BRISCOE CATARINA WEST

Oil // district 1 // lease#15094

op: TXCO RESOURCES INC.

cum_oil

411k BBL

cum_gas

0 MCF

wells

5

production

2009-02 — 2016-07

peak_month

2014-06

-- production_history

cum_oil: 411,475 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

47,472 BBL/mo

Di (annual)

168.3%

b-factor

0.3

EUR

483,955 BBL

R-squared

0.973

type

hyperbolic

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
51HANADARKO E&P ONSHORE LLC18,0002013-09-23
52HANADARKO E&P ONSHORE LLC18,0002013-09-23
53HANADARKO E&P ONSHORE LLC18,0002013-09-23
54HANADARKO E&P ONSHORE LLC18,0002013-09-23
1HTXCO RESOURCES INC.213,5002008-11-15
EOF // data source: Texas Railroad Commission // 2026