Number of library materials lent to the number of persons the library serves. It is the annual circulation divided by the library's legal service area population, and indicates the average number of loans made to each resident annually.
Water quality index at sampling site(s) within the jurisdiction. The Water Quality Index, or WQI, is a number ranging from 1 to 100; a higher number indicates better water quality. In general, stations scoring 80 and above met expectations for water quality and are of "lowest concern," scores 40 to 80 indicate "moderate concern," and water quality at stations with scores below 40 did not meet expectations and are of "highest concern."