Kauai Island Utility Cooperative bill decoder
Kauai Island Utility sells under this tariff at 35.32¢ per kWh all-in, -5.27¢ against the Hawaii average of 40.59¢. The $11.42 fixed charge is 3% of the bill.
Kauai Island Utility at 1,000 kWh, line by line
Kauai Island Utility bills $11.42 a month, 3% of the $353.17 total at 1,000 kWh. Energy is 34.175¢ for every kWh, so each extra 100 kWh adds $34.17. The minimum bill is $13.50.
Kauai Island Utility: what the tariff charges
| Line | Charged | Amount |
|---|---|---|
| Customer charge | Fixed, once a month | $11.42 |
| Energy | Every kWh | 34.175¢ per kWh |
| Minimum bill | Monthly floor on the total | $13.50 |
Kauai Island Utility at 500, 1,000 and 2,000 kWh
| kWh | Total | ¢/kWh | Fixed | Energy | HI avg |
|---|---|---|---|---|---|
| 500 | $182.30 | 36.46 | $11.42 | $170.88 | $202.95 |
| 536 (average home) | $194.60 | 36.31 | $11.42 | $183.18 | $217.56 |
| 1,000 | $353.17 | 35.32 | $11.42 | $341.75 | $405.90 |
| 2,000 | $694.92 | 34.75 | $11.42 | $683.50 | $811.80 |
How the Kauai Island Utility total climbs
$96.86 at 250 kWh becomes $1,036.67 at 3,000 kWh, 10.7 times the bill for 12 times the power.
Kauai Island Utility total in dollars, by kWh
- 97250
- 182500
- 268750
- 3531,000
- 5241,500
- 6952,000
- 1,0373,000
Check your Kauai Island Utility bill
Kauai Island Utility: tariff against EIA
EIA-861 puts the 2024 home price at 41.29¢ for Kauai Island Utility, across 30,109 home accounts using 536 kWh a month. The tariff gives 36.30¢ ($194.66). The +4.98¢ gap, about $26.71 a month, is riders, other plans and rate changes.
Kauai Island Utility: sources and limits
- Tariff: D Residential Service, effective 2025-07-01, record 6877e17da10eb455a701cc8f, updated 2025-07-16; decode_tariffs.csv.
- Tariff sheet cited by the record: https://kiuc.coop/rates.
- Data: OpenEI URDB, EIA-861, EIA state data.
Kauai Island Utility: taxes, riders and adjustments sit outside these rates.
Keep going
- All bill decoders
- Bill terms
- Kauai Island Utility profile
- Hawaii prices
- Time-of-use plans
Questions
What is the monthly fixed charge at Kauai Island Utility?
$11.42 a month however little you use. At 500 kWh the $182.30 total is 6% fixed.
How much is 1,000 kWh at Kauai Island Utility?
$353.17: $11.42 fixed plus $341.75 energy, 35.32¢ per kWh. Taxes and riders come on top.
Why is my Kauai Island Utility bill above the tariff?
EIA's 2024 home average for Kauai Island Utility is 41.29¢. This tariff gives 36.30¢ at 536 kWh, +4.98¢ apart. Riders, fees and other plans fill the gap.
Does Kauai Island Utility's price per kWh change with use?
No: 34.175¢ for every kWh. The all-in price falls from 36.5¢ at 500 kWh to 34.7¢ at 2,000 kWh only because the $11.42 fixed charge spreads.
When did the Kauai Island Utility tariff start?
2025-07-01, which is 9 months before our April 2026 snapshot. Look for newer rates on the Kauai Island Utility site.
How much power does a typical Kauai Island Utility home use?
EIA-861 shows 536 kWh a month for 2024. The tariff prices that at $194.66.