qThis study (132 p., 6 pl.) assesses water quality in the aquifers in the southern Sanpete and central Sevier Valleys to determine likely sources of nitrate pollution and determine the relative age of high-nitrate waterq--Back label of container.Plot of nitrogen and oxygen isotopes characterizing sources of nitrate . ... Piper diagram showing chemistry type for five ground-water samples in the northwestern part of the study .......................21 Figure 12. Compilation of drillersa#39; well logs inanbsp;...
|Title||:||Water-quality Assessment of the Principal Valley-fill Aquifers in the Southern Sanpete and Central Sevier Valleys, Sanpete County, Utah|
|Publisher||:||Utah Geological Survey - 2010-01-01|