Subd. 1. The location and boundaries of the districts established by this ordinance are set forth on the official zoning map which is hereby incorporated as part of this ordinance and which is on file with the clerk/treasurer.

Subd. 2. District boundary lines recorded on the city zoning map are intended to follow lot lines, the centerlines of streets or alleys, the centerline of streets or alleys projected, the center of watercourses or the corporate limit lines as they exist on the effective date of this ordinance.

Subd. 3. It shall be the responsibility of the zoning administrator to maintain and amend said zoning map. The zoning administrator shall make, or cause to have made, any corrections or amendments to said map after all of the procedures outlined in this ordinance for the making of such revisions or amendments shall have been followed by the planning commission and the council.

Subd. 4. Amendments to the zoning map shall be recorded on said map within 15 days after adoption by the council. The copy of the official zoning map shall be kept on file in the clerk/treasurer's office and shall be open to public inspection at all times during when the office is customarily open.

Subd. 5. In the event that the official zoning map becomes damaged, destroyed, lost or difficult to interpret because of the nature or number of changes and additions, the council may, by ordinance, adopt a new official zoning map. The new official zoning map may correct drafting or other errors or omissions in the principal zoning map, but no such corrections shall have the effect of amending this ordinance or any subsequent amendment thereof. The new official zoning map shall be identified by the signature of the mayor, attested by the clerk/treasurer, and under the following words: "This is to certify that this official zoning map supersedes and replaces the official zoning map."