a constructed wetlands to enhance final treatment of waste water from a poultry processing plant
DESCRIPTION
A Constructed Wetlands to Enhance Final Treatment of Waste Water from a Poultry Processing Plant. J. B. Hess 1 , J.P. Blake 1 , K.S. Macklin 1 , T. Smith 2 , D. Toddes 2 and T. Esslinger 2 , 1 Poultry Science Dept. Auburn University, AL and 2 Keystone Foods, Eufaula, AL. Poultry Processing. - PowerPoint PPT PresentationTRANSCRIPT
A Constructed Wetlands A Constructed Wetlands to Enhance Final to Enhance Final
Treatment of Waste Treatment of Waste Water from a Poultry Water from a Poultry
Processing PlantProcessing Plant
J. B. HessJ. B. Hess11, J.P. Blake, J.P. Blake11, K.S. Macklin, K.S. Macklin11, T. , T. SmithSmith22, D. Toddes, D. Toddes22 and T. Esslinger and T. Esslinger22, ,
11Poultry Science Dept. Auburn University, Poultry Science Dept. Auburn University, AL and AL and 22Keystone Foods, Eufaula, ALKeystone Foods, Eufaula, AL
Poultry ProcessingPoultry Processing
Alabama – 1 Billion Birds/Year, Alabama – 1 Billion Birds/Year, 125 Million at any given time125 Million at any given time
Alabama – 26 Processing PlantsAlabama – 26 Processing Plants Processing – UsesProcessing – Uses
Lots of WaterLots of Water Sources – Municipal,Sources – Municipal,
WellWell
Poultry Processing Poultry Processing
Environmental IssuesEnvironmental Issues Water UsageWater Usage
– 4-9 Gallons/Bird4-9 Gallons/Bird
Waste DisposalWaste Disposal– Solids – OffalSolids – Offal– DAF SkimmingsDAF Skimmings– Liquids, BiosolidsLiquids, Biosolids
Keystone Foods EufaulaKeystone Foods Eufaula
Broiler IntegrationBroiler Integration 980,000 Broilers/Week980,000 Broilers/Week Primary Processing – 200,000 Primary Processing – 200,000
broilers/Daybroilers/Day Further Processing – Breading Further Processing – Breading
and Cookingand Cooking
Processing WasteProcessing Waste
Offal – DewateredOffal – Dewatered Skimmings – DewateredSkimmings – Dewatered
–FloculantFloculant Processing WastewaterProcessing Wastewater
–BiosolidsBiosolids
PretreatmentPretreatment
Rotary DrumRotary Drum– – – Large SolidsLarge Solids
Dissolved Air FlotationDissolved Air Flotation– – – Solids, Fats and OilsSolids, Fats and Oils
Products Go to RenderingProducts Go to Rendering– American Proteins – Cuthbert, GAAmerican Proteins – Cuthbert, GA– Recycled – Animal Feed, Biodiesel Recycled – Animal Feed, Biodiesel
PretreatmentPretreatment
RenderingRendering
American ProteinsAmerican Proteins Offal Picked Up ContinuouslyOffal Picked Up Continuously Pressure CookedPressure Cooked Animal Protein MealsAnimal Protein Meals Fats – Biodiesel,Fats – Biodiesel,
Animal FeedAnimal Feed
Modified Sequence Batch Modified Sequence Batch ReactorReactor
AnoxicAnoxic OxygenatedOxygenated
Secondary TreatmentSecondary Treatment
ClarifiersClarifiers Holding PondHolding Pond
BiosolidsBiosolids
From ClarifiersFrom Clarifiers Beneficial use PermitBeneficial use Permit Contract with FarmerContract with Farmer Spread on Hay FieldsSpread on Hay Fields
Constructed WetlandsConstructed Wetlands
Free Water Surface WetlandsFree Water Surface Wetlands 16 Cells – 3.2 Acres16 Cells – 3.2 Acres 55 Acre Site55 Acre Site 90% of90% of
WastewaterWastewater
Constructed Wetland Constructed Wetland CellsCells
11 Days Transit Time11 Days Transit Time First Six Cells – CattailsFirst Six Cells – Cattails
– Three Feeder LinesThree Feeder Lines Second Six Cells – CattailsSecond Six Cells – Cattails
– Three Feeder LinesThree Feeder Lines Four Cells – Four Cells – Wild RiceWild Rice,,
BulrushBulrush,, Cattails Cattails
and Giant Reedand Giant Reed
Plantings UsedPlantings Used
CattailsCattails Typha latifoliaTypha latifolia
Plantings UsedPlantings Used
BulrushBulrush ScirpusScirpus
Plantings UsedPlantings Used
Giant ReedGiant Reed Phragmites Phragmites
Plantings UsedPlantings Used
Wild RiceWild Rice Zizania aquaticaZizania aquatica
Plantings UsedPlantings Used
Water HyacinthsWater Hyacinths EichhorniaEichhornia Algae ControlAlgae Control Additional Nutrient RemovalAdditional Nutrient Removal Temporary - RemovedTemporary - Removed
Final Cleaning StepsFinal Cleaning Steps
Microscreens – RemoveMicroscreens – Remove
Plant MaterialPlant Material Rapid Infiltration BedsRapid Infiltration Beds Sand Infiltration BedSand Infiltration Bed
Additional OptionAdditional Option
Spray FieldsSpray Fields Adjacent to the Processing PlantAdjacent to the Processing Plant 221 Acres221 Acres Hay HarvestedHay Harvested Winter CropWinter Crop 10% of Total10% of Total
Nutrient ResultsNutrient Results
Targets Pretreatment Effluent
Biological MSBR Effluent
Wetlands Effluent
BOD 30 800 8 3.6
TSS 50 400 4 3.7
NH3 Summer
2.6 30 1.4 0.4
NH3 Winter
4.6 30 1.2
ConclusionsConclusions
Mechanical Waste Handling Mechanical Waste Handling Accomplishes Substantial Nutrient Accomplishes Substantial Nutrient RemovalRemoval
Constructed Wetlands Provides Constructed Wetlands Provides Final PolishingFinal Polishing
Constructed Wetlands Provides Constructed Wetlands Provides Additional Cleansing PotentialAdditional Cleansing Potential
A Constructed Wetlands A Constructed Wetlands to Enhance Final to Enhance Final
Treatment of Waste Treatment of Waste Water from a Poultry Water from a Poultry
Processing PlantProcessing Plant
J. B. HessJ. B. Hess11, J.P. Blake, J.P. Blake11, K.S. Macklin, K.S. Macklin11, T. , T. SmithSmith22, D. Toddes, D. Toddes22 and T. Esslinger and T. Esslinger22, ,
11Poultry Science Dept. Auburn University, Poultry Science Dept. Auburn University, AL and AL and 22Keystone Foods, Eufaula, ALKeystone Foods, Eufaula, AL