Project Reviews

Listed below are some of the qualifiers for determining if a project needs to be submitted to the Commission.  The entire document may be found to the left under Application and Requirements.

Ų    The Commission requires a plan review to be completed by the local permitting authority for development or redevelopment if any part of the development is within a 100-year floodplain or upland flood storage area and/or the project changes the timing, storage, or carrying capacity of any tributaries of the 100-year floodplain.  The 100-year floodplain is defined as that area associated with a storm event that has a 1 percent chance of being equaled or exceeded any year as stated in Appendix C in the Management Plan.

Ų    A development plan review by the local permitting authority is required for the following projects:

·         Residential development or redevelopment on sites 8 acres or more, or

·         Residential development or redevelopment on sites 5 acres or more with a density of more than 2 units per acre, or

·         Commercial and industrial development or redevelopment on sites of one acre or more, or

·         Road projects that result in a net increase in impervious surface area of one acre or more.

Ų    A plan review by the Commission is required for projects that transcend the boundaries of an adjoining community and will affect the communities’ approved stormwater management plan.

Ų    Changes in the local communities’ water quantity policies require review and approval of the Commission

Ų    Plans must be submitted to the local permitting authority for any proposed alteration of waterways, culvert or bridge installations or replacements in waterways.   Plans must show the location of installation, diameter, length and type of culverts, proposed invert elevations, bridge details, etc. along with pertinent hydrologic computations.

Ų    A plan review by the local permitting authority is required for the following projects:

·         Residential development or redevelopment on sites 8 acres or more, or

·         Residential development or redevelopment on sites 5 acres or more with a density of more than 2 units per acre, or

·         Commercial and industrial development or redevelopment on sites of one acre or more, or

·         Road projects that result in a net increase in impervious surface area of one acre or more.

Ų    The Commission shall defer all public ditch authority to Hennepin County.

Ų    The Commission or designated Local Government Unit (LGU) requires the developers to complete a wetland delineation by a trained wetland professional to identify the location and extent of any wetlands present within the development site.

Ų    The Commission shall review wetland delineations as part of the development plan review for all new developments and redevelopments for those communities where the Commission is the LGU.

Ų    The local permitting authority shall review plans for conformance with Best Management Practices for the following developments:

Ÿ     Residential development or redevelopment greater than 1 acre in size, or

Ÿ     Commercial/industrial development or redevelopment, or

Ÿ     Any road, street, or highway project that results in a net increase in impervious surface.

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