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.
Period 0
Tier
Up to
Base
Adjustment
Charged $/kWh
1
no limit
0.40510
0.00778
0.41288
Period 1
Tier
Up to
Base
Adjustment
Charged $/kWh
1
no limit
0.12160
0.00778
0.12938
Period 2
Tier
Up to
Base
Adjustment
Charged $/kWh
1
no limit
0.07670
0.00778
0.08448
Period 3
Tier
Up to
Base
Adjustment
Charged $/kWh
1
no limit
0.21690
0.00778
0.22468
Period 4
Tier
Up to
Base
Adjustment
Charged $/kWh
1
no limit
0.07780
0.00778
0.08558
Period 5
Tier
Up to
Base
Adjustment
Charged $/kWh
1
no limit
0.06350
0.00778
0.07128
What it costs at different usage levels
kWh per month
Annual total
Effective $/kWh
500
$861.14
$0.1435
1000
$1,614.28
$0.1345
2000
$3,120.55
$0.1300
Effective rate includes the fixed charge, which is why it falls as usage rises.
This is a time-of-use tariff, so the result also depends on when power is used;
an average residential pattern is assumed. Details →
Union Electric Co offers a cheaper tariff at this usage.1(M) Residential Overnight Saver Service comes to
$1,418.73 a year against this one's
$1,614.28 — a difference of
$196.
Eligibility rules may apply; check with the utility.
Rooftop solar on this tariff
A 7 kW system costing $21,000 before incentives would save
between $603 and $1,245
a year on this tariff, paying back in
17–35 years
.
No federal tax credit is included: Section 25D ended on December 31, 2025.
no sell rate filed, but this utility reports residential net metering - the range spans no export credit to full retail netting.
Compare across this state →
The utility's own description
This optional rate is available at customer's election to all residential customers, except those having a net metering agreement or as described in 4.f. below, being served through an advanced meter and supplied by the Company to individually metered residences and apartments consisting of one or more rooms for the use of one or more persons as a housekeeping unit with space for eating, living and sleeping, and permanent provisions for cooking and sanitation.