# Notes about PRISM data

When referring to the data, the
source must be clearly and prominently stated and include,
at a minimum, our name, URL, and the date of data
creation. For example:

PRISM Climate Group, Oregon State University, [website](http://prism.oregonstate.edu), created 4 Feb 2004.

gdalinfo says the grid is:

Upper Left  (-125.0208333,  49.9375000) (125d 1'15.00"W, 49d56'15.00"N)
Lower Left  (-125.0208333,  24.0625000) (125d 1'15.00"W, 24d 3'45.00"N)
Upper Right ( -66.4791667,  49.9375000) ( 66d28'45.00"W, 49d56'15.00"N)
Lower Right ( -66.4791667,  24.0625000) ( 66d28'45.00"W, 24d 3'45.00"N)
Center      ( -95.7500000,  37.0000000) ( 95d45' 0.00"W, 37d 0' 0.00"N)

The .hdr file says

ULXMAP         -125
ULYMAP         49.9166666666687
XDIM           0.04166666666667
YDIM           0.04166666666667

ulxmap – The x-axis map coordinate of the center of the upper-left pixel.

[link](ftp://prism.nacse.org/daily/ppt/2016/)
