W W HOLMAN

Oil // district 8 // lease#1818

op: WALSH & WATTS, INC.

cum_oil

80k BBL

cum_gas

0 MCF

wells

6

production

1993-01 — 2026-03

peak_month

2023-11

-- production_history

cum_oil: 80,236 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,247 BBL/mo

Di (annual)

139.4%

b-factor

1.4

EUR

72,771 BBL

R-squared

0.729

type

hyperbolic

-- wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
13SOJOURNER DRILLING CORPORATION15,0002024-11-26
12SOJOURNER DRILLING CORPORATION15,0002023-11-17
4SOJOURNER DRILLING CORPORATION15,0002023-01-20
5SOJOURNER DRILLING CORPORATION15,0002022-11-17
3WALSH & WATTS, INC.14,7001983-07-19
142-151-80044--------
EOF // data source: Texas Railroad Commission // 2026