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Case Study 3-Arizona Facility
Extended Aeration |
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Background Data: |
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Case Study: Wastewater Treatment |
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Location: Arizona Facility Type: .Extended Aeration |
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Designed Flow: 0.700MGD |
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Current Flow: 0.450 MGD |
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Challenge: |
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To determine if Natural Resource Protection and PX700TM could
accomplish the following: |
Decrease solids production
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Improve settling
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Improve the overall effluent quality
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Facility personnel were used to gather appropriate data.
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Treatment Procedures: |
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Product Used: PX700 TM |
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Treatment Period: 6 weeks |
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Amount of Product Used: First four weeks at 53 ounces per day
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Amount of Product Used: Two weeks at 66 ounces per day
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Injection Points: Splitter box prior to the two extended aeration
racetracks |
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Results: |
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Beginning |
End |
Reduction |
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Settling: |
978 |
780 |
20% |
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Effluent NTU: |
431 |
282 |
35% |
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MLSS: |
2975 |
1899 |
36% |
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RAS: |
444 |
237 |
47% |
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Clarifiers: The weirs on the clarifier are completely free of
algae and other accumulated solids that could cause
short-circuiting within the tank. |
