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<br /> <br />Drinking-Water Systems Regulation O. Reg. 170/03 <br /> <br /> <br />Drinking Water Systems Regulations <br />(PIBS 4435e01) December 2011 <br />Page 2 of 7 <br /> <br /> <br /> <br />Indicate how you notified system users that your annual report is available, and is free of <br />charge. <br />[x] Public access/notice via the web <br />[ ] Public access/notice via Government Office <br />[ ] Public access/notice via a newspaper <br />[ ] Public access/notice via Public Request <br />[ ] Public access/notice via a Public Library <br />[ ] Public access/notice via other method _______________________________________ <br /> <br />Describe your Drinking-Water System <br />A surface water treatment plant, with a rated capacity of 18,184 cubic meters per day, <br />consisting of: <br />1. An intake crib 155 meters into the Detroit River and connected through a 900mm <br />pipe to the Low Lift Pumping Station. <br />2. A low lift pumping station equipped with wet well, three vertical turbine pumps, a <br />coarse bar screen, an automatic traveling screen and two 50mm chlorine solution <br />feed lines and a chlorine diffuser. <br />3. A solids-contact upflow clarifier with overflow chamber, chemical feed line, sludge <br />blow off line, sludge scraper and recirculation system. <br />4. Four rapid sand filters with dual media of anthracite and silica sand including a <br />backwash system. <br />5. A filter effluent clearwell with transfer conduit to the reservoir. <br />6. A 14900m3 underground storage reservoir. <br />7. A high lift pumping station equipped with three vertical turbine pumps, a fluoride <br />feed line/diffuser, a chlorine solution feed line/diffuser and a filter backwash pump. <br /> <br />List all water treatment chemicals used over this reporting period <br />1. Aluminum Sulphate <br />2. Powdered Activated carbon <br />3. Chlorine gas <br />4. Hydrofluosilicic acid <br />5. Polymer (Nalco 8103) <br />6. Polymer (Nalco 7763) <br />7. Polymer (Nalco 8181) <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />