USGS Evaluation of Sources of Nitrate Beneath Food Processing Wastewater-Application Sites near Umatilla, Oregon

Scientific Investigations Report 2009-5069

Evaluation of Sources of Nitrate Beneath Food Processing Wastewater-Application Sites near Umatilla, Oregon

Figure - refer to figure caption for alternative text description

Figure 3. Ratios of delta hydrogen-2 (δ²H) and delta oxygen-18 (δ¹⁸O) for water samples from wells in the North Farm and Terrace Farm sites, Umatilla River basin, Oregon.

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Tacoma, Washington 98402
http://wa.water.usgs.gov

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