CALHOUN

Oil // district 13 // lease#27722

op: PRECISION OPERATING INC.

cum_oil

14k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2020-11

peak_month

1993-03

-- production_history

cum_oil: 13,509 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

270 BBL/mo

Di (annual)

58.7%

b-factor

0.7

EUR

13,487 BBL

R-squared

0.882

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PRECISION OPERATING INC.18,5001990-04-02
EOF // data source: Texas Railroad Commission // 2026