1. Quarterly Environmental Compliance Report
Presented to the Environment Committee
October 14, 2008
Rebecca Flood
Manager, Environmental Compliance

2. WWTP Effluent Performance
Mass discharge quarterly totals: Jul – Sep 2008
Pollutant
Limitation (lbs./qtr)
Reported (lbs./qtr)
% of allowable
CBOD
2,000,207
392,373 20
TSS
5,151,112
425,850 8
Phosphorus
161,520
41,992 26
Ammonia
770,160
80,934 11
Mercury
1.26
.29 34

3. NPDES Permit Compliance – Discharge Exceedances  
Plant
Number of permit exceedances per Calendar Quarter
Jan-Mar 08
Apr - Jun 08
Jul-Sep 08
Oct-Dec 08
Blue Lake
Eagles Point
Empire
Hastings
Metro
Rosemount
St. Croix Valley
Seneca
September 2008 marks 20 months of continuous compliance with discharge limitations of MCES facilities

4. Metro Air Emissions Compliance
Mercury emissions control system continues to work very well at the Metro Plant.
Current values should result in an annual total of about 1.5 pounds in 2008 compared to 142 pounds in 2004 with the previous incinerators and air pollution control systems
Federal limitation for the facility is more than 2500 pounds per year.