A few people are googling this, so it’s a question worth addressing…

The green river isn’t a glitch – your river really did turn green following the recent update. And it’s not another “nu-cular” problem – it’s just to celebrate St. Patrick’s Day.

For those not familiar with St. Patrick’s Day, green is the color associated with the day. That’s why, until at least March 17, Springfield’s rivers are running green.

For those in countries that don’t celebrate the day, you can read all about St. Patrick, one of the patron saints of Ireland, and why he has a day here.