BARNES, D. E. ESTATE

Oil // district 10 // lease#38700

op: CIMAREX ENERGY CO. OF COLORADO

cum_oil

1.0M BBL

cum_gas

0 MCF

wells

4

production

2007-09 — 2026-03

peak_month

2019-12

-- production_history

cum_oil: 1,003,621 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

16,331 BBL/mo

Di (annual)

61.5%

b-factor

0.5

EUR

598,841 BBL

R-squared

0.829

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HCALLON PETROLEUM OPERATING CO112,1002019-04-18
3HCIMAREX ENERGY CO.112,0002016-11-08
2CIMAREX ENERGY CO. OF COLORADO211,5002008-05-20
1AHLEXCO OPERATING COMPANY615,3002007-05-17
EOF // multi-state drilling data platform // 2026