The lead levels have still not been completely rectified in University Park. Roughly 1,500 residents of the village are unable to use their tap water to bathe, cook or drink.
RELATED: University Park residents' frustration grows over high lead levels in water
The decision to suspend the workers, who are all in management, comes as the Illinois Environmental Protection Agency has issued several violations against the company.
Aqua Illinois released a statement Friday, saying in part that, "We don't believe the issues associated with these notices of violations contributed to or worsened the lead contamination in University Park."
RELATED: Elevated lead levels in water first detected in August 2018, Aqua Illinois president says
The company said, "We want our customers to know that we take these actions very seriously and are actively working with the IEPA on a resolution."
RELATED: University Park residents express anger, fear over lead-contaminated water