BLOCK 11 DEVONIAN UNIT

Oil // district 10 // lease#20149

op: PHILLIPS PETROLEUM COMPANY

cum_oil

1.7M BBL

cum_gas

0 MCF

wells

48

production

1993-01 — 2026-03

peak_month

1993-03

-- production_history

cum_oil: 1,658,520 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

16,774 BBL/mo

Di (annual)

11.6%

b-factor

0.0

EUR

1,724,461 BBL

R-squared

0.729

type

exponential

-- wells (48)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1001COMAL OPERATING LLC18,1502025-06-25
1002WCOMAL OPERATING LLC18,1152025-06-24
1004WCOMAL OPERATING LLC18,0352025-05-19
504WMINIHAN OIL & GAS CORPORATION14,4002002-07-26
1201PHILLIPS PETROLEUM COMPANY11,4001997-04-22
1201WSPHILLIPS PETROLEUM COMPANY11,4001997-04-22
807PHILLIPS PETROLEUM COMPANY38,2501997-01-24
502PHILLIPS PETROLEUM COMPANY17,6401995-03-21
1407DEVON ENERGY CORPORATION(NEVADA)16,9951993-04-06
212PHILLIPS PETROLEUM COMPANY18,7001990-12-05
1205PHILLIPS PETROLEUM COMPANY18,4501990-11-16
100342-003-07226--------
110142-003-07234--------
110242-003-07235--------
120242-003-07231--------
120342-003-07232--------
120442-003-07233--------
130142-003-05066--------
1302W42-003-05067--------
140142-003-05326--------
140242-003-05327--------
1403W42-135-03706--------
140442-135-03705--------
140542-003-05328--------
140642-135-03704--------
1408W42-135-08738--------
1409W42-003-05329--------
150142-135-08523--------
150242-135-08524--------
20142-003-04709--------
202W42-003-04720--------
20342-003-04719--------
204W42-003-04712--------
205W42-003-04726--------
20642-003-04728--------
20842-003-04731--------
209W42-003-04732--------
21042-003-04735--------
21142-003-04738--------
50142-003-06524--------
50342-003-06545--------
80442-003-06587--------
80542-003-06595--------
80642-003-30521--------
90142-003-01746--------
90242-003-01716--------
90342-003-01747--------
90442-003-01748--------
EOF // data source: Texas Railroad Commission // 2026