The Cherokee County Water and Sewerage Authority is making a few system improvements this year despite a trim budget. The authority's board approved its fiscal year 2011 budget this week. The budget, which starts this month, calls for $42.4 million in expenditures, down from $43.2 million last year. Revenues are estimated at $43.3 million, down from $43.4 million. The same amount as last year - $5 million - will be kept in reserves. The budget was based on the current service rates, with no new increases expected in the next year. The a...