RUST-WEISHUHN

Oil // district 9 // lease#12011

op: PIONEER EXPLORATION, LTD.

cum_oil

11k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 2014-07

peak_month

1993-11

-- production_history

cum_oil: 10,531 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

101 BBL/mo

Di (annual)

13.3%

b-factor

0.0

EUR

8,986 BBL

R-squared

0.448

type

exponential

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3PETRUS OPERATING CO., INC.14,7501986-05-27
2PETRUS OPERATING CO., INC.14,8001985-11-15
1BURGER, F.W. INC.14,6001985-02-06
EOF // data source: Texas Railroad Commission // 2026