OLTMANN, W.C.

Oil · District 03 · Lease #19645

Operator: TRIVISTA OPERATING LLC

Cum Oil

26k BBL

Cum Gas

106k MCF

casinghead

Wells

2

Production

1993-01 — 2025-07

Peak Month

1993-08

Production History

Cum Oil: 25,886 BBL Cum Gas: 106,082 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

196 BBL/mo

Di (annual)

12.5%

b-factor

0.4

EUR

26,566 BBL

R-squared

0.808

type

hyperbolic

Operator History (from monthly production reports)

2017-11 — 2026-07 TRIVISTA OPERATING LLC 105 mo
2013-08 — 2017-10 RILEY EXPLORATION OPG CO, LLC 51 mo
1993-01 — 2013-07 DISCORBIS OIL COMPANY 247 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2TRIVISTA OPERATING LLC15,7001987-03-30
3TRIVISTA OPERATING LLC15,7001987-03-30