Data on the locations, porosity and permeability (a measure of oil flow) on 104 oil wells in the US Naval Petroleum Reserve No. 1 in California.
This data frame contains the following columns:
- x coordinates, in miles (origin unspecified)..
- y coordinates, in miles.
- permeability in milli-Darcies.
- porosity (%).
Venables, W. N. and Ripley, B. D. (2002) Modern Applied Statistics with S. Fourth edition. Springer.