FORT TRINIDAD DEXTER UNIT

Oil // district 3 // lease#22761

op: PARTEN OPERATING INC.

cum_oil

1.9M BBL

cum_gas

0 MCF

wells

17

production

1995-09 — 2026-03

peak_month

1999-02

-- production_history

cum_oil: 1,878,263 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

12,028 BBL/mo

Di (annual)

7.6%

b-factor

0.0

EUR

1,849,335 BBL

R-squared

0.645

type

exponential

-- wells (17)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
302PARTEN OPERATING INC.39,2152020-01-22
318HPARTEN OPERATING INC.48,6622013-08-02
217PARTEN OPERATING INC.19,2002012-08-06
211PARTEN OPERATING INC.19,3412012-04-19
211WSPARTEN OPERATING INC.19,3412012-04-19
301DUUNION OIL COMPANY OF CALIFORNIA210,7031995-09-15
311UNION OIL COMPANY OF CALIFORNIA19,2351977-06-22
10142-225-00445--------
20242-225-80076--------
20342-225-00409--------
20442-225-00422--------
30342-225-00441--------
30442-225-80073--------
30542-225-80074--------
30942-225-00429--------
31042-225-80075--------
31542-225-00667--------
EOF // data source: Texas Railroad Commission // 2026