GUNTER "35"

Oil // district 10 // lease#24899

op: WILLIAMS-CODY, INC.

fields: CONGER (PENN)

cum_oil

99k BBL

cum_gas

0 MCF

wells

9

production

1993-01 — 2026-03

peak_month

1993-10

-- production_history

cum_oil: 99,360 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,357 BBL/mo

Di (annual)

18.8%

b-factor

0.0

EUR

86,539 BBL

R-squared

0.821

type

exponential

-- wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
9WILLIAMS-CODY, INC.18,3001993-06-01
7ULTRAMAR OIL AND GAS LIMITED19,5001992-04-02
8ULTRAMAR OIL AND GAS LIMITED19,5001992-04-02
5ULTRAMAR PRODUCTION COMPANY19,0001991-03-26
6ULTRAMAR PRODUCTION COMPANY19,0001991-03-26
4C & K PETROLEUM, INC.18,4501983-10-17
3C & K PETROLEUM, INC.18,4001983-06-22
2C & K PETROLEUM, INC.18,3001981-02-23
1C & K PETROLEUM, INC.18,5001977-09-12
EOF // data source: Texas Railroad Commission // 2026