City Of Fairmont issued the following announcement on Jun. 07.
June 7 - June 21, 2022
Wastewater Treatment Facility
Storage Tank Cleanout
A contractor will be on site for the next two weeks cleaning out the storage tanks at the City of Fairmont Wastewater Treatment Facility. Due to disruption/removal of the sludge in the storage tanks, the area around the Wastewater Facility may have a distinct smell. This is normal during storage cleanout, however if you have any questions, please contact the Wastewater Treatment Facility at 507-235-6502.
#CityofFairmont
Original source can be found here.
Source: City Of Fairmont