JACKSON

Oil // district 13 // lease#26280

op: OS&S OPERATING INC.

cum_oil

12k BBL

cum_gas

0 MCF

wells

11

production

1993-01 — 2026-03

peak_month

1997-11

-- production_history

cum_oil: 12,056 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

263 BBL/mo

Di (annual)

117.2%

b-factor

1.1

EUR

12,457 BBL

R-squared

0.735

type

hyperbolic

-- wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6HARDING EXPLORATION, INC.21,9991993-07-27
1 ABELL OPERATING COMPANY11,9901992-02-11
2JHARDING EXPLORATION, INC.11,9991991-11-21
1JHARDING EXPLORATION, INC.11,9991991-11-14
1LLANDRUM WEST, INC.11,9901990-12-17
1LBLANDRUM WEST, INC.11,9901990-12-17
2CRUTCHER & O'DONOHOE12,3001986-05-02
1CRUTCHER & O'DONOHOE12,3001986-04-29
3GEBRON OIL & GAS CORP.12,5001981-04-02
12GEBRON, DAVE11,4191980-01-11
742-487-83593--------
EOF // data source: Texas Railroad Commission // 2026