SPILLER, District 01, 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
66
with a page here
Operators
20
Value, all time
$112.2 M
84% of the register's 79
Discovered
1938-12-31
Oil

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 66 leases in this field that have a page here — 84% of the register's 79 — 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
Oil35330643,478 bbl0 mcfcasinghead11,796,317 bblsince discovery

The discovery well's oil measured 38.0° API gravity, perforated at 2,290 ft.

Hydrogen sulphide

Spacing rule

What the Commission requires of a well on this field.

WellsRuleEffectiveFrom the lease lineBetween wellsAcres per unitMax diagonal
OilB150 ft300 ft20 ft
OilO150 ft300 ft5995 ft
OilO150 ft300 ft101,100 ft

Commission remarks: FLD. 3-1-56

County

Leases in this field

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

LeaseOperatorValue
APPLING, C. D.DELRAY OIL, INC.$14.4 M
OBANION, J. T., DR.DELRAY OIL, INC.$13.1 M
HARRIS, GARLAND V.DELRAY OIL, INC.$11.0 M
SHANKLIN, H. S.DELRAY OIL, INC.$9.4 M
GREENWOOD, JAMESDELRAY OIL, INC.$7.3 M
POOLEY, A. L.DELRAY OIL, INC.$7.0 M
LULING FOUNDATIONPRONTO SERVICES$6.5 M
APPLING, GUSPRONTO SERVICES$6.3 M
BANDY, L. R.DELRAY OIL, INC.$5.6 M
DAVIS, W. T.DELRAY OIL, INC.$4.0 M
MCNEEL, W. W., JR.DELRAY OIL, INC.$3.8 M
SHANKLIN, HARVEY S.PRONTO SERVICES$3.3 M
WRIGHT, JEFFDELRAY OIL, INC.$3.2 M
WERCHAN, R.B WRIGHTCENTEX PIPE & EQUIPMENT, INC.$2.2 M
WRIGHT, W.A. -C-TRI-W OIL$1.5 M
WRIGHT, -B-TRI-W OIL$1.3 M
WRIGHT, PIERCE EST. -B-AMS ENERGY SOLUTIONS LLP$1.0 M
APPLING, W.A. -A-TRI-W OIL$915 k
WRIGHT, W. A. -A-TRI-W OIL$850 k
ELWOOD CARTER CTEXSTAR OIL & GAS, LLC$846 k
LONGCOPE-PRATTGEOMEG ENERGY OPERATING CO., LLC$843 k
PRATT, R. T. -A-AMS ENERGY SOLUTIONS LLP$743 k
BANDY "B"PETROLEUM RECOVERY SYSTEMS, L.C.$688 k
WRIGHT, GOLDIEPETROLEUM RECOVERY SYSTEMS, L.C.$685 k
ENGELKE, VERNONTEXSTAR OIL & GAS, LLC$653 k
CARTER, ELWOOD -A-TEXSTAR OIL & GAS, LLC$609 k
CARTERTEXSTAR OIL & GAS, LLC$591 k
STATEDELRAY OIL, INC.$555 k
ENGELKE, ALVINTEXSTAR OIL & GAS, LLC$333 k
APPLING, W. A.EAGLE FORD OIL CO., INC.$322 k
BANDY "A"PETROLEUM RECOVERY SYSTEMS, L.C.$287 k
LONGCOPE-PRATT -B-GEOMEG ENERGY OPERATING CO., LLC$267 k
TRISTAN, P.AMS ENERGY SOLUTIONS LLP$225 k
SHANKLIN, W.R.EAGLE FORD OIL CO., INC.$194 k
ENGELKE, OTTOEAGLE FORD OIL CO., INC.$192 k
HOKEPETROSAURUS, INC.$152 k
PURCELL, C.E.LULING O&G LLC$150 k
ENGELKE -A-ENGELKE, RANDALL GLEN$141 k
LONGCOPE"B"--PRATT"A"GEOMEG ENERGY OPERATING CO., LLC$133 k
MANNING, R. V.AUSTIN OPERATING, LLC.$128 k
SHANKLIN LEASEEAGLE FORD OIL CO., INC.$121 k
LONGCOPE-PRATT -A-GEOMEG ENERGY OPERATING CO., LLC$105 k
APPLING, C. O., ESTATEQUEST EMG, INC.$97 k
ENGELKE -B-ENGELKE, RANDALL GLEN$67 k
WRIGHT, GOLDIE ET ALKIDD PRODUCTION CO.$55 k
BAILEY. R.E. -A-CALTEX ENERGY CO.$37 k
BAILEY -B-CALTEX ENERGY CO.$35 k
WHITLEY, C., ETALQUEST EMG, INC.$26 k
THOMPSON, C.GINCO OPERATING CO.$24 k
ENGELKE, VERNONGINCO OPERATING CO.$20 k
PURCELL, C. E.GINCO OPERATING CO.$15 k
CARTER, ELWOOD -B-QUEST EMG, INC.$14 k
WRIGHT, P.GINCO OPERATING CO.$13 k
CARTER -A-KIDD PRODUCTION CO.$12 k
PIERCE, J. M., ESTATEGINCO OPERATING CO.$11 k
ANDERSON, NILE N.AUSTIN OPERATING, LLC.$9 k
WRIGHT, W. A.GINCO OPERATING CO.$7 k
WRIGHT, PIERCEGREAT PLAINS RESOURCES, INC.$6 k
WRIGHT, PIERCE -A-GREAT PLAINS RESOURCES, INC.$6 k
BAILEY "C"CALTEX ENERGY CO.$6 k
WRIGHT, GOLDIE -B-KIDD PRODUCTION CO.$5 k
DUNCAN, W.F.GINCO OPERATING CO.$4 k
PURCELL, C. E. "B"GINCO OPERATING CO.$4 k
PRATT, R. T., -A-WIEGAND BROS, DRLG. CO.$3 k
ENGELKE, AUGUSTWHITFIELD, W. C. JR. TRUST$3 k
APPLING, W. A.GINCO OPERATING CO.$2 k

Field number 85167001, from the Railroad Commission's field register. The register's own index resolves 79 leases and 566 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.