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Yearly and monthly production

COSLETT Lease
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Lease: COSLETT
Operator: ASH WILEY R JR
Location: C NW SW T31S, R5W, Sec. 34
Cumulative Production: 9061 barrels (from 1979 to 1981)
Field: Spring Valley
County: Harper
Producing Zone:

Data are received monthly from the Kansas Department of Revenue.



Annual Oil Production, (bbls)

Year Production Wells
Production Plots

1979 4,981 1
1980 3,072 1
1981 1,008 1
Reported through 12-1981.
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.