SOUTH TEXAS SYNDICATE

Oil // district 1 // lease#4191

op: THALMANN, DAVID VAC SERVICE INC

cum_oil

65k BBL

cum_gas

0 MCF

wells

7

production

1993-01 — 2026-03

peak_month

1993-01

-- production_history

cum_oil: 64,990 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

422 BBL/mo

Di (annual)

5.7%

b-factor

0.0

EUR

84,348 BBL

R-squared

0.339

type

exponential

-- wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8707NULL, W.M. OPERATIONS, INC.45,7182000-01-19
8707 ENULL, W.M. OPERATIONS, INC.45,7182000-01-19
8707ENULL, W.M. OPERATIONS, INC.45,7182000-01-19
8701 ENULL, W.M. OPERATIONS, INC.25,5501997-11-18
8701ENULL, W.M. OPERATIONS, INC.25,5501997-11-18
8706 E42-283-30113--------
8706E42-283-30113--------
EOF // multi-state drilling data platform // 2026