FLANAGAN UNIT

Oil // district 11 // lease#66633

op: SHELL WESTERN E&P INC.

fields: HARRIS

cum_oil

91k BBL

cum_gas

0 MCF

wells

7

production

1993-01 — 2026-03

peak_month

1993-01

-- production_history

cum_oil: 91,218 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,610 BBL/mo

Di (annual)

41.5%

b-factor

0.4

EUR

74,857 BBL

R-squared

0.629

type

hyperbolic

-- wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
45GLSHELL WESTERN E&P INC.37,3502017-09-29
111SHELL WESTERN E&P INC.28,0002017-03-20
80GLSHELL WESTERN E&P INC.26,5002005-07-28
81GLSHELL OIL COMPANY26,5002005-07-28
32WRSHELL WESTERN E&P INC.47,3501993-04-01
105SHELL WESTERN E&P INC.16,4831991-05-13
49GLSHELL OIL COMPANY16,1001983-10-26
EOF // data source: Texas Railroad Commission // 2026