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17.09.060 Preliminary Stormwater Management Plan Requirements.
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Preliminary stormwater management plans shall contain the following applicable items:

(a) A site plan map(s) in accordance with Section 17.09-5;

(b) Drafting date and contact information for the project engineer with all other mapping elements and scale consistent with the site plan map;

(c) Delineation of existing and proposed watersheds, subwatersheds and major flow paths within the site and draining into the site from adjacent properties;

(d) Preliminary grading plan sufficient to show the location, type and preliminary design of proposed stormwater BMPs needed to comply with this ordinance;

(e) Location and type of major stormwater conveyance systems proposed for the site;

(f) Existing and proposed stormwater discharge points;

(g) Location and preliminary dimensions of proposed drainage easements;

(h) Location of soil borings and soil profile evaluations with surface elevations and unique references to supplemental data sheets, as needed to determine feasibility of any proposed stormwater BMP and to comply with applicable BMP technical standards;

(i) Preliminary location of access lanes for maintenance of stormwater BMPs;

(j) Support documentation for the plan reviewer, including:

1. A preliminary plan narrative describing site drainage, ultimate receiving water body for off-site discharges, major site restrictions, and how the preliminary stormwater management plan will meet the requirements of this ordinance and other objectives identified by the project engineer;

2. Summary of watershed, subwatershed and land use data in acres and the preliminary results of any hydrology calculations;

3. Soil profile evaluation data in accordance with BMP technical standards;

4. Proposed ownership and maintenance responsibilities for all proposed stormwater BMPs.

Note: A Stormwater Management Plan Requirements Checklist shall accompany all preliminary stormwater management plan submittals. The checklist can be obtained on the Kenosha County website or by contacting P&D. [Code § 17.09-6.]