ROY PARKS B

Oil // district 10 // lease#41083

op: PDC ENERGY

cum_oil

1.2M BBL

cum_gas

0 MCF

wells

13

production

2010-12 — 2026-03

peak_month

2018-06

-- production_history

cum_oil: 1,164,627 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

29,068 BBL/mo

Di (annual)

308.4%

b-factor

2.0

EUR

1,877,040 BBL

R-squared

0.896

type

hyperbolic

-- wells (13)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3306MHCOG OPERATING LLC211,0002017-07-05
3306LHCOG OPERATING LLC211,0002017-06-29
3232ACOG OPERATING LLC211,5002012-12-20
3326COG OPERATING LLC212,0002012-11-28
3319COG OPERATING LLC212,0002012-11-19
4025COG OPERATING LLC212,0002012-11-19
3925COG OPERATING LLC212,0002012-11-16
3232PDC ENERGY111,0002011-02-23
3246PDC ENERGY311,0002011-02-23
3336PDC ENERGY111,0002011-01-26
3962PDC ENERGY210,9002011-01-26
3966PDC ENERGY310,6202011-01-13
102PDC ENERGY211,0002010-09-20
EOF // multi-state drilling data platform // 2026