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Downstream of Willow Pond. Downstream of Willow Pond. Upstream of Willow Pond. Upstream of Willow Pond. Upstream of Pond. Approximately 110 tons/year sediment delivered to the pond from the stream An additional ~50 tons/year from upstream developed areas
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Upstream of Pond • Approximately 110 tons/year sediment delivered to the pond from the stream • An additional ~50 tons/year from upstream developed areas • Approximately 15 tandem dump truck loads per year • Accumulates at a rate of 0.75 inches per year across the entire pond • Accumulates 1 foot every 15 - 16years.