JOHNSON

Oil // district 9 // lease#8009

op: ST. JOHNS OPERATING #1 L.P.

cum_oil

342k BBL

cum_gas

0 MCF

wells

9

production

1993-01 — 2026-03

peak_month

1999-12

-- production_history

cum_oil: 341,993 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,780 BBL/mo

Di (annual)

23.5%

b-factor

0.9

EUR

216,204 BBL

R-squared

0.622

type

hyperbolic

-- wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12CROSS TIMBERS OPERATING COMPANY13,5001997-12-11
3TEXCAN RESOURCES CORP.24,9001981-05-13
5TEXCAN RESOURCES CORP.24,8001980-06-30
11CROWN CENTRAL PETROLEUM CORP.13,5001980-05-19
9TEXCAN RESOURCES CORP.13,5001980-04-29
8WTEXCAN RESOURCES CORP.13,5001980-02-29
6TEXCAN RESOURCES CORP.13,5001979-11-15
1TEXCAN RESOURCES CORP.26,0001979-09-05
4TEXCAN RESOURCES CORP.15,3001979-08-29
EOF // multi-state drilling data platform // 2026