Residential electricity rates edged higher on Oahu in October, reversing three consecutive months of declining bills.

HECO officials said a typical 600-kilowatt-hour bill for Oahu residential customers rose by 55 cents to $210.37 in October from $209.82 September. The effective rate for electricity on Oahu is 33.6 cents a kilowatt-hour, up from 33.5 cents a kilowatt-hour last month. Electric rates had fallen from August through September.

Elsewhere in the state:

» Maui Electric Co. customers saw rates rise to 36.10 cents per kilowatt-hour this month from 34.9 cents in September. The typical Maui bill rose by $7.56 to $225.68.

» Hawaii island residential rates fell to 40.4 cents a kilowatt-hour from last month’s 40.7 cents. The typical bill fell by $2.06 to $252.63.

» On Kauai the rate rose to 44.9 cents per kilowatt-hour. Last month the rate charged by the Kauai Island Utility Cooperative was 43.1 cents per kilowatt-hour.