WALKER BROS.

Oil // district 1 // lease#1490

op: JAVELINA OIL & GAS CO.

fields: SALT FLAT

cum_oil

30k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 2026-03

peak_month

2021-01

-- production_history

cum_oil: 30,475 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

267 BBL/mo

Di (annual)

352.7%

b-factor

1.3

EUR

7,597 BBL

R-squared

0.438

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5CRYSTAL OIL COMPANY12,5901983-05-16
242-055-04754--------
342-055-30072--------
EOF // data source: Texas Railroad Commission // 2026