PRE-EMPTION

Oil // district 8 // lease#17262

op: R & B ENERGY CO.

cum_oil

931 BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2026-03

peak_month

1997-04

-- production_history

cum_oil: 931 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

17 BBL/mo

Di (annual)

68.8%

b-factor

0.0

EUR

287 BBL

R-squared

0.420

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4RIDGE OIL COMPANY13,5501981-03-10
2RIDGE OIL COMPANY13,5001981-02-12
3RIDGE OIL COMPANY13,5001981-02-12
1RIDGE OIL COMPANY13,5001981-01-22
EOF // multi-state drilling data platform // 2026