WHEELER 28

Oil // district 10 // lease#44749

op: OVINTIV USA INC.

cum_oil

175k BBL

cum_gas

0 MCF

wells

4

production

2013-12 — 2026-03

peak_month

2015-12

-- production_history

cum_oil: 175,401 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,243 BBL/mo

Di (annual)

121.6%

b-factor

1.1

EUR

195,734 BBL

R-squared

0.835

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4ATHLON HOLDINGS LP19,5002014-06-04
3ATHLON FE OPERATING LLC19,5002014-01-07
2ATHLON FE OPERATING LLC19,5002013-12-10
1ATHLON FE OPERATING LLC19,5002013-09-04
EOF // data source: Texas Railroad Commission // 2026