![Chicago River dyed green for St. Patrick's Day 2023](https://i0.wp.com/urbnexplorer.com/wp-content/uploads/2023/03/2023-03-11-chicago-st-patricks-01.jpg?fit=1440%2C1154&ssl=1)
The Secret Behind Dyeing the Chicago River Green
![Chicago River dyed green for St. Patrick's Day 2023](https://img.asmedia.epimg.net/resizer/V4bxeyfnQljKVOnaiWyRy_eQt64=/360x203/cloudfront-eu-central-1.images.arcpublishing.com/diarioas/ZRNSLNIG732O4B2B5EK5FCUUHQ.jpg)
Why does the city of Chicago dye its river green? How long does the color last? - AS USA
![Chicago River dyed green for St. Patrick's Day 2023](http://www.chicagostpatricksdayparade.org/uploads/4/1/7/6/41763259/editor/6118193_2.jpg)
CHICAGO PLUMBERS LOCAL 130 River Dyeing Details - THE 2023 CHICAGO ST. PATRICK'S DAY PARADE
![Chicago River dyed green for St. Patrick's Day 2023](https://cst.brightspotcdn.com/dims4/default/a25d03f/2147483647/strip/true/crop/5747x3831+0+0/resize/840x560!/quality/90/?url=https%3A%2F%2Fcdn.vox-cdn.com%2Fthumbor%2F-k4fyVhzj0sNUfDCmZJucemUBB0%3D%2F0x0%3A5747x3831%2F5747x3831%2Ffilters%3Afocal%282874x1916%3A2875x1917%29%2Fcdn.vox-cdn.com%2Fuploads%2Fchorus_asset%2Ffile%2F24497517%2FSTPATSPIX_031223_10.jpg)
Photos: Chicago River dyed green for St. Patrick's Day - Chicago Sun-Times
![Chicago River dyed green for St. Patrick's Day 2023](https://cloudfront-us-east-1.images.arcpublishing.com/tronc/LIHR2QAIXBFUZPCUHGKMGNOY2U.JPG)
Chicago St. Patrick's Day 2023: River dying and parade routes
![Chicago River dyed green for St. Patrick's Day 2023](https://www.usatoday.com/gcdn/presto/2021/03/16/USAT/e1fc37a9-0bc9-4175-b20d-0df3b832dc17-VPC_CHICAGO_RIVER_TURNS_GREEN_DESK_THUMB.jpg?crop=1911,1075,x0,y0&width=1911&height=1075&format=pjpg&auto=webp)
Chicago River dyed green in honor of their St. Patrick's Day tradition
![Chicago River dyed green for St. Patrick's Day 2023](https://i0.wp.com/bcc-newspack.s3.amazonaws.com/uploads/2023/03/2311-chicagoriver012.jpg?resize=780%2C521&ssl=1)
Chicago River Dyed Green For St. Patrick's Day 2023
![Chicago River dyed green for St. Patrick's Day 2023](https://cst.brightspotcdn.com/dims4/default/fe4939d/2147483647/strip/true/crop/5015x3343+0+0/resize/840x560!/quality/90/?url=https%3A%2F%2Fcdn.vox-cdn.com%2Fthumbor%2Ff4dEpTC_nyVdip4Hya1qGYoqFSw%3D%2F0x0%3A5015x3343%2F5015x3343%2Ffilters%3Afocal%282508x1672%3A2509x1673%29%2Fcdn.vox-cdn.com%2Fuploads%2Fchorus_asset%2Ffile%2F24497048%2FSTPATRICKSDAY_031223_3.jpg)
Photos: Chicago River dyed green for St. Patrick's Day - Chicago Sun-Times
![Chicago River dyed green for St. Patrick's Day 2023](https://parade.com/.image/t_share/MTk2NDM0MjA3NjM4MDM4MDAy/st-patricks-day-chicago-river.jpg)
Chicago River Turning Green for St. Patrick's Day - Parade
![Chicago River dyed green for St. Patrick's Day 2023](https://media.nbcchicago.com/2023/03/riverdye-1.png)
ICYMI: Watch the Chicago River Turn Green in Celebration of St. Patrick's Day – NBC Chicago
![Chicago River dyed green for St. Patrick's Day 2023](https://i2-prod.dailystar.co.uk/incoming/article29477784.ece/ALTERNATES/s1200c/1_us-Chicago-St-Patricks-Day-Celebration-11-Mar-2023.jpg)
Chicago dyes river green every St Patrick's Day - but it's all down to an 'accident' - Daily Star
![Chicago River dyed green for St. Patrick's Day 2023](https://wgntv.com/wp-content/uploads/sites/5/2023/03/gettyimages-141498456-594x594-1.jpg)
When do they dye the Chicago River Green? St Patrick's Day in Chicago
![Chicago River dyed green for St. Patrick's Day 2023](https://pbs.twimg.com/amplify_video_thumb/1633152694088085504/img/Eldd-h5d0jR3P4Sa.jpg:large)
NBC Chicago on X: An Insiders Guide to the 2023 Chicago River Dyeing and St. Patrick's Day in Chicago / X
![Chicago River dyed green for St. Patrick's Day 2023](https://whdh.com/wp-content/uploads/sites/3/2022/03/220317-chicago-river.jpg?quality=60&strip=color&w=1024)
Why Chicago dyes its river green for St. Patrick's Day - Boston News, Weather, Sports