COATES ESTATE

Oil // district 4 // lease#8903

op: UNION PACIFIC RESOURCES COMPANY

cum_oil

9k BBL

cum_gas

0 MCF

wells

5

production

1993-01 — 2014-09

peak_month

1997-05

-- production_history

cum_oil: 8,786 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

445 BBL/mo

Di (annual)

113.4%

b-factor

0.0

EUR

4,705 BBL

R-squared

0.787

type

exponential

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6POGO PRODUCING COMPANY LLC26,0142011-07-26
1TEXAS INDEPENDENT EXPLOR., INC.27,5002000-02-02
7HARKINS & COMPANY15,0001985-01-22
3HARKINS & COMPANY16,5001980-01-28
2HARKINS & COMPANY16,0001977-11-21
EOF // data source: Texas Railroad Commission // 2026