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Yearly and monthly production

STEFAN 1-21 Lease
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Lease: STEFAN 1-21
Operator: VINTAGE PETROLEU
Location: C SE NW T34S, R32W, Sec. 21
Cumulative Production: 39618 mcf (from 1987 to 1990)
KS Dept. of Revenue Lease Code: 214348
Field: Evalyn-Condit East
County: Seward
Producing Zone:
Well Data (may be an incomplete list):
T34S R32W, Sec. 21, SE NW
Lease: STEFAN 1-21
Operator: SLAWSON, DONALD C.
Current Operator: Chaparral Energy, Inc.
API Number: 15-175-20891

Data are received monthly from the Kansas Department of Revenue.



Annual Gas Production, (mcf)

Year Production Wells
Production Plots

1987 26,851 1
1988 - -
1989 10,572 1
1990 2,195 1
Reported through 6-1990.
Note: bbls is barrels; mcf is 1000 cubic feet.


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.