HOLT RANCH (CONSOLIDATED), District 7C, 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
268
with a page here
Operators
18
Value, all time
$2.03 bn
95% of the register's 281
Discovered
2010-04-01
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 268 leases in this field that have a page here — 95% of the register's 281 — 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
Oil269239377,126 bbl7,643,974 mcfcasinghead16,895,765 bblsince discovery
Gas1921541,246,972 mcf34,425 bblcondensate35,452,679 mcfsince 1970

The discovery well's oil measured 49.9° API gravity, perforated at 8,509 ft.

Spacing rule

What the Commission requires of a well on this field.

WellsRuleEffectiveFrom the lease lineBetween wellsAcres per unitMax diagonal
GasB2014-03-25330 ft0 ft3200 ft
GasO2014-03-25330 ft0 ft2099,999 ft
OilB2014-03-25330 ft0 ft1600 ft
OilO2014-03-25330 ft0 ft2099,999 ft

Commission remarks: PER DKT 01-0299858, THIS FIELD HAS BEEN DESIGNATED AS A UFT

County

Leases in this field

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

Showing the 200 largest of 268 leases, by the value we compute. Every one of them is in the sitemap.

LeaseOperatorValue
UNIVERSITY 45ZARVONA ENERGY LLC$700.7 M
BAKER BZARVONA ENERGY LLC$266.5 M
UNIVERSITY 42ZARVONA ENERGY LLC$161.7 M
PANGEA WESTZARVONA ENERGY LLC$138.2 M
BAKER "A"ZARVONA ENERGY LLC$29.7 M
UNIVERSITY "45 F"APPROACH OPERATING LLC$27.3 M
UNIVERSITY 45 CAPPROACH OPERATING LLC$26.0 M
UNIVERSITY 45 AAPPROACH OPERATING LLC$25.9 M
UNIVERSITY '50 A'ZARVONA ENERGY LLC$25.4 M
CHAMBERSZARVONA ENERGY LLC$23.5 M
UNIVERSITY '45 G'APPROACH OPERATING LLC$23.1 M
PANGEA WEST 66-57 AWZARVONA ENERGY LLC$19.9 M
ELLIOTTZARVONA ENERGY LLC$19.0 M
UNIVERSITY 45 BAPPROACH OPERATING LLC$14.2 M
UNIVERSITY 42ZARVONA ENERGY LLC$13.4 M
PANGEA WEST AB AWZARVONA ENERGY LLC$12.8 M
CINCO TERRY 'J'ZARVONA ENERGY LLC$11.7 M
UNIVERSITY BLOCK 57BVX OPERATING, INC.$11.5 M
UNIVERSITY 45 "E"APPROACH OPERATING LLC$11.3 M
UNIVERSITY 42-23APPROACH OPERATING LLC$10.6 M
UNIVERSITY 42ZARVONA ENERGY LLC$10.4 M
CINCO TERRY "A"ZARVONA ENERGY LLC$9.4 M
BAGGETT OP 5MARSHALL R. YOUNG OPERATING, LLC$9.4 M
CINCO TERRY "G"ZARVONA ENERGY LLC$8.5 M
UNIVERSITY 50 CDZARVONA ENERGY LLC$8.4 M
CINCO TERRY "A"ZARVONA ENERGY LLC$8.1 M
UNIVERSITY 42ZARVONA ENERGY LLC$8.1 M
PANGEA WEST AC AWZARVONA ENERGY LLC$7.8 M
UNIVERSITY 42ZARVONA ENERGY LLC$7.1 M
UNIVERSITY 50 CEZARVONA ENERGY LLC$7.0 M
BAKER BZARVONA ENERGY LLC$6.8 M
CINCO TERRY 'L'ZARVONA ENERGY LLC$6.8 M
WESTZARVONA ENERGY LLC$6.8 M
CINCO TERRY 'H'ZARVONA ENERGY LLC$6.7 M
BAKER BZARVONA ENERGY LLC$6.1 M
UNIVERSITY 42ZARVONA ENERGY LLC$6.0 M
UNIVERSITY 42ZARVONA ENERGY LLC$6.0 M
PANGEA WEST 'D' AWZARVONA ENERGY LLC$5.9 M
UNIVERSITY 42ZARVONA ENERGY LLC$5.8 M
UNIVERSITY 42ZARVONA ENERGY LLC$5.7 M
UNIVERSITY 42ZARVONA ENERGY LLC$5.6 M
WESTZARVONA ENERGY LLC$5.4 M
CINCO TERRY "A"ZARVONA ENERGY LLC$5.3 M
UNIVERSITY 42ZARVONA ENERGY LLC$5.0 M
UNIVERSITY BLOCK 42EOG RESOURCES, INC.$4.7 M
UNIVERSITY 42-14APPROACH OPERATING LLC$4.7 M
UNIVERSITY 42-22APPROACH OPERATING LLC$4.7 M
WEST "A"ZARVONA ENERGY LLC$4.6 M
BAKER BZARVONA ENERGY LLC$4.5 M
WEST "A"ZARVONA ENERGY LLC$4.5 M
BAKER BZARVONA ENERGY LLC$4.4 M
UNIVERSITY 42ZARVONA ENERGY LLC$4.4 M
UNIVERSITY 42 "B"APPROACH OPERATING LLC$4.4 M
WEST "A"ZARVONA ENERGY LLC$4.3 M
BAGGETT OP 1MARSHALL R. YOUNG OPERATING, LLC$4.3 M
BAKER BZARVONA ENERGY LLC$4.3 M
UNIVERSITY 42ZARVONA ENERGY LLC$4.2 M
UNIVERSITY 42ZARVONA ENERGY LLC$4.2 M
UNIVERSITY '42 C'APPROACH OPERATING LLC$4.2 M
WILLIAMS, T. D., ET ALSTUART OPERATING, LLC$4.1 M
CINCO TERRY "F"ZARVONA ENERGY LLC$4.0 M
BAKER 2 AWZARVONA ENERGY LLC$3.9 M
BAKER BZARVONA ENERGY LLC$3.8 M
UNIVERSITY 42ZARVONA ENERGY LLC$3.7 M
BAKER BZARVONA ENERGY LLC$3.6 M
BAKER BZARVONA ENERGY LLC$3.3 M
UNIVERSITY 42ZARVONA ENERGY LLC$3.3 M
WESTZARVONA ENERGY LLC$3.2 M
BAKER BZARVONA ENERGY LLC$3.2 M
UNIVERSITY 42ZARVONA ENERGY LLC$3.1 M
UNIVERSITY 42ZARVONA ENERGY LLC$3.1 M
WESTZARVONA ENERGY LLC$3.0 M
BAKER BZARVONA ENERGY LLC$3.0 M
BAKER BZARVONA ENERGY LLC$3.0 M
BAKER 1 AWZARVONA ENERGY LLC$3.0 M
UNIVERSITY 42ZARVONA ENERGY LLC$2.8 M
CINCO TERRY "M"ZARVONA ENERGY LLC$2.8 M
BAKER 1 AWAPPROACH OPERATING LLC$2.8 M
WEST "A"ZARVONA ENERGY LLC$2.8 M
BAKERZARVONA ENERGY LLC$2.7 M
UNIVERSITY 42-15APPROACH OPERATING LLC$2.5 M
UNIVERSITY 42ZARVONA ENERGY LLC$2.4 M
BAKER "A"ZARVONA ENERGY LLC$2.4 M
UNIVERSITY 45ZARVONA ENERGY LLC$2.4 M
CINCO TERRY "A"ZARVONA ENERGY LLC$2.3 M
UNIVERSITY 42ZARVONA ENERGY LLC$2.3 M
WILLIAMS 39RED STAG OPERATING, LLC$2.3 M
CINCO TERRY "A"ZARVONA ENERGY LLC$2.2 M
UNIVERSITY 42ZARVONA ENERGY LLC$2.2 M
UNIVERSITY 42ZARVONA ENERGY LLC$2.2 M
UNIVERSITY 54-13ZARVONA ENERGY LLC$2.2 M
CINCO TERRY "F"ZARVONA ENERGY LLC$2.1 M
UNIVERSITY 42-21APPROACH OPERATING LLC$2.1 M
BAKERZARVONA ENERGY LLC$2.1 M
CINCO TERRY "F"ZARVONA ENERGY LLC$2.0 M
BAKER "A"ZARVONA ENERGY LLC$2.0 M
WEST "A"ZARVONA ENERGY LLC$1.9 M
CINCO TERRY "A"ZARVONA ENERGY LLC$1.9 M
UNIVERSITY 42ZARVONA ENERGY LLC$1.9 M
BAKER "A"ZARVONA ENERGY LLC$1.8 M
BAKER "A"ZARVONA ENERGY LLC$1.7 M
UNIVERSITY 42ZARVONA ENERGY LLC$1.7 M
BAKERZARVONA ENERGY LLC$1.7 M
BAKERZARVONA ENERGY LLC$1.6 M
UNIVERSITY 42ZARVONA ENERGY LLC$1.6 M
BAKERZARVONA ENERGY LLC$1.6 M
UNIVERSITY 45ZARVONA ENERGY LLC$1.6 M
BAKERZARVONA ENERGY LLC$1.6 M
UNIVERSITY 42ZARVONA ENERGY LLC$1.6 M
UNIVERSITY 54-20APPROACH OPERATING LLC$1.5 M
WEST "A"ZARVONA ENERGY LLC$1.5 M
BAKER "A"ZARVONA ENERGY LLC$1.5 M
UNIVERSITY 45ZARVONA ENERGY LLC$1.5 M
WESTZARVONA ENERGY LLC$1.5 M
CINCO TERRY "A"ZARVONA ENERGY LLC$1.5 M
UNIVERSITY 45ZARVONA ENERGY LLC$1.5 M
WESTZARVONA ENERGY LLC$1.5 M
WESTZARVONA ENERGY LLC$1.5 M
CINCO TERRY "A"ZARVONA ENERGY LLC$1.5 M
UNIVERSITY "45 E"ZARVONA ENERGY LLC$1.4 M
UNIVERSITY 42ZARVONA ENERGY LLC$1.4 M
WEST "A"ZARVONA ENERGY LLC$1.4 M
CINCO TERRY "F"ZARVONA ENERGY LLC$1.4 M
BAKERZARVONA ENERGY LLC$1.4 M
BAKER "A"ZARVONA ENERGY LLC$1.4 M
BAKER 2 AWAPPROACH OPERATING LLC$1.4 M
UNIVERSITY 45-29APPROACH OPERATING LLC$1.4 M
UNIVERSITY 56-14APPROACH OPERATING LLC$1.4 M
WESTZARVONA ENERGY LLC$1.3 M
BAKER "C"ZARVONA ENERGY LLC$1.3 M
UNIVERSITY 45ZARVONA ENERGY LLC$1.3 M
UNIVERSITY 45ZARVONA ENERGY LLC$1.3 M
BAKERZARVONA ENERGY LLC$1.3 M
WEST "A"ZARVONA ENERGY LLC$1.3 M
WESTZARVONA ENERGY LLC$1.2 M
WESTZARVONA ENERGY LLC$1.2 M
UNIVERSITY 45ZARVONA ENERGY LLC$1.2 M
WEST "A"ZARVONA ENERGY LLC$1.2 M
BAKER "B"ZARVONA ENERGY LLC$1.2 M
BAKERZARVONA ENERGY LLC$1.2 M
WESTZARVONA ENERGY LLC$1.2 M
UNIVERSITY 45ZARVONA ENERGY LLC$1.2 M
UNIVERSITY 45ZARVONA ENERGY LLC$1.1 M
BAKER "B"ZARVONA ENERGY LLC$1.1 M
UNIVERSITY 42ZARVONA ENERGY LLC$1.1 M
WEST ETALMAVERICK OPERATING, LLC$1.1 M
UNIVERSITY 54-15ZARVONA ENERGY LLC$1.1 M
UNIVERSITY 45ZARVONA ENERGY LLC$1.1 M
UNIVERSITY 42ZARVONA ENERGY LLC$1.0 M
UNIVERSITY 56-6APPROACH OPERATING LLC$1.0 M
BAKER "A"ZARVONA ENERGY LLC$1.0 M
BAKER "B"ZARVONA ENERGY LLC$1.0 M
UNIVERSITY 56-15APPROACH OPERATING LLC$1.0 M
CINCO TERRY "F"ZARVONA ENERGY LLC$999 k
BAKER "B"ZARVONA ENERGY LLC$996 k
UNIVERSITY 42-11APPROACH OPERATING LLC$991 k
UNIVERSITY 42ZARVONA ENERGY LLC$975 k
UNIVERSITY 54-2ZARVONA ENERGY LLC$968 k
UNIVERSITY 54-9APPROACH OPERATING LLC$965 k
UNIVERSITY LANDS 57-65APACHE CORPORATION$961 k
BAKER BZARVONA ENERGY LLC$955 k
UNIVERSITY 54-19APPROACH OPERATING LLC$955 k
UNIVERSITY 42ZARVONA ENERGY LLC$929 k
CINCO TERRY "B"ZARVONA ENERGY LLC$918 k
CHI WESTWYNCO ENERGY, INC.$910 k
UNIVERSITY 42ZARVONA ENERGY LLC$907 k
CINCO TERRY "A"ZARVONA ENERGY LLC$898 k
CINCO TERRY "A"ZARVONA ENERGY LLC$878 k
UNIVERSITY 42ZARVONA ENERGY LLC$864 k
LOUANNBOB HUGHES OIL COMPANY, LLC$864 k
UNIVERSITY 45ZARVONA ENERGY LLC$859 k
BAKER "B"ZARVONA ENERGY LLC$853 k
UNIVERSITY 42ZARVONA ENERGY LLC$851 k
UNIVERSITY 45ZARVONA ENERGY LLC$838 k
CINCO TERRY "B"ZARVONA ENERGY LLC$790 k
TRAP, O. B.QUAIL RIDGE PETROLEUM LLC$766 k
UNIVERSITY 55-21APPROACH OPERATING LLC$740 k
BAKER "B"ZARVONA ENERGY LLC$729 k
UNIVERSITY 45ZARVONA ENERGY LLC$712 k
CINCO TERRY "A"ZARVONA ENERGY LLC$702 k
UNIVERSITY 42ZARVONA ENERGY LLC$661 k
UNIVERSITY 54-8APPROACH OPERATING LLC$647 k
UNIVERSITY 42ZARVONA ENERGY LLC$636 k
FOSTER 9BVX OPERATING, INC.$630 k
UNIVERSITY 54-16APPROACH OPERATING LLC$628 k
UNIVERSITY "54-18"APPROACH OPERATING LLC$625 k
UNIVERSITY "45-21"APPROACH OPERATING LLC$599 k
UNIVERSITY 45ZARVONA ENERGY LLC$591 k
UNIVERSITY 54-15APPROACH OPERATING LLC$587 k
BAKER "A"ZARVONA ENERGY LLC$582 k
BAKER "B"ZARVONA ENERGY LLC$546 k
UNIVERSITY "54-2"ZARVONA ENERGY LLC$544 k
UNIVERSITY 42ZARVONA ENERGY LLC$540 k
UNIVERSITY 42ZARVONA ENERGY LLC$532 k
HOLTQUAIL RIDGE PETROLEUM LLC$520 k
UNIVERSITY 45-30APPROACH OPERATING LLC$485 k
BAKER "C"ZARVONA ENERGY LLC$478 k
UNIVERSITY 42ZARVONA ENERGY LLC$477 k
UNIVERSITY 54-12APPROACH OPERATING LLC$474 k
CINCO TERRY "B"ZARVONA ENERGY LLC$429 k

Field number 42341300, from the Railroad Commission's field register. The register's own index resolves 281 leases and 612 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.