1/31/2024 0 Comments Define pre dredgeThe purpose of the monitoring is to identify when an excessive amount of suspended solids are released into the water column as a result of excavation activities and slow down or cease dredge operations until suspended solids reach a suitable level. Oftentimes, dredging is done to reclaim areas affected by chemical spills, storm water surges (with urban runoff), and other soil contaminations.ĭuring contaminated sediment dredge operations, regulations commonly require that systems are put in place for dredge turbidity monitoring to ensure the suspended sediment levels do not exceed pre-defined ranges. Dredging is an excavation activity carried out in shallow seas and freshwater areas (lakes and rivers) to gather up bottom sediment and dispose of it at a remote location. The 2023 Rule also considers the best available science and extensive public comment to establish a definition of “waters of the United States” that supports public health, environmental protection, agricultural activity, and economic growth. More information about the 2023 Rule is available here. The agencies developed the 2023 Rule with consideration of the relevant provisions of the Clean Water Act and the statute as a whole, relevant Supreme Court case law, and the agencies’ technical expertise after more than 45 years of implementing the longstanding pre-2015 “waters of the United States” framework. Please visit the Rule Status page for additional information about the status of the rule and litigation. The final "Revised Definition of 'Waters of the United States'" rule was published in the Federal Register on January 18, 2023, and took effect on March 20, 2023. Navigable Waters Protection Rule Materials.
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