mgd. ** Total withdrawals do not include an additional demand associated with Carroll Water Treatment Plant start up and testing activities. For calendar year 2003, 2,710 MG (annual average 7.4 mgd); calendar year 2004, 1,326 MG (annual average 3.6 mgd); calendar year 2005, 12,264 MG (annual average 33.6 mgd). Rates Final FY08 Water and Sewer Assessments Annual Water and Sewer Retail Rate Survey "The MWRA Advisory Board... was established by the state Legislature to represent the 60 communities in the MWRA service area. Through annual comments and recommendations on the Authority’s proposed capital and current expense budgets and rates, the Advisory Board provides a ratepayer perspective on the MWRA’s plans and policies to improve the region’s water and sewer systems." "The water and sewer rates cited on the following pages for average annual household use are based on the industry standard of 120 hundred cubic feet (HCF), or approximately . Actual usage per household will vary. The principal goal of the survey is to track retail rate increases from year to year using a consistent standard." Combined Annual Water & Sewer Charges in MWRA Communities 1991 – 2007: $443 $523 $559 $570 $593 $626 $648 $674 $699 $724 $751 $794 $842 $889 $946 $1,006 $1,069 MWRA SYSTEMWIDE SUMMARY DATA 2007 Avg. combined water and sewer cost $1,068.54 Percent change from prior year 6.2% WATER BILLING FREQUENCY Semi-Annual 16 Tri-Annual 2 Quarterly 38 Monthly 4 WATER RATE STRUCTURE Ascending Block with Base Charge 22 Ascending Block only 15 Flat Rate with Base Charge 7 Flat Rate only 15 Fixed Fee 1 Combined annual water and sewer charges in MWRA municipalities (Charges include MWRA, community and alternatively supplied services; Rates based on average annual household use of 120 hundred cubic feet (HCF), or approximately ) 2007 Water & Sewer Retail Rate Survey – MWRA Advisory Board MWRA debt "The biggest driver of MWRA's budget is debt service on the bonds that financed major capital improvement projects. Since its creation in 1985, MWRA has completed $6.8 billion worth of upgrades to its water and sewer systems. These projects have all but reversed the effects of neglect and underfunding of the previous decades. With the sewer treatment facilities on Deer Island complete, the clean-up of Boston Harbor has gained national acclaim as one of the greatest environmental success stories of our time. On the drinking water side, massive upgrades to water infrastructure, including a