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Electricity Rate Change Trends
Rate changes between snapshot v1 and v20260415. Deltas reflect the difference in average residential electricity rate (¢/kWh) between the two data versions.
Largest rate increases
| State | Old rate | New rate | Change |
|---|---|---|---|
| Hawaii | 42.23 | 46.62 | +4.39 |
| California | 33.35 | 35.25 | +1.90 |
| Connecticut | 30.47 | 32.24 | +1.77 |
| Illinois | 18.86 | 20.47 | +1.61 |
| Minnesota | 15.08 | 16.39 | +1.31 |
| Delaware | 17.64 | 18.79 | +1.15 |
| Wyoming | 13.59 | 14.68 | +1.09 |
| New York | 28.55 | 29.45 | +0.90 |
| Oregon | 14.89 | 15.78 | +0.89 |
| Ohio | 18.78 | 19.49 | +0.71 |
Largest rate decreases
| State | Old rate | New rate | Change |
|---|---|---|---|
| Rhode Island | 29.91 | 28.30 | -1.61 |
| Massachusetts | 30.21 | 29.45 | -0.76 |
| Idaho | 13.01 | 12.70 | -0.31 |
| West Virginia | 16.37 | 16.06 | -0.31 |
| Oklahoma | 13.56 | 13.31 | -0.25 |
| Colorado | 16.74 | 16.54 | -0.20 |
| Tennessee | 15.08 | 14.94 | -0.14 |
| Maryland | 22.20 | 22.07 | -0.13 |
| Arizona | 15.59 | 15.48 | -0.11 |
| Washington | 14.40 | 14.36 | -0.04 |