GAMBLE, W.D.

Oil // district 8 // lease#13245

op: S & R OPERATING

cum_oil

7k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2026-03

peak_month

1993-01

-- production_history

cum_oil: 6,764 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

213 BBL/mo

Di (annual)

39.1%

b-factor

0.0

EUR

6,496 BBL

R-squared

0.672

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5CHALMERS OPERATING CO., INC.12,8001983-08-18
4CHALMERS OPERATING CO., INC.12,8001982-03-03
3CHALMERS OPERATING CO., INC.12,9001981-09-21
142-441-30811--------
EOF // multi-state drilling data platform // 2026