Skip Navigation LinksHomeTopicsTopic Details

Water Quality : Water Quality Index Learn More »

Water Quality Index (WQI) is an average of 5 different parameters giving a river a good (0-45), fair (45-60), or poor (60+) rating.

Get help with this component

Water Resources Containing Topic-Related Data

Water resource pages contain the actual content of each topic. The resource pages may contain tables, graphs, detailed analysis, and additional information for this topic. You must navigate to a water resource to access the specific information about this topic.
Get help with this component

Maps, Documents and Related Links

The following list contains maps, documents and links that relate directly to the selected topic. Additional map themes, documents and links may be available by clicking on the Digital Library link.