EXXON-UNIVERSITY

Oil · District 08 · Lease #35934

Operator: NORTH FORK OPERATING LP

Fields: COWDEN, NORTH

Cum Oil

179k BBL

Cum Gas

15k MCF

casinghead

Wells

5

Production

1998-12 — 2026-04

Peak Month

1999-07

Production History

Cum Oil: 178,961 BBL Cum Gas: 14,864 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,029 BBL/mo

Di (annual)

166.5%

b-factor

1.4

EUR

210,841 BBL

R-squared

0.961

type

hyperbolic

Operator History (from monthly production reports)

2026-05 — 2026-07 NORTH FORK OPERATING LP 3 mo
1998-12 — 2026-04 NAUMANN OIL & GAS, INC. 329 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5NAUMANN OIL & GAS, INC.14,8001999-10-18
4NAUMANN OIL & GAS, INC.14,8001999-09-13
3NAUMANN OIL & GAS, INC.14,9001999-05-17
1NAUMANN OIL & GAS, INC.14,8001998-08-20
2NAUMANN OIL & GAS, INC.14,8001998-08-20