Recycling Treated Municipal Wastewater for Industrial Water Use

Recycling Treated Municipal Wastewater for Industrial Water Use Recycling Treated Municipal Wastewater for Industrial Water Use

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Frequency of Occurrence, % Percentile TM4: WWTP Effluent Quality Recycling Treated Municipal Wastewater for Industrial Water Use 100.0% 90.0% 80.0% 70.0% 60.0% 50.0% 40.0% 30.0% 20.0% 10.0% 0.0% 100.0% 90.0% 80.0% 70.0% 60.0% 50.0% 40.0% 30.0% 20.0% 10.0% 0.0% 0.0 5.0 10.0 15.0 20.0 25.0 30.0 35.0 40.0 45.0 Annual Average Concentration, mg/L Figure 1. Effluent CBOD5 of Municipal WWTPs in Minnesota 0.0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 Annual Average Concentration, mg/L Figure 2. Effluent CBOD5 of Municipal WWTPs Greater than 1 mgd in Minnesota 4 Craddock Consulting Engineers In Association with CDM & James Crook TM4-WWTP Eff Quality_0707.doc

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0 50 100 Miles<br />

¯<br />

CBOD5 =5 mgd<br />

! WWTP 1-5 mgd<br />

!<br />

County<br />

WWTP 0-1 mgd<br />

!<br />

CBOD5 5-10 mg/L<br />

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Figure 3. Effluent CBOD5 of <strong>Municipal</strong> WWTPs in Minnesota<br />

CBOD5_2005 Annual Average<br />

CBOD5 10-20 mg/L<br />

CBOD5 >20 mg/L<br />

!(<br />

!(<br />

Source: Discharge Monitoring Reports, MPCA, 2005.<br />

Not Measured/Data Unavailable<br />

!(

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