NR 345.04(2)(c)2. 2. To protect fish habitat during spawning seasons, the dredging may not occur during the following time periods:
NR 345.04(2)(c)2.a. a. For trout streams identified under s. NR 1.02 (7) and perennial tributaries to those trout streams, September 15 through May 15.
NR 345.04(2)(c)2.b. b. For all waters not identified in subd. 2. a. and located south of state highway 29, March 15 through May 15.
NR 345.04(2)(c)2.c. c. For all waters not identified in subd. 2. a. and located north of state highway 29, April 1 through June 1.
NR 345.04(2)(c)2.d. d. The applicant may request that the requirement in subd. 2. a., b. or c. be waived by the department on a case-by-case basis, by submitting a written statement signed by the local department fisheries biologist, documenting consultation about the proposed dredging project, and that the local department fisheries biologist has determined that the requirements of this paragraph are not necessary to protect fish spawning for the proposed project.
NR 345.04(2)(c)3. 3. Any dredged material removed from the waterbody may not be permanently placed in a wetland, or floodway or re-deposited below the ordinary high water mark of a navigable waterway, except as provided for as backfill in accordance with par. (d) 9.
NR 345.04(2)(c)4. 4. Dredged material may be temporarily placed for not more than 8 hours within a wetland or below the ordinary high water mark of a navigable waterway if the material is placed on matting with appropriate erosion control to prevent runoff. Any areas used for temporary placement shall be completely restored within 24 hours.
NR 345.04(2)(c)5. 5. The project shall be conducted in a manner that prevents dispersal of sediment away from the project site. Temporary control measures such as silt curtains shall be used as needed, and shall be installed prior to dredging and removed from the waterbody no more than 24 hours after dredging is complete. Any temporary control measures shall follow all state lighting requirements and may not obstruct navigation.
NR 345.04(2)(c)6. 6. Dredging shall be conducted to minimize the re-suspension of sediment to the maximum extent practicable in accordance with the following:
NR 345.04(2)(c)6.a. a. For trout streams identified under s. NR 1.02 (7) and perennial tributaries to those trout streams, the total suspended solid concentrations may not exceed 40 mg/L.
NR 345.04(2)(c)6.b. b. For all waters not identified in subd. 6. a., the total suspended solid concentrations may not exceed 80 mg/L.
NR 345.04(2)(c)7. 7. Erosion control measures shall meet or exceed the technical standards for erosion control approved by the department under subch. V of ch. NR 151. Any area where topsoil is exposed during construction shall be immediately seeded and mulched to stabilize disturbed areas and prevent soils from being eroded and washed into the waterway.
NR 345.04 Note Note: These standards can be found at the following website: http://dnr.wi.gov/topic/stormwater/standards/.
NR 345.04(2)(c)8. 8. Unless part of a permanent stormwater management system, all temporary erosion and sediment control practices shall be removed upon final site stabilization. Areas disturbed during removal shall be restored.
NR 345.04(2)(c)9. 9. To stop the spread of invasive species and viruses from one navigable waterway to another navigable waterway, all equipment or portions of equipment used for constructing, operating, or maintaining the project, including tracked vehicles, barges, boats, silt or turbidity curtains, hoses, sheet piles, and pumps, shall be decontaminated for invasive species and viruses before and after use or prior to use within another navigable waterway. Decontamination activities shall be performed by taking actions specified in subd. 9. a. to c. or h. Decontamination shall include either subd. 9. d., e., f., g., or h. for any equipment, or portions of equipment, that is used in non-frozen navigable waters when the air temperature is above 19 degrees Fahrenheit at the time the decontamination procedures take place.
NR 345.04(2)(c)9.a. a. Inspect all equipment used for constructing, operating, or maintaining the project and remove all plants and animals, and other mud, debris, etc.
NR 345.04(2)(c)9.b. b. Drain all water from equipment used in navigable waters.
NR 345.04 Note Note: This does not apply to water in closed engine cooling systems or water tanks, or containers of potable drinking water or other beverages meant for human consumption. If a tanker truck discharges water collected from navigable waters in upland areas, the tank does not require disinfection.
NR 345.04(2)(c)9.c. c. Dispose of plants and animals in the trash. An operator may not transfer plants or animals or water from one navigable waterway to another.
NR 345.04(2)(c)9.d. d. Wash equipment at a temperature of not less than 212 degrees Fahrenheit water (steam clean).
NR 345.04(2)(c)9.e. e. Wash equipment with soap and water or high pressure water of not less than 2000 pounds per square inch.
NR 345.04(2)(c)9.f. f. Allow equipment to dry thoroughly for not less than 5 days.
NR 345.04 Note Note: Additional drying techniques including drying through natural or mechanical means or changes in drying duration may be submitted to the department for review and approval.
NR 345.04(2)(c)9.g. g. Disinfect equipment with 200 parts per million (0.5 ounces per gallon) chlorine for not less than 10 minute contact time. Every effort should be made to keep the disinfection solution and rinse water out of surface waters.
NR 345.04 Note Note: Chlorine refers to either household bleach solution (5.25% chlorine) or granular chlorine (70% calcium hypochlorite).
NR 345.04(2)(c)9.h. h. Follow the most recent department approved disinfection protocols or department approved best management practices for infested waters. The department shall maintain on its website and make available at its offices a list of the most recent disinfection protocols or department approved best management practices for invasive species and viruses.
NR 345.04 Note Note: See the department's website at http://dnr.wi.gov under the topic “Waterway and Wetlands". Recommendations for additional disinfection or decontamination protocols or department approved best management practices may be submitted to the department for review and approval to be added to this list.
NR 345.04(2)(c)10. 10. If the project location is within the riparian zone, the applicant is the riparian owner or has permission of the riparian owner to dredge the bottom material.
NR 345.04 Note Note: Effective Aug. 1, 2012, s. 30.20(1t)(b), Stats., is repealed. As provided by s. 30.206(1r), Stats., the General Permit for Removal of Plant and Animal Nuisance Deposits authorized by s. 30.20(1t) (b), Stats., and s. NR 345.04(2)(b), (c), and (im) is invalid effective June 6, 2013. This permit is replaced with Statewide General Permit GP5-2013-WI (WDNR-GP5-2013), which is found on the department website http://dnr.wi.gov under the topic "Waterway." WDNR-GP5-2013-WI expires June 5, 2018, unless renewed, modified, or revoked on or before that date.
NR 345.04(2)(d) (d) Standards for installation of utility crossing. Dredging to install a utility crossing is eligible for a general permit subject to all of the following limitations:
NR 345.04(2)(d)1. 1. The location of the utility crossing shall be located to reduce environmental impacts by minimizing the disturbance of the following: adjacent wetland corridors, banks with steep slopes and fish and wildlife habitat within the waterway.
NR 345.04(2)(d)2. 2. The dredging may occur only to cross a navigable stream no more than 35 feet across.
NR 345.04(2)(d)3. 3. The general permit may authorize up to 10 waterway crossings that are part of a single project.
NR 345.04(2)(d)4. 4. The size of the open trench or plowed channel may not exceed 48 inches in width in perennial streams and 72 inches in intermittent streams where no flow is present during construction.
NR 345.04(2)(d)5. 5. The dredging shall conform to the dimensions and elevations shown on the application.
NR 345.04(2)(d)6. 6. All equipment used for the project shall be designed and properly sized to minimize to the extent practicable, the amount of sediment that is resuspended into the water.
NR 345.04(2)(d)7. 7. Any area within 75 feet of the ordinary high water mark, where topsoil is exposed during construction, shall be stabilized within 24 hours to prevent soil from being eroded and washed into the waterway.
NR 345.04(2)(d)8. 8. During construction and installation of the utility crossing, the entire volume of the stream flow shall be maintained downstream from the project site.
NR 345.04(2)(d)9. 9. During excavation of the trench, dredged material may be temporarily stockpiled in an upland area provided it is separated from the stream by an installed silt fence or a protective, vegetated buffer strip not less than 20 feet in width.
NR 345.04(2)(d)10. 10. The trench excavation, filling and installation of utility crossing the below the ordinary high mark shall be completed within an 8-hour period.
NR 345.04(2)(d)11. 11. In perennial streams, clean, washed gravel or crushed stone or clean river stone originally removed from the utility trench or plowed channel, shall be used as backfill material to replace the excavated material. In intermittent streams with no flow present, the originally removed material may be used as backfill material for the dredged trench if the disturbed site is immediately stabilized.
NR 345.04(2)(d)12. 12. When the dredging is complete, the streambed contours shall be the same as the pre-construction contours.
NR 345.04(2)(e) (e) Standards for maintenance dredging in established drainage districts. Dredging to maintain a district drain which is part of a drainage district established under ch. 88, Stats., is eligible for a general permit subject to the following limitations:
NR 345.04(2)(e)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.
NR 345.04(2)(e)2. 2. Unless the department previously authorized the project under s. 30.20, Stats., the dredging may not be located where there are public rights features as described in s. NR 1.06.
NR 345.04(2)(e)3. 3. Dredging shall comply with s. ATCP 48.32.
NR 345.04(2)(e)4. 4. Maintenance of the district ditch and any structures in the ditch shall comply with the established specifications and compliance plan under ss. ATCP 48.20 and 48.22.
NR 345.04(2)(e)5. 5. Dredging may not exceed the volume or extend beyond the dimensions of the previously dredged project.
NR 345.04(2)(f) (f) Standards for manual dredging.
NR 345.04(2)(f)1.1. A general permit, subject to all of the following limitations may authorize manual dredging activities that do not meet the exemption standards in s. NR 345.04 (1) (d).
NR 345.04(2)(f)2. 2. The dredging operation meets the definition of manual dredging in s. NR 345.03 (5).
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(2)(f)4. 4. The project may not be located where there are public rights features as described in s. NR 1.06.
NR 345.04 Note Note: 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 Note Note: 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)4.a. a. The pumps may not exceed 6 ½ horsepower.
NR 345.04(2)(h)4.b. b. The hoses may not exceed 3 inches inside diameter.
NR 345.04(2)(h)4.c. c. The intake strainer may not exceed 3/8 inch mesh.
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.
NR 345.04(2)(i)5. 5. The dredging may not result in water depth greater than 5 feet.
NR 345.04(2)(i)6. 6. For each riparian property, the amount of bottom material dredged from a waterbody may not exceed 25 cubic yards in a calendar year.
NR 345.04(2)(im) (im) Standards for removal of plant and animal nuisance deposits. All of the following are standards for removal of plant and animal nuisance deposits.
NR 345.04(2)(im)1. 1. The removal shall only be located in outlying waters.
NR 345.04(2)(im)2. 2. This general permit is for the one time removal of the plant and animal nuisance deposit. Only 3 general permits for plant and animal nuisance deposits may be issued for any area of a waterbody on an annual basis. For the general permit requirements listed under this paragraph, an area of a waterbody is the geographical location of the project as indicated on the general permit application form.
NR 345.04 Note Note: General permit application forms are available at department service centers and on the department website at http://dnr.wi.gov under the topic “Waterway and Wetland Permits".
NR 345.04(2)(im)3. 3. The project area to which this general permit applies shall be under the same ownership as the applicant.
NR 345.04(2)(im)4. 4. The removal may not be located where there are public rights features as described in s. NR 1.06 or in waters in ecologically significant coastal wetlands along Lakes Michigan and Superior as identified in the Coastal Wetlands of Wisconsin (DNR-CMP project).
NR 345.04 Note Note: The Coastal Wetlands of Wisconsin's Great Lakes can be found at the following website http://dnr.wi.gov/topic/nhi/projects.html under the topic “Coastal Wetlands".
NR 345.04(2)(im)5. 5. The removal shall only be located within the swash zone of the waterway.
NR 345.04(2)(im)6. 6. The removal is limited to the plant and animal nuisance deposit only. The removal of material other than plant and animal nuisance deposits should be limited to the extent practicable and may not exceed a de minimus amount.
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Published under s. 35.93, Stats. Updated on the first day of each month. Entire code is always current. The Register date on each page is the date the chapter was last published.