WINDHAM 11G

Oil · District 08 · Lease #48696

Operator: OVINTIV USA INC.

Cum Oil

1.1M BBL

Cum Gas

5.8M MCF

casinghead

Wells

5

Production

2016-09 — 2026-04

Peak Month

2017-03

Production History

Cum Oil: 1,128,705 BBL Cum Gas: 5,762,567 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

34,139 BBL/mo

Di (annual)

59.2%

b-factor

0.4

EUR

1,127,783 BBL

R-squared

0.609

type

hyperbolic

Operator History (from monthly production reports)

2020-02 — 2026-07 OVINTIV USA INC. 78 mo
2016-09 — 2020-01 ENCANA OIL & GAS(USA) INC. 41 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
14HFOVINTIV USA INC.210,3002018-01-26
15HCOVINTIV USA INC.210,3002018-01-26
6HOVINTIV USA INC.29,3192016-06-17
5HOVINTIV USA INC.29,7432016-06-16
4HOVINTIV USA INC.39,5162016-06-15