Overview
ST CLAIR AGGREGATES is an operational harbour facility in Marine City, Michigan, United States. It handles aggregate cargo on the St. Clair River, serving the Great Lakes maritime network.
ST CLAIR AGGREGATES is a harbour facility located at 1327 South Belle River Road in Marine City, St. Clair County, Michigan. Situated on the St. Clair River, this operational port serves as a key node for aggregate transport within the Great Lakes system, supporting regional construction and industrial supply chains. As a harbour handling bulk aggregates, the facility operates under U.S. EPA regulations including the Vessel General Permit (VGP) for vessel discharges and NPDES permits for stormwater management. The Great Lakes region is subject to additional binational oversight under the Great Lakes Water Quality Agreement, with focus on ballast water management and invasive species prevention. The facility's location on the St. Clair River places it within a critical freshwater ecosystem connecting Lake Huron and Lake Erie. Its operations contribute to regional economic activity while requiring careful environmental management to protect water quality and aquatic habitats in the Great Lakes basin.
Environmental context
The facility is located on the St. Clair River, part of the Great Lakes system, a sensitive freshwater environment. Aggregate handling generates dust and stormwater runoff that must be managed to prevent sediment and pollutant discharge into the river. Proximity to the river necessitates robust spill prevention and erosion control measures to protect aquatic ecosystems and drinking water sources.
Frequently asked questions
ST CLAIR AGGREGATES is located at 1327 South Belle River Road in Marine City, St. Clair County, Michigan, United States, on the St. Clair River.
ST CLAIR AGGREGATES is a harbour facility that handles bulk aggregates, such as sand, gravel, and stone, used in construction and industrial applications.
The facility operates under the U.S. EPA Vessel General Permit (VGP) for vessel discharges and NPDES permits for stormwater runoff. Great Lakes facilities also follow the Great Lakes Water Quality Agreement for ballast water and invasive species control.
Stormwater management at aggregate handling facilities typically includes sediment basins, retention ponds, and erosion controls to prevent runoff of silt and pollutants into the St. Clair River.
The St. Clair River connects Lake Huron to Lake Erie and is a vital shipping channel for the Great Lakes. The location supports efficient transport of bulk materials to regional markets while requiring careful environmental stewardship.
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