Earth movements such as construction, altering or enlargement of waterways, removal of stream or lake bed materials, channel clearing, dredging, lagooning, grading, topsoil removal, filling, road cutting and ditching require a permit in accordance with Section 12.09.090 of this Ordinance in addition to the permit required from the state agency accordance with the provisions of s. NR 115.04, the requirements of ch. 30, Stats., and other state and federal laws where applicable, and only if done in a manner designed to minimize erosion, sedimentation and impairment of fish and wildlife habitat and natural scenic beauty.

No permit to alter or relocate a watercourse in a mapped floodplain shall be issued until the local official has notified in writing all adjacent municipalities, the DNR and FEMA regional offices, and required the applicant to secure all necessary state and federal permits. The standards 12.60.040(a) must be met and the flood carrying capacity of any altered or relocated watercourse shall be maintained.

As soon as is practicable, but not later than six months after the date of the watercourse alteration or relocation and pursuant to 12.60.040, the community shall apply for a Letter of Map Revision (LOMR) from FEMA. Any such alterations must be reviewed and approved by FEMA and the DNR through the LOMC process [Code § 12.18-3.]