PotashCorp has "successfully completed" the ammonia expansion at Lima, OH.
They "brought production back online" in October, after a 7-week turnaround that started in August, according to their Q3 2015 earnings call last week.
PotashCorp's accompanying Q3 2015 presentation described the Lima project as ...
UPDATED: 02/01/2018 — see Change Log
OWNER: Nutrien
PROJECT: Nitrogen fertilizer plant, expansion
SUMMARY STATUS: Operational
Announced in 2013, PotashCorp's latest ammonia expansion came online in October 2015 after a 7-week turnaround. The urea expansion came online in 2014. The Lima site has been producing ammonia since 1955. In January 2018, Nutrien was formed through a "merger of equals" between Agrium and PotashCorp that was originally announced in September 2016.