Cost to Run a Aquarium in Maine
Maine's average residential electricity rate is 28.6¢/kWh as of May 2026 — the 46th cheapest in the country, 55% above the U.S. average. At typical usage (24 hours/day (always on)), a aquarium here costs $20.87 per month.
Per hour
2.9¢
at 50–300 W
Per day
$0.69
24 hours/day (always on)
Per month
$20.87
73 kWh
Per year
$251
876 kWh
By usage level in Maine
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (12 hrs/day) | $0.34 | $10.43 | $125 |
| Typical (24 hrs/day) | $0.69 | $20.87 | $251 |
| Heavy (24 hrs/day) | $1.37 | $41.73 | $501 |
Maine vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a aquarium in Maine?
At Maine's current average residential rate of 28.6¢/kWh (May 2026), a aquarium with typical usage costs about $0.69 per day, $20.87 per month, or $251 per year.
Is running a aquarium in Maine more expensive than average?
Yes. Maine's electricity costs about 55% more than the U.S. average, so the same usage costs $20.87 per month here versus $13.42 nationally.
What does electricity cost in Maine right now?
Maine residents pay an average of 28.6¢ per kWh as of May 2026 — the 46th cheapest rate of the 51 U.S. jurisdictions we track.