SCHIRMER, HENRY

Oil // district 2 // lease#8186

op: WHITTIER OPERATING INC.

cum_oil

359k BBL

cum_gas

0 MCF

wells

3

production

1996-03 — 2026-03

peak_month

2000-06

-- production_history

cum_oil: 359,095 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,776 BBL/mo

Di (annual)

43.7%

b-factor

0.6

EUR

271,673 BBL

R-squared

0.845

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
18SIMRAY OIL & GAS, INC.55,7002019-06-07
12SIMRAY OIL & GAS, INC.46,8282008-07-21
16RUTHERFORD OIL CORPORATION58,5491996-04-09
EOF // data source: Texas Railroad Commission // 2026