STILT WEST G 18-20

Oil // district 10 // lease#56801

op: PIONEER NATURAL RES. USA, INC.

cum_oil

434k BBL

cum_gas

0 MCF

wells

2

production

2021-09 — 2026-03

peak_month

2022-05

-- production_history

cum_oil: 434,039 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

42,880 BBL/mo

Di (annual)

402.6%

b-factor

0.8

EUR

461,172 BBL

R-squared

0.977

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4307HPIONEER NATURAL RES. USA, INC.210,5532021-04-01
2807HPIONEER NATURAL RES. USA, INC.210,5532021-03-30
EOF // data source: Texas Railroad Commission // 2026