571—40.31 (462A) Speed restrictions on East Okoboji and West Okoboji Lakes in Dickinson County. No motorboat shall be operated at a speed which will create a wake within the three zoned areas designated by regulatory buoys on East Okoboji and West Okoboji Lakes in Dickinson County.
	 40.31(1) Zone 1. Zone 1 shall be a line from the east side of Givens Point to the south end of Arnolds Park City Beach on West Okoboji. Also, a line 150 yards east from the north end of the railroad trestle bridge at Clair Wilson State Park south to the shoreline of East Okoboji.
	 40.31(2) Zone 2. Zone 2 shall be the area which is 300 feet north of the area commonly known as the Narrows on East Okoboji and 200 feet south of the area commonly known as the Narrows on East Okoboji.
	 40.31(3) Zone 3. Zone 3 shall be the area 50 feet east of the bridge between East Okoboji and Upper Gar on the East Okoboji side running in a northwesterly direction toward the end of the island from Gingles Point then west toward the shoreline.
	 40.31(4) Areas may be specifically designated for swimming by the use of regulatory buoys.
	 40.31(5) The following areas are zoned 5 miles per hour on West Okoboji.
	  a.   	 Zone 1. Zone 1 shall be the area commonly known as Okoboji Harbor at the northwest corner of West Okoboji.
	  b.   	 Zone 2. Zone 2 shall be the area commonly known as the canals in the city of Wahpeton including Turtle Lake.
	  c.   	 Zone 3. Zone 3 shall be the area commonly known as Lazy Lagoon located in the Triboji Area on West Okoboji.
	  d.   	 Zone 4. Zone 4 shall be the area commonly known as Little Millers Bay. The zone shall start at Pinkies Point and extend southeasterly (160 degrees) approximately 370 yards until bisecting the southern shoreline of Little Millers Bay.
	  e.   	 Zone 5. Zone 5 shall be the area commonly known as Little Emmerson Bay. The zone shall start at Breezy Point and extend southwesterly (235 degrees) approximately 330 yards until bisecting the west shoreline of Little Emmerson Bay.