HOWELL, D. R. 45

Oil // district 5 // lease#3190

op: UNION OIL COMPANY OF CALIFORNIA

cum_oil

253k BBL

cum_gas

0 MCF

wells

12

production

1993-01 — 2026-03

peak_month

1993-03

-- production_history

cum_oil: 252,577 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,154 BBL/mo

Di (annual)

24.0%

b-factor

0.0

EUR

207,722 BBL

R-squared

0.851

type

exponential

-- wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3 AUNION OIL COMPANY OF CALIFORNIA22,9112001-06-12
9UNION OIL COMPANY OF CALIFORNIA23,0002001-04-20
6UNION OIL COMPANY OF CALIFORNIA22,9702001-04-03
7UNION OIL COMPANY OF CALIFORNIA22,9552001-02-23
13UNION OIL COMPANY OF CALIFORNIA22,4602001-01-26
2UNION OIL COMPANY OF CALIFORNIA12,3951993-11-17
15UNOCAL EXPLORATION CORPORATION12,5301991-01-23
4UNION EXPL. PARTNERS, LTD.12,9501990-08-28
12UNION EXPL. PARTNERS, LTD.23,2001990-02-13
10UNION EXPL. PARTNERS, LTD.33,1351990-02-12
1UNION EXPL. PARTNERS, LTD.12,9971989-10-03
5UNION EXPL. PARTNERS, LTD.22,9551987-09-14
EOF // data source: Texas Railroad Commission // 2026