{"ugcs": [{"ugc": "LMZ250", "name": "5NM East of a line from Fairport MI to Rock Island Passage"}, {"ugc": "LMZ745", "name": "Burns Harbor to Michigan City IN"}, {"ugc": "LMZ743", "name": "Calumet Harbor IL to Gary IN"}, {"ugc": "LMZ744", "name": "Gary to Burns Harbor IN"}, {"ugc": "LMZ847", "name": "Grand Haven to Whitehall MI"}, {"ugc": "LMZ323", "name": "Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI"}, {"ugc": "LMZ221", "name": "Green Bay North of line from Cedar River MI to Rock Island Passage"}, {"ugc": "LMZ521", "name": "Green Bay south of line from  Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI"}, {"ugc": "LMZ522", "name": "Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI"}, {"ugc": "LMZ846", "name": "Holland to Grand Haven MI"}, {"ugc": "LMZ364", "name": "Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake"}, {"ugc": "LMZ872", "name": "Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake"}, {"ugc": "LMZ874", "name": "Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake"}, {"ugc": "LMZ673", "name": "Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake"}, {"ugc": "LMZ868", "name": "Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake"}, {"ugc": "LMZ366", "name": "Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake"}, {"ugc": "LMZ671", "name": "Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake"}, {"ugc": "LMZ563", "name": "Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake"}, {"ugc": "LMZ261", "name": "Lake Michigan from Seul Choix Point to Rock Island Passage 5NM offshore to Mid Lake"}, {"ugc": "LMZ669", "name": "Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake"}, {"ugc": "LMZ876", "name": "Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake"}, {"ugc": "LMZ878", "name": "Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake"}, {"ugc": "LMZ565", "name": "Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake"}, {"ugc": "LMZ567", "name": "Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake"}, {"ugc": "LMZ870", "name": "Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake"}, {"ugc": "LMZ779", "name": "Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake"}, {"ugc": "LMZ675", "name": "Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake"}, {"ugc": "LMZ777", "name": "Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake"}, {"ugc": "LMZ080", "name": "Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake."}, {"ugc": "LMZ362", "name": "Lake Michigan South of a line from Seul Choix Point to the Mackinac Bridge and North of a line from Charlevoix MI to South Fox Island 5NM offshore"}, {"ugc": "LMZ346", "name": "Manistee to Point Betsie MI"}, {"ugc": "LMZ046", "name": "Michigan City IN to New Buffalo MI"}, {"ugc": "LMZ043", "name": "New Buffalo MI to St Joseph MI"}, {"ugc": "LMZ742", "name": "Northerly Island to Calumet Harbor IL"}, {"ugc": "LMZ645", "name": "North Point Light to Wind Point WI"}, {"ugc": "LMZ342", "name": "Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay"}, {"ugc": "LMZ849", "name": "Pentwater to Manistee MI"}, {"ugc": "LMZ345", "name": "Point Betsie to Sleeping Bear Point MI"}, {"ugc": "LMZ644", "name": "Port Washington to North Point Light WI"}, {"ugc": "LMZ541", "name": "Rock Island Passage to Sturgeon Bay WI"}, {"ugc": "LMZ341", "name": "Seul Choix Point to 5NM West of Mackinac Bridge"}, {"ugc": "LMZ248", "name": "Seul Choix Point to Point Detour MI"}, {"ugc": "LMZ643", "name": "Sheboygan to Port Washington WI"}, {"ugc": "LMZ344", "name": "Sleeping Bear Point to Grand Traverse Light MI"}, {"ugc": "LMZ845", "name": "South Haven to Holland MI"}, {"ugc": "LMZ844", "name": "St Joseph to South Haven MI"}, {"ugc": "LMZ542", "name": "Sturgeon Bay to Two Rivers WI"}, {"ugc": "LMZ543", "name": "Two Rivers to Sheboygan WI"}, {"ugc": "LMZ848", "name": "Whitehall to Pentwater MI"}, {"ugc": "LMZ741", "name": "Wilmette Harbor to Northerly Island IL"}, {"ugc": "LMZ646", "name": "Wind Point WI to Winthrop Harbor IL"}, {"ugc": "LMZ740", "name": "Winthrop Harbor to Wilmette Harbor IL"}], "generated_at": "2026-04-29T14:06:46Z"}