QUINTANILLA SAN MIGUEL

Oil // district 1 // lease#14296

op: WELHAUSEN OPERATING COMPANY, LP

cum_oil

126k BBL

cum_gas

0 MCF

wells

4

production

2000-04 — 2026-03

peak_month

2014-02

-- production_history

cum_oil: 125,873 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,934 BBL/mo

Di (annual)

233.9%

b-factor

1.3

EUR

72,536 BBL

R-squared

0.886

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4WAPITI OPERATING, LLC111,0002013-08-06
3WELHAUSEN OPERATING COMPANY, LP29,5002002-06-27
2WELHAUSEN OPERATING CO., INC.19,5002001-02-15
1WELHAUSEN OPERATING CO., INC.19,3002000-03-01
EOF // data source: Texas Railroad Commission // 2026