BLAKENEY -OA-

Oil // district 10 // lease#814

op: OXY USA INC.

cum_oil

382k BBL

cum_gas

0 MCF

wells

11

production

1993-01 — 2026-03

peak_month

2001-07

-- production_history

cum_oil: 382,227 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,640 BBL/mo

Di (annual)

74.5%

b-factor

2.0

EUR

326,928 BBL

R-squared

0.736

type

hyperbolic

-- wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2RARCO PERMIAN25,5502001-05-16
8ARCO PERMIAN35,5252000-09-29
8HARCO PERMIAN35,5252000-09-29
2ARCO OIL & GAS CO.15,3351993-11-18
11ARCO OIL & GAS CO.15,5501993-11-09
10ARCO OIL & GAS CO.15,5101993-10-01
9ARCO OIL & GAS CO.15,5101993-10-01
7CITIES SERVICE COMPANY15,4001980-10-31
342-135-04394--------
642-135-32031--------
6W42-135-32031--------
EOF // data source: Texas Railroad Commission // 2026