Watch the full 2024 Chicago River dye start to finish NBC Chicago [Video]

In one of the most iconic annual traditions of Chicago, the Chicago River has once again been dyed a rich emerald green in celebration of St. Patrick’s Day.

The Chicago Plumbers Union, Chicago Journeymen Plumbers Local 130, has been dyeing the Chicago River green in honor of the city’s St. Patrick’s Day celebrations for decades, with 2024 marking the 69th year they’ve turned the river green.

The tradition, adhered to for decades, coincides with the city’s annual St. Patrick’s Day parade.

Below is a look at the full 2024 Chicago River dye from start to finish, showing a remarkable transition into a sight that’s recognizable across the world, along with some more information about the tradition.

Relive one Chicago’s most iconic traditions, as the Chicago River undergoes a vibrant transformation, being dyed emerald green in honor of St. Patrick’s Day festivities.

The tradition, adhered to for decades, will coincide with the city’s annual St. Patrick’s Day parade.

The …