FAST BREAK (TANNEHILL SAND) UNIT

Oil // district 8 // lease#26817

op: WILCOX PETROLEUM OPERATING LLC.

cum_oil

836k BBL

cum_gas

0 MCF

wells

16

production

1993-02 — 2026-03

peak_month

1994-07

-- production_history

cum_oil: 836,344 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

10,270 BBL/mo

Di (annual)

19.6%

b-factor

0.1

EUR

695,893 BBL

R-squared

0.913

type

hyperbolic

-- wells (16)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
25APACIFIC ENTERPRISES OIL CO.(USA)13,5001992-08-12
24APOLK & PATTON, INC.13,2001991-12-30
23APOLK & PATTON, INC.13,2001991-09-16
19CPOLK & PATTON, INC.13,2001991-01-18
17APOLK & PATTON, INC.13,2001990-11-06
16POLK & PATTON, INC.13,2001990-08-29
10APOLK & PATTON, INC.13,2001990-01-22
12APOLK & PATTON, INC.13,2001990-01-22
11POLK & PATTON, INC.13,2001989-12-28
8APOLK & PATTON, INC.13,2001989-09-28
6POLK & PATTON, INC.13,2001989-08-14
5POLK & PATTON, INC.13,2001989-06-30
4POLK & PATTON, INC.23,2001989-02-23
3POLK & PATTON, INC.13,2001988-11-23
2POLK & PATTON, INC.13,2001988-08-15
1POLK & PATTON, INC.13,1001988-02-18
EOF // data source: Texas Railroad Commission // 2026