(October 2010) These articles about the rating system shown in alphabetical order were copied from www.whsca.org and most of them have yet to be brought up to date.
Addition of Adults to the NWSRS
An Explanation of the NWSRS
An overview of how the system works, and how school codes are assigned
Ratings Database and the NWSRS
An introduction to the rating algorithm and the fields in the database