| Title | Umpqua River |
| Publication Type | Report |
| Year of Publication | 1914 |
| Authors | Van Winkle, Walton |
| Tertiary Authors | Office, Government Printing |
| Secondary Title | Water-supply paper / Department of the Interior, United States Geological Survey |
| Volume | no.363 |
| Pagination | p.46-48 |
| City | Washington, D.C. |
| Call Number | OSU Libraries: Valley Storage TC801 .U54 |
| Keywords | calcium, carbonates, chemical, chlorine, Elkton (Or.), hydrography, iron, magnesium, nitrate, potassium, silica, Smiths Ferry, sodium, sulphate, turbidity, Umpqua River, water quality |
| Notes | Gives an overview of the Umpqua River Basin in the early 20th century. Water quality, chemistry and streamflow were analyzed in 1911/1912 and a chart showing measurements is included. “The water changes in quality very little from season to season, for the forests prevent rapid and excessive erosion following heavy rains and keep the run-off distributed to some extent… Human or animal pollution is slight…” (p.48) |
| URL | https://archive.org/download/qualityofsurface00vanw/qualityofsurface00vanw_bw.pdf |
| Series Title | Quality of the Surface Waters of Oregon |
