HILCORP ENERGY COMPANY$3.1 M
SAGE-EXXON "7"UNITEX OIL & GAS, L.L.C.$3.0 M
LOGSDON, C. W.UNITEX OIL & GAS, L.L.C.$2.9 M
TEXRON "10"VIN FISHER OPERATING, INC.$2.8 M
MOBIL UNIVERSITY "4"VIN FISHER OPERATING, INC.$2.8 M
LOGSDON, C.W.THRESHER ENERGY, INC.$2.7 M
UNIVERSITY "PP"CRESCENT ENERGY OPERATING, LLC$2.2 M
TEXRON "102"VIN FISHER OPERATING, INC.$2.2 M
SUPERIOR-LOGSDONUNITEX OIL & GAS, L.L.C.$2.2 M
SIMMONS, HARDINVIN FISHER OPERATING, INC.$2.1 M
SHELLVIN FISHER OPERATING, INC.$2.1 M
CHEVRON-UNIVERSITY 11VIN FISHER OPERATING, INC.$2.1 M
MARATHON UNIVERSITY -4-VIN FISHER OPERATING, INC.$2.0 M
CHEVRON - BEVO -11-VIN FISHER OPERATING, INC.$1.9 M
RAIDER "213"VIN FISHER OPERATING, INC.$1.8 M
BITLERCRESCENT ENERGY OPERATING, LLC$1.7 M
UNIVERSITY (S) "8A"OLSEN ENERGY INC.$1.6 M
BLANCO-FULLERTON "19"EXTEX OPERATING COMPANY$1.5 M
ARCO UNIVERSITY "2A"VIN FISHER OPERATING, INC.$1.4 M
MARATHON UNIVERSITY "5"VIN FISHER OPERATING, INC.$1.2 M
SINCLAIR-UNIVERSITYVIN FISHER OPERATING, INC.$1.1 M
BLANCO-FULLERTON "18"EXTEX OPERATING COMPANY$922 k
JACKSON, EMILY M.CRESCENT ENERGY OPERATING, LLC$909 k
J. D. BILES 12ETHRESHER ENERGY, INC.$852 k
UNIVERSITY 1311A K & K ENTERPRISES LLC$826 k
UNIVERSITY "CC"CRESCENT ENERGY OPERATING, LLC$721 k
UNIVERSITY 146RING ENERGY, INC.$713 k
LOWE-BITTERKERR-MCGEE CORPORATION$660 k
MARATHON UNIVERSITY "9"VIN FISHER OPERATING, INC.$578 k
UNIVERSITY 7CRESCENT ENERGY OPERATING, LLC$552 k
UNIVERSITY 15 "C"STEPHENS & JOHNSON OPERATING CO.$551 k
B & LKERR-MCGEE CORPORATION$496 k
UNIVERSITY "YY"CRESCENT ENERGY OPERATING, LLC$417 k
PHILLIPS UNIVERSITY "4" #1VIN FISHER OPERATING, INC.$389 k
B & L -A-MAYNARD OIL CO.$375 k
LINEBERRY EVELYN ET AL -D-KAISER-FRANCIS OIL COMPANY$270 k
MARATHON-UNIVERSITY "4"VIN FISHER OPERATING, INC.$262 k
UNIVERSITY "SS"CONTANGO RESOURCES, LLC$233 k
LINEBERRY, E., ETAL SAN ANDRESKAISER-FRANCIS OIL COMPANY$220 k
MEEKER, C. E.HILCORP ENERGY COMPANY$124 k
UNIVERSITY "SS"CRESCENT ENERGY OPERATING, LLC$110 k
UNIVERSITY "KL"CRESCENT ENERGY OPERATING, LLC$105 k
LOWE, ERMAMAYNARD OIL CO.$103 k
GROGANKAISER-FRANCIS OIL COMPANY$102 k
B & L -B-MAYNARD OIL CO.$94 k
UNIVERSITY "YY"CRESCENT ENERGY OPERATING, LLC$85 k
UNIVERSITY "45"FOREST OIL CORPORATION$85 k
SAGE-EXXON "15"SAGE ENERGY COMPANY$81 k
UNIVERSITY ICRESCENT ENERGY OPERATING, LLC$67 k
MOBIL-UNIVERSITY "19"RUST OIL CORP.$36 k
CHESLEY, HELEN P.KERR-MCGEE CORPORATION$35 k
LOWE & BITLER C A/C 2KERR-MCGEE CORPORATION$28 k
LINEBERRY, EVELYN ET AL -15-KAISER-FRANCIS OIL COMPANY$25 k
UNIVERSITY -2-COX, JOHN L.$16 k
WILSON -A-,H.M.HILCORP ENERGY COMPANY$10 k
UNIVERSITY "SS"CRESCENT ENERGY OPERATING, LLC$8 k
UNIVERSITY "SS"CRESCENT ENERGY OPERATING, LLC$4 k
BOURGMAYNARD OIL CO.$177
BITLER 'A'MINIHAN OIL & GAS CORPORATION$60
UNIVERSITY 31CRESCENT ENERGY OPERATING, LLC$44

Field number 33230500, from the Railroad Commission's field register. The register's own index resolves 136 leases and 988 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.