WEDDELL /BATTERY #1/

Oil // district 9 // lease#20223

op: PIONEER NATURAL RES. USA, INC.

cum_oil

1k BBL

cum_gas

0 MCF

wells

2

production

2019-04 — 2026-03

peak_month

2021-03

-- production_history

cum_oil: 1,228 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

114 BBL/mo

Di (annual)

758.6%

b-factor

1.1

EUR

1,097 BBL

R-squared

0.767

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4NORTH AMERICAN ROYALTIES, INC.18,6001985-05-20
3NORTH AMERICAN ROYALTIES, INC.18,6001984-08-16
EOF // data source: Texas Railroad Commission // 2026