2024 33 CFR 165.904 – Lake Michigan at Chicago Harbor & Burnham Park Harbor–Safety and Security Zone

2023 33 CFR 165.904 – Lake Michigan at Chicago Harbor & Burnham Park Harbor – Safety and Security Zone

2022 33 CFR 165.904 – Lake Michigan at Chicago Harbor & Burnham Park Harbor – Safety and Security Zone

2021 33 CFR 165.904 – Lake Michigan at Chicago Harbor & Burnham Park Harbor – Safety and Security Zone

2020 33 CFR 165.904 – Lake Michigan at Chicago Harbor & Burnham Park Harbor–Safety and Security Zone

2019 33 CFR 165.904 – Lake Michigan at Chicago Harbor & Burnham Park Harbor–Safety and Security Zone

2016 33 CFR 165.904 – Lake Michigan at Chicago Harbor & Burnham Park Harbor–Safety and Security Zone

2015 33 CFR 165.904 – Lake Michigan at Chicago Harbor & Burnham Park Harbor–Safety and Security Zone

2014 33 CFR 165.904 – USX Superfund Site Safety Zones: St. Louis River

2010 33 CFR 165.904 – Lake Michigan at Chicago Harbor & Burnham Park Harbor–Safety and Security Zone

2009 33 CFR 165.904 – Lake Michigan at Chicago Harbor & Burnham Park Harbor–Safety and Security Zone