ALMA

Oil // district 10 // lease#18022

op: THREE RIVERS OPERATING CO LLC

fields: TXL (TUBB)

cum_oil

151k BBL

cum_gas

0 MCF

wells

6

production

1993-01 — 2026-03

peak_month

1997-05

-- production_history

cum_oil: 151,058 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,107 BBL/mo

Di (annual)

10.9%

b-factor

0.0

EUR

121,770 BBL

R-squared

0.656

type

exponential

-- wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4CHESAPEAKE OPERATING, INC.19,8772009-07-13
7PHILLIPS PETROLEUM COMPANY39,8772009-03-02
5PHILLIPS PETROLEUM COMPANY59,8202006-06-09
8PHILLIPS PETROLEUM COMPANY39,8211999-10-27
9PHILLIPS PETROLEUM COMPANY19,0421983-04-20
10PHILLIPS PETROLEUM COMPANY17,0001982-03-15
EOF // data source: Texas Railroad Commission // 2026