Rate 10: Residential Electric

NorthWestern Energy · Tiered · filed 2025

$0.1776per kWh, all in
$2,131a year at 1,000 kWh/mo
$7.00fixed, before any usage
$0.1256utility's actual average

What this tariff charges

Fixed charge$7.00 per month
StructureTiered
Filed2025-05-01

Energy rates

The charged price is the base rate plus its adjustment. Adjustments carry fuel and rider costs and are frequently most of the bill, so a comparison built on the base rate alone is meaningless.

Energy charge

TierUp toBase AdjustmentCharged $/kWh
1 200.0 kWh 0.15077 0.02343 0.17420
2 800.0 kWh 0.14895 0.02343 0.17238
3 1000.0 kWh 0.13804 0.02343 0.16147
4 1200.0 kWh 0.11800 0.02343 0.14143
5 no limit 0.07456 0.02343 0.09799

What it costs at different usage levels

kWh per monthAnnual total Effective $/kWh
500 $1,122.65 $0.1871
1000 $2,130.74 $0.1776
2000 $3,410.88 $0.1421

Effective rate includes the fixed charge, which is why it falls as usage rises.

NorthWestern Energy offers a cheaper tariff at this usage. Rate 14: Residential Space Heating and Cooling comes to $1,356.12 a year against this one's $2,130.74 — a difference of $775. Eligibility rules may apply; check with the utility.

The utility's own description

This schedule is for electric service to urban and rural residential customers for domestic purposes. Service under this rate schedule shall be single or three phase if three phase is available

URDB rate id 68a2da0765a327e30509d9cc · utility source document · all NorthWestern Energy tariffs