Cost to Run a Aquarium in Rhode Island
Rhode Island's average residential electricity rate is 28.3¢/kWh as of April 2026 — the 45th cheapest in the country, 51% above the U.S. average. At typical usage (24 hours/day (always on)), a aquarium here costs $20.65 per month.
Per hour
2.8¢
at 50–300 W
Per day
$0.68
24 hours/day (always on)
Per month
$20.65
73 kWh
Per year
$248
876 kWh
By usage level in Rhode Island
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (12 hrs/day) | $0.34 | $10.32 | $124 |
| Typical (24 hrs/day) | $0.68 | $20.65 | $248 |
| Heavy (24 hrs/day) | $1.36 | $41.30 | $496 |
Rhode Island vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a aquarium in Rhode Island?
At Rhode Island's current average residential rate of 28.3¢/kWh (April 2026), a aquarium with typical usage costs about $0.68 per day, $20.65 per month, or $248 per year.
Is running a aquarium in Rhode Island more expensive than average?
Yes. Rhode Island's electricity costs about 51% more than the U.S. average, so the same usage costs $20.65 per month here versus $13.72 nationally.
What does electricity cost in Rhode Island right now?
Rhode Island residents pay an average of 28.3¢ per kWh as of April 2026 — the 45th cheapest rate of the 51 U.S. jurisdictions we track.