TUBB, J.B. -B- TR-A

Oil // district 10 // lease#29102

op: WALSH & WATTS, INC.

cum_oil

509k BBL

cum_gas

0 MCF

wells

21

production

1993-01 — 2026-03

peak_month

2012-08

-- production_history

cum_oil: 509,420 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

7,537 BBL/mo

Di (annual)

32.2%

b-factor

0.5

EUR

499,873 BBL

R-squared

0.950

type

hyperbolic

-- wells (21)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
69WALSH & WATTS, INC.24,9002021-06-17
68WALSH & WATTS, INC.25,0002021-06-15
70WALSH & WATTS, INC.24,9002021-06-15
7BWALSH & WATTS, INC.14,2602019-02-11
72CHEVRON U. S. A. INC.14,9002012-01-30
73CHEVRON U. S. A. INC.14,9002012-01-30
74CHEVRON U. S. A. INC.14,9002012-01-30
75CHEVRON U. S. A. INC.14,9002012-01-30
76CHEVRON U. S. A. INC.14,9002012-01-30
77CHEVRON U. S. A. INC.14,9002012-01-30
78CHEVRON U. S. A. INC.14,9002012-01-30
71CHEVRON U. S. A. INC.14,9002012-01-25
2CHEVRON U. S. A. INC.15,6651996-02-21
50GULF OIL CORP.24,4751996-02-21
10CHEVRON U. S. A. INC.13,7601994-07-29
51GULF OIL CORP.24,4751994-07-29
4CHEVRON U. S. A. INC.25,6651994-04-19
48CHEVRON U. S. A. INC.24,4751994-04-19
63GULF OIL CORP.13,5501984-05-18
61GULF OIL CORP.13,6501984-02-07
52GULF OIL CORP.14,6001979-06-11
EOF // data source: Texas Railroad Commission // 2026