NR 345.04(2)(f)3.3. For each riparian property, the amount of bottom material removed from a waterbody may not exceed 10 cubic yards in a calendar year. NR 345.04 NoteNote: When the state is the riparian property owner, the requirements of ch. NR 45 shall be met. NR 345.04(2)(g)(g) Standards for maintenance dredging of previously dredged areas. Maintenance dredging of material from an area from which material has previously been removed is eligible for a general permit subject to all of the following limitations: NR 345.04(2)(g)1.1. Unless the department previously authorized the project under s. 30.20, Stats., the dredging may not be located in an area of special natural resource interest, or where there are public rights features as described in s. NR 1.06. NR 345.04(2)(g)3.3. Dredging may not exceed the volume or extend beyond the dimensions of the previous dredge project. NR 345.04(2)(g)4.4. The applicant has provided information that the area meets the requirements of “previously dredged area” as follows: NR 345.04(2)(g)4.a.a. The applicant can demonstrate that previous removal of material was authorized by the department; or NR 345.04(2)(g)4.b.b. The applicant can demonstrate historical information documenting the previous removal of material including the date of removal, the volume of material removed and location of the material disposal. NR 345.04(2)(g)5.5. Unless the dredging project is for the removal of material associated with maintenance of a harbor or marina located on Lake Michigan or Superior, the material removed may not exceed 50,000 cubic yards. NR 345.04(2)(h)(h) Standards for jetting to harvest aquatic plants, tubers or seeds. Jetting of the bottom sediments during the harvesting of aquatic plants is eligible for a general permit which will meet the substantive requirements of ch. NR 109, subject to all of the following limitations: NR 345.04(2)(h)1.1. The project shall be in a location where the bed of the waterway is privately-owned or a location where the bed of the waterway is publicly-owned if the department determines that the project is consistent with the aquatic plant management activities authorized under ch. NR 109. NR 345.04 NoteNote: Under Wisconsin law, the bed of natural lakes is publicly-owned, and the bed of rivers and streams is owned by the adjacent riparian to the center of the river or stream. For impoundments or raised lakes, the bed is privately owned to the edge of the natural lakebed.
NR 345.04(2)(h)2.2. The applicant shall be licensed by the department of agriculture, trade and consumer protection as a nursery grower under s. 94.10, Stats. NR 345.04(2)(h)3.3. All dislodged aquatic plants and floating debris shall be removed from the waterbody at the end of each day. NR 345.04(2)(h)4.4. The equipment and motors used for jetting loose the aquatic plants shall conform to the following specifications: NR 345.04(2)(h)5.5. To provide for re-growth of aquatic plants, the area dredged may not exceed 50 feet by 15 feet and an area 5 feet in width shall be left undisturbed around all dredge sites regardless of its size. Multiple areas 50 feet by 15 feet may be dredged within a waterbody if consistent with subd. 6. NR 345.04(2)(h)6.6. The general permit authorizes up to 5 acres of jetting, but no more than 50% of the aquatic vegetation from the waterbody. NR 345.04(2)(h)7.7. Only one general permit shall be issued for each area of a waterbody on an annual basis. NR 345.04(2)(i)(i) Standards for dredging less than 25 cubic yards from a river or stream. Dredging less than 25 cubic yards is eligible for a general permit subject to all of the following limitations: NR 345.04(2)(i)1.1. The dredging may not be located on a lake or impoundment, in an area of special natural resource interest, or where there are public rights features as described in s. NR 1.06. NR 345.04(2)(i)2.2. The bottom material shall be dredged by mechanical operation of a bucket excavator or backhoe. NR 345.04(2)(i)3.3. The dredged material may not be temporarily stockpiled within 75 feet of the ordinary high water mark. NR 345.04(2)(i)4.4. The removal of bottom material shall be located in less than 3 feet of water and within 50 feet of the ordinary high water mark.