@article {36426,
	title = {Umpqua River},
	volume = {no.363},
	year = {1914},
	note = {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. {\textquotedblleft}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{\textellipsis} Human or animal pollution is slight{\textellipsis}{\textquotedblright} (p.48) },
	pages = {p.46-48},
	address = {Washington, D.C.},
	keywords = {calcium, carbonates, chemical, chlorine, Elkton (Or.), hydrography, iron, magnesium, nitrate, potassium, silica, Smiths  Ferry, sodium, sulphate, turbidity, Umpqua River, water quality},
	url = {https://archive.org/download/qualityofsurface00vanw/qualityofsurface00vanw_bw.pdf},
	author = {Van Winkle, Walton}
}
