HOWARD

Oil // district 3 // lease#9839

op: SHIDLER, MARK L., INC.

cum_oil

187k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 2026-03

peak_month

1996-12

-- production_history

cum_oil: 187,284 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,415 BBL/mo

Di (annual)

11.4%

b-factor

0.4

EUR

206,040 BBL

R-squared

0.943

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6CHRISTEVE OIL COMPANY, INC.16,6151994-05-17
8TXO PRODUCTION CORP.17,0001985-02-11
742-071-30519--------
EOF // data source: Texas Railroad Commission // 2026