KGS Home Page Oil and Gas Index Page Lease Production Page

Yearly and monthly production

Siefkes 12 Lease
Save To File

Lease: Siefkes 12
Operator: Mai Oil Operations, Inc.
Location: T22S, R12W, Sec. 3
Cumulative Production: 1736.71 barrels (from 2012 to 2021)
KS Dept. of Revenue Lease Code: 142545
KS Dept. of Revenue Lease Name: SIEFKAS 12
View T1 PDF (from KCC)
Field: Max
County: Stafford
Producing Zone:
Well Data (may be an incomplete list):
T22S R12W, Sec. 3, NW SE NW SE
Lease: Siefkes 12
Operator: Empire Energy E&P, LLC
Current Operator: Mai Oil Operations, Inc.
API Number: 15-185-23740

Data are received monthly from the Kansas Department of Revenue.



Annual Oil Production, (bbls)

Year Production Wells
Production Plots

2012 638 1
2013 327 1
2014 166 1
2015 167 1
2016 53 1
2017 10 1
2018 - -
2019 162 1
2020 - -
2021 213 1
Reported through 4-2021.
Note: bbls is barrels; mcf is 1000 cubic feet.
  Recent Monthly Oil Production, (bbls)
(Complete production available in file saved
using blue button at top of page.)
Year Month Production Wells Reporter or Purchaser/
Reporting Customer
2014 4 162.69 1 Coffeyville Resources Refining & Marketing (100%)
2014 9 3.5 1 CIRCLE T OIL (100%)
2015 1 166.82 1 Coffeyville Resources Refining & Marketing (100%)
2016 9 53.38 1 Coffeyville Resources Refining & Marketing (100%)
2017 1 10 1 CIRCLE T OIL (100%)
2019 7 162.43 1 Coffeyville Resources Refining & Marketing (100%)
2021 3 122.17 1 CHS McPherson Refinery Inc (100%)
2021 4 90.36 1 CHS McPherson Refinery Inc (100%)



Pre-1987 cumulative data and monthly volume data is provided under license agreement to the KGS by IHS Energy. As such, it may be reviewed and used for public service and research purposes. It may not be downloaded or used for purposes of re-packaging, reselling or dissemination to third parties.

Kansas Geological Survey
Comments to webadmin@kgs.ku.edu
URL=http://www.kgs.ku.edu/Magellan/Field/lease.html
Programs Updated May 27, 2014
Data from Kansas Dept. of Revenue files monthly.