Fish Tank / Aquarium (50 gallon) in Knoxville — $79/yr to Run (12.0¢/kWh)
Your fish tank / aquarium (50 gallon) in Knoxville costs about $7/month at 12.0¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Knoxville, TN Electricity Rate
12.0¢/kWh
Utility: Nashville Electric Service
-8% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$0.22
1.8 kWh/day
Monthly Cost
$6.57
55 kWh/mo
Annual Cost
$79
657 kWh/yr
Lifetime (15yr)
$1,183
energy only
Monthly Cost Breakdown in Knoxville
| Period | kWh | Knoxville Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 1.8 | $0.22 | $0.23 | $-0.02 |
| Weekly | 12.6 | $1.51 | $1.64 | $-0.13 |
| Monthly | 54.7 | $6.57 | $7.12 | $-0.55 |
| Quarterly | 164.2 | $19.71 | $21.35 | $-1.64 |
| Annual | 657.0 | $78.84 | $85.41 | $-6.57 |
Customize Your Fish Tank / Aquarium (50 gallon) Cost
Adjust usage hours and electricity rate to calculate your exact cost in Knoxville.
Daily
$0.22
Monthly
$6.57
Annual
$79
15-Year
$1,183
Energy Saving Tips for Fish Tank / Aquarium (50 gallon) in Knoxville
- ✓Knoxville has below-average electricity rates, but saving energy still reduces your carbon footprint.
- ✓A smart Fish Tank / Aquarium (50 gallon) with scheduling optimization can save ~$20/year at Knoxville rates.
- ✓Use LED aquarium lights instead of fluorescent
- ✓Timer for lights reduces energy 50%
- ✓Insulate tank to reduce heater runtime
Highest-Cost Appliances in Knoxville, TN
See which appliances cost the most to run at Knoxville's 12.0¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,555/yr
$129.60/mo
Electric Furnace
HVAC · 10,000W
$1,080/yr
$90.00/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$788/yr
$65.70/mo
EV Charger (Level 2)
Garage · 7,200W
$778/yr
$64.80/mo
Boiler (Electric)
HVAC · 6,000W
$648/yr
$54.00/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$591/yr
$49.27/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$591/yr
$49.27/mo
Heat Pump
HVAC · 2,400W
$461/yr
$38.40/mo
Fish Tank / Aquarium (50 gallon) Cost in Other Tennessee Cities
| City | Rate | Annual Cost | vs Knoxville |
|---|---|---|---|
| Knoxville (current) | 12.0¢ | $79 | — |
| Nashville | 12.0¢ | $79 | $-0 |
| Memphis | 13.1¢ | $86 | +$7 |
| Chattanooga | 12.3¢ | $81 | +$2 |
| Clarksville | 11.3¢ | $75 | $-4 |
| Murfreesboro | 12.7¢ | $83 | +$5 |
| Franklin | 12.5¢ | $82 | +$3 |
| Johnson City | 11.9¢ | $78 | $-1 |
| Jackson | 9.4¢ | $62 | $-17 |
Fish Tank / Aquarium (50 gallon) Energy Cost FAQ — Knoxville, TN
Understanding Fish Tank / Aquarium (50 gallon) Energy Costs in Knoxville, TN
Knoxville 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 Fish Tank / Aquarium (50 gallon) (150W) at Knoxville's rate of 12.0¢/kWh costs approximately $79 per year — $7 less than the national average of $85.
Rates in Knoxville are close to the national average, so the Fish Tank / Aquarium (50 gallon)'s annual cost of $79 is broadly representative of what most US households pay. Over the 15-year expected lifespan, total energy cost reaches $1,183.
With a cost of living index of 97, Knoxville is near the national median. The Fish Tank / Aquarium (50 gallon)'s monthly cost of $6.57 represents a typical share of the average Knoxville electric bill of $161/month. While no ENERGY STAR version is available, a smart Fish Tank / Aquarium (50 gallon) with automated scheduling can reduce consumption by 25%, saving $20/year.
Knoxville's moderate climate (avg 62.8°F) helps keep seasonal energy cost swings manageable for most appliances. A Fish Tank / Aquarium (50 gallon) produces approximately 0.47 tons of CO2 annually at typical usage. Knoxville residents can reduce this footprint by optimizing usage patterns, or investing in solar — see our solar savings calculator for Knoxville.
Compare All Energy Costs in Knoxville
See energy costs for 168+ household appliances at Knoxville's local electricity rate.