ROBERTSON, H. L.

Oil // district 8 // lease#22140

op: WINGROVE WELL SERVICE, INC.

cum_oil

22k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2018-09

peak_month

1999-11

-- production_history

cum_oil: 21,958 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

357 BBL/mo

Di (annual)

22.5%

b-factor

0.0

EUR

18,994 BBL

R-squared

0.716

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1 AMUSSELMAN, OWEN & KING OPER.,INC13,0001984-12-07
EOF // data source: Texas Railroad Commission // 2026