KOESTER

Oil · District 13 · Lease #21783

Operator: ADA EXPLORATION

Cum Oil

21k BBL

Cum Gas

0 MCF

Wells

9

Production

1993-01 — 2026-03

Peak Month

2008-04

Production History

Cum Oil: 20,623 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

247 BBL/mo

Di (annual)

114.1%

b-factor

1.2

EUR

13,335 BBL

R-squared

0.817

type

hyperbolic

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
21ADA EXPLORATION12,0001999-12-27
19ADA EXPLORATION12,0001983-08-17
17AADA EXPLORATION12,0001983-07-08
12AADA EXPLORATION12,0001982-12-23
13AADA EXPLORATION12,0001982-12-23
8AADA EXPLORATION12,0001982-08-24
2AADA EXPLORATION11,2001981-12-07
3AADA EXPLORATION11,2001981-12-07
1AADA EXPLORATION11,2001981-12-04
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