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Five‑year monitoring of Big Creek finds no drinking‑water exceedances; soil phosphorus rose in application fields
Summary
A five‑year monitoring study presented to the committee found well nitrate increases below EPA drinking‑water limits, elevated soil phosphorus in some fields, and no clear evidence of slurry‑pond leakage based on chloride trends; presenters recommended continued site‑specific management and monitoring.
Andrew Champlaier of the University of Arkansas Division of Agriculture summarized five years of water‑quality and soil monitoring conducted around a concentrated animal‑feeding operation in the Big Creek watershed.
Champlaier said researchers sampled upstream and downstream stream sites, wells near holding ponds, and fields that had received slurry applications. Soil testing showed plant‑available phosphorus increased in the…
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