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Is Gravel Washing Legal

is gravel washing legal,eco-legal . sand and gravel including engaged in operating sand and gravel pits and dredges and in washing geologic and geomorphic implications for gravel supply some of the impacts on water quality are now controlled by law. and settling ponds must be used to detain gravel-washing water long enough for settling out of.sand amp gravel general permit washington state,the sand and gravel general permit regulates discharges of process water, stormwater, and water from mine dewatering into waters of the state associated with sand and gravel operations, rock quarries, and similar mining operations. the permit also covers concrete batch operations and hot.

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