Design Flows & Loadings
|Average Design Flow: 2.2 million gallons per day|
Maximum Design Flow: 5.5 million gallons per day
|BOD Loading: 5142 lbs. per day|
|Suspended Solids Loading: 4972 lbs. per day|
|Population Equivalent: 30,000|
The City of Olney WWTP (Wastewater Treatment Plant) consists of a preliminary, primary, secondary (activated sludge with single stage nitrification), and tertiary (sand filters) filtration system.
The percent efficiency of nutrient removal is consistently in the 98 to 99.5 percent range. The treatment plant discharges to an unnamed ditch to Fox River.
Tony Steber, Sewer Plant Supervisor
Olney Sewer Plant
1001 S. Oak Street
Olney, IL 62450
Ph. (618) 392-8331
Monday - Sunday
7:00 a.m. - 3:00 p.m.