CARTER BROS. -A-

Oil // district 13 // lease#17933

op: SPH DEVELOPMENT, LLC

cum_oil

45k BBL

cum_gas

0 MCF

wells

10

production

1993-01 — 2026-03

peak_month

1995-12

-- production_history

cum_oil: 45,015 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

932 BBL/mo

Di (annual)

69.0%

b-factor

0.7

EUR

40,463 BBL

R-squared

0.839

type

hyperbolic

-- wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
13ACASSITY COMPANY11,6101995-06-21
11ASELLERS, W. R.11,8501980-12-31
10 ASELLERS, W. R.11,6001978-10-19
9 ASELLERS, W. R.11,6001978-10-19
8 ASELLERS, W. R.11,6001977-09-21
1 A42-009-31533--------
3 A42-009-31532--------
4 A42-009-32001--------
5 A42-009-32000--------
7 A42-009-32253--------
EOF // multi-state drilling data platform // 2026