An Otter Tail Company

Residential rate summary

Rates are approved by state commissions

Some information reported on this web site does not reflect interim or final rate increases associated with current or pending rate cases.

Notice: The schedules in these tables do not include sales tax, adjustments, or riders.  For other rates, such as outdoor lighting, farm service, or irrigation, see rates, rules, and regulations.

All charges apply monthly.
Standard residential rate
Rate code: 101
These are standard general service rates applied to most household electrical usage and are subject to cost-of-energy adjustments.
 
Minnesota
North Dakota
South Dakota
Customer charge
$8.00
$ 8.00
$7.00
Kilowatt hour charge
June - September
7.901¢
8.444¢
First 500- 9.024¢
Excess- 7.799¢
Kilowatt hour charge
October - May
7.162¢
First 1,000- 7.863¢
Excess- 7.173¢
First 500- 8.713¢
Excess- 7.596¢
Standard residential rate with water heating control credit

Rate code: 192

In addition to charges defined above, customers in Minnesota, North Dakota, and South Dakota who are on the above rates have direct control water heating with an installed radio control box metered through the general service meter shall receive a $4 credit each month. Water heaters may be controlled up to 14 hours a day in all states.
Off-peak water heating
Rate code 191
This rate applies to water heaters that are metered separately and subject to controlled service. Water heaters may be controlled up to 14 hours a day. This rate is subject to cost-of-energy adjustments.
 
Minnesota
North Dakota
South Dakota
Customer charge
$ 1.00
$ 1.00
$ 1.00
Facilities charge
$0.00
$1.00
$1.00
Kilowatt hour charge
June - September

5.683¢

5.773¢
5.938¢
Kilowatt hour charge
October - May
5.084¢
5.638¢
5.799¢
RDC - Residential Demand Control
Rate code 241
This rate is available to customers with approved demand-control systems and applies to lighting, heating, water heating, cooking, refrigeration, air-conditioning, and other general uses of electricity. The demand charge, measured in kilowatts, is based on a customer's highest one-hour winter season demand reading during a control period in the most recent 12 months. Service can be controlled up to 14 hours a day. These rates are subject to cost-of-energy adjustments.
 
Minnesota
North Dakota
South Dakota
Customer charge
$ 10.35
$ 18.38
$ 12.00
Facility charge
$4.00 - if use is <5,000 kwh/month
$15.00 - if use is >= 5,000 kwh in any one of the past 12 months
$0.00
$0.00
Demand charge/kw
June - September
$6.31
$6.52
$4.71
Demand charge/kw
October - May
$ 3.81
$ 2.63
$ 4.31
Kilowatt hour charge
June - September  

4.602¢

4.627¢
5.253¢
Kilowatt hour charge
October - May
4.263¢
4.671¢
5.303¢
Deferred load
Rate code 195, 197; penalty 883
This is for permanently connected, deferred loads. These loads primarily are thermal storage, such as underfloor heating or central storage furnaces. Water heaters may also be included on this rate when other heating is in use. Loads may be controlled up to 14 hours a day. These rates are subject to cost-of-energy adjustments. Rate 195 allows for heat pump loads to be cycled 15 minutes on and 15 minutes off during summer season control periods.
 
Minnesota
North Dakota
South Dakota
Customer charge
$ 1.00
$ 3.00
$ 2.50
Facilities charge
$3.00- if use is <5,000 kwh per month
$10.00- if use is >= 5,000 kwh in any one of the past 12 months
$4.00
$3.00
Kilowatt hour charge
June - September
5.455¢
5.154¢
4.848¢
Kilowatt hour charge
October - May
4.881¢
5.002¢
4.705¢
Penalty charge/kwh
June-September
15.0¢
33.802 ¢
34.108¢
Penalty charge/kwh
October - May
11.0¢
11.510¢
11.053¢
Dual fuel - small
Rate code 185, 190; penalty 882
This is for permanently connected interruptible heating loads with an alternate fuel backup system that is served with self-contained (typical) metering. Water heaters may also be included on this rate when other interruptible load is in use. Heating loads can be controlled up to 24 hours a day and water heating loads can be controlled up to 14 hours a day. Cost-of-energy adjustments do apply.
 
Minnesota
North Dakota
South Dakota
Customer charge
$ 5.00
$ 2.00
$ 2.00
Facility charge
$ 0.00
$ 5.00
$ 3.50
Kilowatt hour charge
June - September
4.055¢
3.659¢
4.234¢
Kilowatt hour charge
October - May
3.625¢
3.451¢
3.993¢
Penalty charge/kwh
June - September
15.0¢
38.606¢
38.031¢
Penalty charge
11.0¢
12.924¢
12.382¢
Dual fuel - large
Rate code 165, 170, 168/268, 169/269; penalty 881
This is for permanently connected interruptible heating loads with an alternate fuel backup system that is designated by service with current transformer (CT) metering. Water heaters may also be included on this rate when other interruptible load is in use. Heating loads can be controlled up to 24 hours a day and water heating loads can be controlled up to 14 hours a day. Cost-of-energy adjustments do apply. Rate 165 allows for qualified summer season loads to be cycled 15 minutes on and 15 minutes off during control periods.
 
Minnesota
North Dakota
South Dakota
165, 170 Option 1
Customer charge
$ 5.00
$4.00
$ 3.00
Facilities charge
$0.00
8.0¢/kw of annual max demand per month
8.0¢/kw of annual max. demand per month
Kilowatt hour charge
June - September
3.004¢
3.166¢
3.583¢
Kilowatt hour charge
October - May
2.690¢
3.044¢
3.445¢
Penalty charge/kwh
June-September
15.0¢
39.448¢
39.031¢
Penalty charge/kwh
October-May
11.0¢
12.726¢
12.325¢
168/268, 169/269 Option 2
Customer charge
NA
$5.00
$4.00
Facilities charge
NA
8.0¢/kw of annual max demand per month
8.0¢/kw of annual max demand per month
Kilowatt hour charge
June - September
NA
3.336¢
3.844¢
Kilowatt hour charge October - May
NA
3.208¢
3.696¢
Control period demand charge
June - September
NA
$7.29/kw
$7.06/kw
Control period demand charge
October - May
NA
$5.61/kw
$2.85/kw
Fixed time of delivery service
Rate code 301; penalty 884
This is for permanently connected deferred loads with self-contained (typical) metering, primarily thermal storage space heating or other approved loads. Electric service will be provided from 10:00 p.m. until 6:00 a.m. In all other hours, the customer's load will be controlled. Cost-of-energy adjustments do apply.
 
Minnesota
North Dakota
South Dakota
Customer charge
$ 1.00
$ 1.00
$ 1.00
Facilities charge
$3.00
$3.00
$3.00
Kilowatt hour charge
June - September
2.653¢
2.774¢
2.915¢
Kilowatt hour charge
October - May
2.92¢
2.937¢
3.087¢
Penalty charge/kwh
June - September
NA
9.40¢
9.259¢
Penalty charge/kwh
October - May
NA
7.385¢
7.196¢
Fixed time of delivery service
Rate code 302, 885
This is for permanently connected deferred loads with current transformer (CT) metering, primarily thermal storage space heating or other approved loads. Electric service will be provided from 10:00 p.m. until 6:00 a.m. In all other hours, the customer's load will be controlled. Cost-of-energy adjustments do apply.
 
Minnesota
North Dakota
South Dakota
Customer charge
$2.00
$1.50
$1.50
Facilities charge
$14.00
$19.00
$15.00
Kilowatt hour charge
June - September
2.653¢
2.774¢
2.915¢
Kilowatt hour charge
October - May
2.92¢
2.937¢
3.087¢
Penalty charge/kwh
June - September 
NA
9.40¢
9.259¢
Penalty charge/kwh
October - May 
NA
7.385¢
7.196¢