Watershed Assessment

The Long Tom Watershed Assessment describes environmental conditions within the watershed circa 1999. These conditions are the baseline against which changes over time can be measured.

The document is separated into several parts to allow for easier downloading. Each color map can be downloaded separately in either high resolution (approximately 1 Mb file size, JPEG format) or low resolution (approximately 120 Kb file size, JPEG format). Click on the low resolution link to view the image on-line if you have a slow connection.

View Cover Letter View Table of Contents Document pdf format (768 KB) no color maps	high res. low res.	high res. low res.	high res. low res.	high res. low res.	high res. low res.
	Cover Page	Photo Key for Cover	Fig. 1. Sub-basins and Landuse (pg. 13)	Fig. 2. Ecoregions (pg. 16)	Fig. 3. Landuse / Landcover (pg. 17)
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Fig. 4. Channel Habitat Analysis (pg. 46)	Fig. 5. Channel Modifications (pg. 72)	Fig. 6. Historic Vegetation and Hydric Soils (pg. 78)	Fig. 7. National Wetlands Inventory (pg. 95)	Fig. 8. Erosion Potential from Agricultural Areas (pg. 108)	Fig. 9. Water Quality Monitoring Sites (pg. 116)

This study was funded by the Governor's Watershed Enhancement Board (now Oregon Watershed Enhancement Board, OWEB) and the City of Eugene.