HALL, G. T. 31-A-

Oil // district 10 // lease#31892

op: FINA OIL & CHEMICAL COMPANY

cum_oil

129k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 2026-03

peak_month

1998-04

-- production_history

cum_oil: 129,457 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

870 BBL/mo

Di (annual)

9.8%

b-factor

0.0

EUR

105,881 BBL

R-squared

0.678

type

exponential

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4ABRAXAS PETROLEUM CORPORATION27,7001997-08-27
3TENNECO OIL CO.26,5001990-01-02
2TENNECO OIL CO.111,5001988-04-28
EOF // data source: Texas Railroad Commission // 2026