CITY OF SANDY SPRINGS Utility Management Program Utility

CITY OF SANDY SPRINGS Utility Management Program

Utility Costs Utility FY 2013 Ø Electricity $1, 638, 039 Ø Ø Water & Sewer Ø Natural Ø Totals Gas $ 89, 148 $ 65, 129 $1, 783, 316 sandyspringsga. go v

Savings Over Last Two Years from Supply Arrangements Ø Water & Sewer = $358, 257. 88 Ø Electricity = Ø Total = Ø Potential Annual Gas Savings = $ 4, 283. 86 $362, 541. 74 $ 6, 000. 00+ sandyspringsga. go v

Electricity FY 2013 Ø Street Lights $1, 260, 000 Ø Facilities $ 378, 039 sandyspringsga. go v

Electricity Actions Ø Use LED lighting outdoors Ø Use T-8 fluorescents with electronic ballasts in office areas Ø Use T-5 fluorescents in high bay areas Ø Use motion sensors for light and AC control Ø Replace rather than repair older inefficient Air Conditioning units Ø Use heat recovery ventilation Ø Use high efficiency motors on lift station pumps Ø Upgrade exhaust hoods sandyspringsga. go v

Water & Sewer Actions Ø Monitor bills closely for anomalies Ø Quick response to leaks Ø Replace standard fixtures with low-use and auto shut-off designs Ø Control irrigation with timers sandyspringsga. go v

Natural Gas Actions Ø Change supply arrangements Ø Begin seasonal turn-offs Ø Use high efficient water heaters & space heaters sandyspringsga. go v

LED Street Lighting Plans Ø Compare operating costs with utility provided lighting Ø Compare installation costs of contractor vs. utility sandyspringsga. go v

Replacing Older Air Conditioning Equipment Example of when we should change a unit versus repair: A 5 ton unit with a 15 year life cycle which would require a cost of $3, 500 for a new compressor and/or a new heat exchanger for $2, 800. New high efficiency unit replacement is $7500 with a 10 year factory warranty and with a savings of $850 in electricity costs per year sandyspringsga. go v

Heat Recovery Unit with Air Conditioning – Court Room sandyspringsga. go v

Water Savings From Fixture Retrofits Standard to Low-Flow Ø Toilet: 1 ½ gallon savings x 5 per day x 365 days x 12ȼ/gallon = $328. 50/year Ø Lavatory: ¼ gallon savings x 5 per day x 365 days x 12ȼ/gallon = $54. 75/year Ø Urinal: ¼ gallon savings x 5 per day x 365 days x 12ȼ/gallon = $54. 75/year Ø Showerhead: 4 gallon savings x 2 per day x 365 days x 12ȼ/gallon = $350. 40/year sandyspringsga. go v