Minimum and maximum nitrate concentrations in Texas High Plains ground water collected from eight counties with cattle feedlots and four counties without feedlots. Number of Feedlots Number of Obs. NO 3 Conc. Wastewater treatment systems can be integrated will cattle feedlots to produce hydroponic and aquaculture products. Plot of contour lines of nitrate concentration and location of feedlots for Bailey County.
Solid square indicates location of cattle feedlots.
Plot of contour lines of nitrate concentration and location of feedlots for Castro County. Solid square indicates location of cattle feedlots. Plot of contour lines of nitrate concentration and location of feedlots for Cochran County. Solid square indicates location of cattle feedlots. Plot of contour lines of nitrate concentration and location of feedlots for Deaf Smith County.