Effluent Limits (Monthly Average)


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CBOD5 25 mg/l
TSS 30 mg/l
Phosphorus 1.0 mg/l

 

 

 

 

The Effluent must contain no more than 1.0 mg/l of phosphorus when level of raw sewage is greater than 5.0 mg/l. Otherwise, a degree of reduction, as prescribed must be achieved based on monthly average of influent and effluent concentrations.

Phosphorus Level in Influent (mg/l) Required Removal (%)
greater than or equal to 4 80%
less than 4, greater than or equal to 3 75%
less than 3, greater than or equal to 2 70%
less than 2, greater than or equal to 1 65%
less than 1 60%

 

Ammonia  
    Summer 5.0 mg/l
    Winter 10.6 mg/l
   
E. coli 125 colonies/100ml
   
Total Residual Chlorine 0.02 mg/l
(Daily Maximum) 0.04 mg/l
   
pH  
Daily Minimum 6.0
Daily Maximum 9.0

 

Contact Info

 

Wastewater Treatment

1020 Lincolnway West

Mishawaka, IN  46544

Phone (574) 258-1655

Fax (574) 255-3557

 

Manager

Karl Kopec

 

Assistant Manager

Tim Brill