EDENS

Oil · District 05 · Lease #1938

Operator: ZSX, INC.

Cum Oil

49k BBL

Cum Gas

21 MCF

casinghead

Wells

63

Production

1993-01 — 2026-04

Peak Month

1993-07

Production History

Cum Oil: 49,253 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

282 BBL/mo

Di (annual)

9.3%

b-factor

0.2

EUR

42,200 BBL

R-squared

0.716

type

hyperbolic

Operator History (from monthly production reports)

2012-03 — 2026-07 CONTOUR EXPL AND PROD, LLC 173 mo
2009-10 — 2012-02 TEXOWA, LLC 29 mo
2008-05 — 2009-09 LANE, LLOYD L. 17 mo
1997-08 — 2008-04 SUMMITT RESOURCES 129 mo
1993-01 — 1997-07 ZSX, INC. 55 mo

Wells (63)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
18WCONTOUR EXPL AND PROD, LLC21,0501996-05-29
25WCONTOUR EXPL AND PROD, LLC21,0501996-05-29
36CONTOUR EXPL AND PROD, LLC21,0501996-05-29
41CONTOUR EXPL AND PROD, LLC21,0501996-05-29
42CONTOUR EXPL AND PROD, LLC21,0501996-05-29
9WCONTOUR EXPL AND PROD, LLC21,0501996-05-29
17WCONTOUR EXPL AND PROD, LLC21,0501996-05-24
19WCONTOUR EXPL AND PROD, LLC21,0501996-05-24
20WCONTOUR EXPL AND PROD, LLC21,0501996-05-24
21WCONTOUR EXPL AND PROD, LLC21,0501996-05-24
22WCONTOUR EXPL AND PROD, LLC21,0501996-05-24
35CONTOUR EXPL AND PROD, LLC21,0501996-05-24
37CONTOUR EXPL AND PROD, LLC21,0501996-05-24
38CONTOUR EXPL AND PROD, LLC21,0501996-05-24
39CONTOUR EXPL AND PROD, LLC21,0501996-05-24
40CONTOUR EXPL AND PROD, LLC21,0501996-05-24
19RCONTOUR EXPL AND PROD, LLC11,0001991-11-14
4RCONTOUR EXPL AND PROD, LLC11,0001991-11-08
18RCONTOUR EXPL AND PROD, LLC11,0001990-04-05
28RCONTOUR EXPL AND PROD, LLC11,0001990-04-05
9RCONTOUR EXPL AND PROD, LLC11,0001988-07-07
24WCONTOUR EXPL AND PROD, LLC11,0501982-08-10
10WCONTOUR EXPL AND PROD, LLC11,0501981-12-22
12WCONTOUR EXPL AND PROD, LLC11,0501981-12-22
13WCONTOUR EXPL AND PROD, LLC11,0501981-12-22
14WCONTOUR EXPL AND PROD, LLC11,0501981-12-22
15WCONTOUR EXPL AND PROD, LLC11,0501981-12-22
16WCONTOUR EXPL AND PROD, LLC11,0501981-12-22
4WCONTOUR EXPL AND PROD, LLC11,0501981-12-22
5WCONTOUR EXPL AND PROD, LLC11,0501981-12-22
7WCONTOUR EXPL AND PROD, LLC11,0501981-12-22
8WCONTOUR EXPL AND PROD, LLC11,0501981-12-22
29CONTOUR EXPL AND PROD, LLC11,0501980-08-25
30CONTOUR EXPL AND PROD, LLC11,0501980-08-25
31CONTOUR EXPL AND PROD, LLC11,0501980-08-25
28CONTOUR EXPL AND PROD, LLC19501979-05-01
27CONTOUR EXPL AND PROD, LLC11,1001977-12-30
21 RCONTOUR EXPL AND PROD, LLC11,1001977-08-04
23CONTOUR EXPL AND PROD, LLC11,1001977-08-04
24CONTOUR EXPL AND PROD, LLC11,1001977-08-04
25CONTOUR EXPL AND PROD, LLC11,1001977-08-04
26CONTOUR EXPL AND PROD, LLC11,1001977-08-04
142-349-30184CONTOUR EXPL AND PROD, LLC------
1042-349-30273CONTOUR EXPL AND PROD, LLC------
1142-349-30294CONTOUR EXPL AND PROD, LLC------
1242-349-30297CONTOUR EXPL AND PROD, LLC------
1342-349-30296CONTOUR EXPL AND PROD, LLC------
1442-349-30295CONTOUR EXPL AND PROD, LLC------
1542-349-30302CONTOUR EXPL AND PROD, LLC------
1642-349-30298CONTOUR EXPL AND PROD, LLC------
1742-349-30531CONTOUR EXPL AND PROD, LLC------
1842-349-30309CONTOUR EXPL AND PROD, LLC------
1942-349-30532CONTOUR EXPL AND PROD, LLC------
1I42-349-30364CONTOUR EXPL AND PROD, LLC------
242-349-30186CONTOUR EXPL AND PROD, LLC------
2042-349-30533CONTOUR EXPL AND PROD, LLC------
2242-349-30535CONTOUR EXPL AND PROD, LLC------
342-349-30190CONTOUR EXPL AND PROD, LLC------
442-349-30202CONTOUR EXPL AND PROD, LLC------
542-349-30203CONTOUR EXPL AND PROD, LLC------
642-349-30200CONTOUR EXPL AND PROD, LLC------
742-349-30201CONTOUR EXPL AND PROD, LLC------
842-349-30275CONTOUR EXPL AND PROD, LLC------