preventive solutions for sediment – SEO 27

Significant problems are abound with significant problems Minnesota. According to Minnesota Pollution Control Agency (MPCA 2016), Minnesota Pollution Control Agency (MPCA 2016) around 30% of Minnesota’s streams and rivers have been impacted by sediment. Unmanaged construction sites could provide significant sediment sources for these water bodies. Sites that are not properly managed can result in the loss as much as 100 tonnes of sediment per acre annually (EPA 1999). Regulations set by the State of Minnesota through the construction stormwater permit program (MPCA 2013) attempt to reduce the negative effects of construction by mandating carefully developed sediment and erosion control plans that are designed to minimize runoff pollution Implementation and updating the plans; the operation and ongoing maintenance of runoff reduction methods until the location is stabilized; and substantial penalties for negligence and willful violations.

Erosion can be described as the dislodgment and displacement of rock and soil by water, wind, or an ice. Erosion occurs naturally but can be greatly intensified by human intervention including clearing and grading of the land surface or disturbance of conveyance channels.

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