KROHN, P. C.

Oil // district 13 // lease#20393

op: CAL-TEX OPERATING CO.

cum_oil

887 BBL

cum_gas

0 MCF

wells

5

production

1993-01 — 2008-03

peak_month

1993-12

-- production_history

cum_oil: 887 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

111 BBL/mo

Di (annual)

618.6%

b-factor

0.4

EUR

345 BBL

R-squared

0.744

type

hyperbolic

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HATCHER & ARTHUR PRODUCTION11,9901980-08-25
5HATCHER & ARTHUR PRODUCTION11,9901980-08-25
6HATCHER & ARTHUR PRODUCTION11,9901980-08-25
1HATCHER & ARTHUR PRODUCTION12,0001980-03-11
2HATCHER & ARTHUR PRODUCTION11,0001980-03-11
EOF // multi-state drilling data platform // 2026