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  2. Saint Patrick's Day in the United States - Wikipedia

    en.wikipedia.org/wiki/Saint_Patrick's_Day_in_the...

    Chicago dyes its river green and has done so since 1962 when sewer workers used green dye to check for sewer discharges and had the idea to turn the river green for Saint Patrick's Day. Originally 100 pounds of vegetable dye was used to turn the river green for a whole week but now only forty pounds of dye is used and the color only lasts for ...

  3. Chicago River - Wikipedia

    en.wikipedia.org/wiki/Chicago_River

    As part of a more than fifty-year-old Chicago tradition, the Chicago River is dyed green in observance of St. Patrick's Day. [79] The actual event occurs on the Saturday on or before March 17. The tradition of dyeing the river green arose by accident in 1961 when plumbers used fluorescein dye to trace sources of illegal pollution discharges. [80]

  4. Chicago Sanitary and Ship Canal - Wikipedia

    en.wikipedia.org/wiki/Chicago_Sanitary_and_Ship...

    The new Chicago Sanitary and Ship Canal, linking the south branch of the Chicago River to the Des Plaines River at Lockport, and in advance of an application by the Missouri Attorney General for an injunction against the opening, opened on January 2, 1900. However, it was not until January 17 that the complete flow of the water was released.

  5. Chicago River dyed green for St. Patrick's Day - AOL

    www.aol.com/news/chicago-river-dyed-green-st...

    In an annual tradition dating back to the 1960's, the Chicago River was dyed a bright green on Saturday to kick off St. Patrick's Day celebrations across the city. Rough Cut (no reporter narration).

  6. Chicago River dyed green for St. Patrick's Day - AOL

    www.aol.com/article/2015/03/14/chicago-river...

    CHICAGO - The Chicago River turning green kicked off Chicago's St. Patrick's day festivities this morning. Thousands looked on and then stuck around for the annual downtown parade that made its ...

  7. Wikipedia : Featured picture candidates/Chicago River dyed green

    en.wikipedia.org/.../Chicago_River_dyed_green

    Chicago River dyed green Chicago River dyed green for St. Patrick's Day.. This image was taken during St. Patrick's Day of this year. I found it quite unusual to see that the Chicago River had been dyed green but at the same time it gave me the sense of amazement; how this river could be transformed from its natural colour to a dark green.

  8. Wikipedia : Featured picture candidates/Chicago River dyed ...

    en.wikipedia.org/wiki/Wikipedia:Featured_picture...

    This is a photograph of the Chicago River dyed green for the St. Patrick's Day celebration. ... This page was last edited on 10 February 2023, at 00:33 (UTC).

  9. File:Chicago River dyed green, buildings more prominent.jpg

    en.wikipedia.org/wiki/File:Chicago_River_dyed...

    English: This is a photograph of the Chicago River dyed green for the St. Patrick's Day celebration. On the left is Wacker Drive, where it changes from three to two levels. Crossing the river is Michigan Avenue's double-decker bridge. This picture was taken from the Columbus Drive bridge. The view faces west.