Heat Pump Water Heater in Chattanooga — $135/yr to Run (12.3¢/kWh)
Your heat pump water heater in Chattanooga costs about $11/month at 12.3¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Chattanooga, TN Electricity Rate
12.3¢/kWh
Utility: Nashville Electric Service
-5% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$0.37
3.0 kWh/day
Monthly Cost
$11.24
91 kWh/mo
Annual Cost
$135
1,095 kWh/yr
Lifetime (15yr)
$2,024
energy only
Monthly Cost Breakdown in Chattanooga
| Period | kWh | Chattanooga Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 3.0 | $0.37 | $0.39 | $-0.02 |
| Weekly | 21.0 | $2.59 | $2.73 | $-0.14 |
| Monthly | 91.3 | $11.24 | $11.86 | $-0.62 |
| Quarterly | 273.8 | $33.73 | $35.59 | $-1.86 |
| Annual | 1095.0 | $134.90 | $142.35 | $-7.45 |
Customize Your Heat Pump Water Heater Cost
Adjust usage hours and electricity rate to calculate your exact cost in Chattanooga.
Daily
$0.37
Monthly
$11.24
Annual
$135
15-Year
$2,024
Energy Saving Tips for Heat Pump Water Heater in Chattanooga
- ✓Chattanooga has below-average electricity rates, but saving energy still reduces your carbon footprint.
- ✓An ENERGY STAR Heat Pump Water Heater in Chattanooga saves ~$40/year compared to standard models.
- ✓A smart Heat Pump Water Heater with scheduling optimization can save ~$27/year at Chattanooga rates.
- ✓Keep in a warm area like a garage
- ✓Dont block airflow around unit
- ✓Use heat pump only mode for max savings
ENERGY STAR Savings: Upgrading to an ENERGY STAR Heat Pump Water Heater in Chattanooga saves approximately $40/year at local rates — $607 over the appliance lifetime.
Highest-Cost Appliances in Chattanooga, TN
See which appliances cost the most to run at Chattanooga's 12.3¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,597/yr
$133.06/mo
Electric Furnace
HVAC · 10,000W
$1,109/yr
$92.40/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$809/yr
$67.45/mo
EV Charger (Level 2)
Garage · 7,200W
$798/yr
$66.53/mo
Boiler (Electric)
HVAC · 6,000W
$665/yr
$55.44/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$607/yr
$50.59/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$607/yr
$50.59/mo
Heat Pump
HVAC · 2,400W
$473/yr
$39.42/mo
Heat Pump Water Heater Cost in Other Tennessee Cities
| City | Rate | Annual Cost | vs Chattanooga |
|---|---|---|---|
| Chattanooga (current) | 12.3¢ | $135 | — |
| Nashville | 12.0¢ | $131 | $-4 |
| Memphis | 13.1¢ | $143 | +$9 |
| Knoxville | 12.0¢ | $131 | $-4 |
| Clarksville | 11.3¢ | $124 | $-11 |
| Murfreesboro | 12.7¢ | $139 | +$4 |
| Franklin | 12.5¢ | $137 | +$2 |
| Johnson City | 11.9¢ | $130 | $-5 |
| Jackson | 9.4¢ | $103 | $-31 |
Heat Pump Water Heater Energy Cost FAQ — Chattanooga, TN
Understanding Heat Pump Water Heater Energy Costs in Chattanooga, TN
Chattanooga is a mid-sized Tennessee city where residential electricity rates from Nashville Electric Service are shaped by regional energy supply and local demand patterns. Running a low-draw appliance like the Heat Pump Water Heater (500W) at Chattanooga's rate of 12.3¢/kWh costs approximately $135 per year — $7 less than the national average of $142.
Rates in Chattanooga are close to the national average, so the Heat Pump Water Heater's annual cost of $135 is broadly representative of what most US households pay. Over the 15-year expected lifespan, total energy cost reaches $2,024.
Chattanooga's cost of living index of 91 is below the national average, and electricity costs reflect that affordability. The Heat Pump Water Heater adds $11.24/month to a typical bill of $132. Upgrading to an ENERGY STAR Heat Pump Water Heater can cut energy use by up to 30%, saving approximately $40 per year at Chattanooga rates.
Chattanooga's moderate climate (avg 68.5°F) helps keep seasonal energy cost swings manageable for most appliances. A Heat Pump Water Heater produces approximately 0.78 tons of CO2 annually at typical usage. Chattanooga residents can reduce this footprint by choosing an ENERGY STAR certified unit, optimizing usage patterns, or investing in solar — see our solar savings calculator for Chattanooga.
Compare All Energy Costs in Chattanooga
See energy costs for 168+ household appliances at Chattanooga's local electricity rate.