N. C. GRIFFIN 'A' TRACT 2

Oil // district 13 // lease#32194

op: STEPHENS & JOHNSON OPERATING CO.

cum_oil

38k BBL

cum_gas

0 MCF

wells

2

production

2011-09 — 2025-01

peak_month

2011-10

-- production_history

cum_oil: 38,351 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

3,599 BBL/mo

Di (annual)

214.2%

b-factor

0.6

EUR

47,348 BBL

R-squared

0.898

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2STEPHENS & JOHNSON OPERATING CO.12,0002012-07-30
1STEPHENS & JOHNSON OPERATING CO.23,9212011-09-12
EOF // data source: Texas Railroad Commission // 2026