Description: Stabilizing Nutrient Recovery
The F. Wayne Hill Water Resources Center (FWHWRC) is largest and most advanced wastewater treatment facility in Gwinnett County, Georgia. The facility has a capacity of 227 million L/d (60 mgd) on a maximum month basis. The facility uses EBPR and chemical polishing to meet a stringent effluent discharge limit for total phosphorus (TP) of 0.08 mg/L. Nutrients — mainly phosphorous, ammonia,...
PublisherWater Environment Federation
Word count360
Description: Stabilizing Nutrient Recovery
The facility began a combination of efforts to resolve issues associated with upsets in EBPR performance. First, they performed historical data analyses to identify potential root causes of instability. Data from January 2015 to May 2018 was analyzed to assess instability in EBPR and identify factors that may affect EBPR stability. Second, they used process modeling to identify and screen...
PublisherWater Environment Federation
Word count244
Description: Stabilizing Nutrient Recovery
Based on data analyses, modeling, and full-scale sampling, the project team was able to glean several insights into what was happening during this period of diminished performance.
PublisherWater Environment Federation
Word count767
Description: Stabilizing Nutrient Recovery
Gwinnett County staff have implemented new protocols for operation of the nutrient recovery process (in conjunction with Ostara®) to mitigate fluctuations in nutrient recovery performance.
PublisherWater Environment Federation
Word count386