SOUTH NEILL UNIT-SOUTH

Oil // district 8 // lease#25277

op: WVH OPERATING LLC

cum_oil

20k BBL

cum_gas

0 MCF

wells

26

production

1993-01 — 2026-03

peak_month

1993-09

-- production_history

cum_oil: 19,946 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,003 BBL/mo

Di (annual)

181.7%

b-factor

0.4

EUR

10,875 BBL

R-squared

0.756

type

hyperbolic

-- wells (26)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
9TEXSTAR NORTH AMERICA, INC.16,0511989-10-04
4 ATEXSTAR NORTH AMERICA, INC.25,8001989-09-25
26TEXSTAR NORTH AMERICA, INC.16,0001989-08-08
3TEXSTAR ENERGY OPERATORS, INC.15,8201989-03-14
5TEXSTAR ENERGY OPERATORS, INC.15,8201989-03-14
8TEXSTAR ENERGY OPERATORS, INC.15,8801989-03-14
25TEXSTAR NORTH AMERICA, INC.26,0001980-04-28
142-353-30293--------
1042-353-30214--------
1142-353-30216--------
1242-353-30243--------
1342-353-30204--------
1442-353-30210--------
1542-353-30220--------
1642-353-30228--------
1742-353-30232--------
1842-353-30235--------
1942-353-30249--------
242-353-30160--------
2042-353-30246--------
2142-353-30292--------
2242-353-30296--------
2342-353-30254--------
2442-151-30154--------
2742-353-30108--------
742-353-30194--------
EOF // data source: Texas Railroad Commission // 2026