Unclassified Streams/ Wetland Classification/
Tiered Aquatic Life Use Advisory Group

March 15, 2006

Environmental Resource Coalition - Ecological and Water Resources Assessment Project

EPA Tiered Aquatic Life Uses Fact Sheet

Missouri Stream Mileage :

All measurements are based on the USGS 1/100K NHD that we are currently using. We have used the original files sent to us by RTI in May 2003.

Total Stream Miles for the state - 104,399.8
Unclassified - 78,572.8
Class P - 13,119.0
Class P1 - 146.1
Class C - 10,971.3
Classified Lakes centerline - 1590.6
(this does not include all classified lakes, only the ones that do have a centerline in the 100k NHD.)

The total stream miles represented, with portions of 7 watersheds missing, is 170,918.4 miles.