| September 12, 2006 (rain) Water temperature: 25.9°C  | 
      December 12, 2006 (rain) Water temperature: 15.0°C  | 
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| Aeration tank inflow (before introduction)  | 
      Discharge (after introduction)  | 
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| BOD | 1,400mg/ℓ | 2.9mg/ℓ | ||
| SS | 900mg/ℓ | 6.8mg/ℓ | ||
| Normal hexan | 52mg/ℓ | 2.1mg/ℓ | ||