COFFIELD/CULPEPPER -A-

Oil · District 01 · Lease #10172

Operator: EC OIL CO.

Cum Oil

973 BBL

Cum Gas

21 MCF

casinghead

Wells

13

Production

1993-01 — 1997-03

Peak Month

1993-09

Production History

Cum Oil: 973 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

37 BBL/mo

Di (annual)

73.1%

b-factor

0.0

EUR

593 BBL

R-squared

0.458

type

exponential

Operator History (from monthly production reports)

1993-01 — 2026-07 EC OIL CO. 403 mo

Wells (13)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
G 5EC OIL CO.16001986-02-18
11EC OIL CO.16001986-01-03
5EC OIL CO.16001986-01-03
10EC OIL CO.16001985-12-06
7EC OIL CO.16001985-12-06
9EC OIL CO.16001985-10-25
6AEC OIL CO.16001985-09-11
8AEC OIL CO.16001985-09-10
G 4EC OIL CO.16001985-06-06
2EC OIL CO.16001985-01-08
3EC OIL CO.16001985-01-08
4EC OIL CO.16001985-01-08
1NELSON-DEAN ENERGY16001984-12-28