Residential Electric Rates

Please check with your electric utility for your current electric delivery rate by clicking on the utility link below. These are the average residential electric rates by utility as of the end of each year. This includes transmission, distribution, stranded costs, and standard offer supply rates. Customers who have chosen a competitive electricity supplier will have different rates. Rates will also vary by individual usage and customer class.

RESIDENTIAL ELECTRICITY RATES IN MAINE

As of December 31, 2020*

  # of Customers (Residential)** % of State Residential Load kWh Delivery Rate Standard Offer Rate ¢/kWh *** Total Rate ¢/kWh
T&D ¢/kWh Stranded Cost ¢/kWh Total Delivery ¢/kWh
INVESTOR-OWNED UTILITIES
Central Maine Power 559,516 78.2% 3,616,793,824 9.3 0.1 9.4 6.4 15.8 ¢/kWh
Versant Power - BHD 133,671 13.8% 639,905,091 10.8 -0.2 10.6 6.2 16.8 ¢/kWh
Versant Power - MPD N/A 4.2% 194,466,683 9.1 0.1 9.2 6.0 15.3 ¢/kWh
COOPERATIVES & MUNICIPAL-OWNED UTILITIES
Eastern Maine Electric Cooperative  10,395 1.2% 56,493,342 10.0 N/A 10.0 6.7 16.7 ¢/kWh
Houlton 3,907 0.7% 31,512,030 3.8 N/A 3.8 6.7 10.5 ¢/kWh
Van Buren 1,116 0.2% 7,661,675 3.7 N/A 3.7 6.8 10.5 ¢/kWh
Kennebunk Light & Power 6,088 1.1% 50,482,233 2.1 N/A 2.1 8.1 10.2 ¢/kWh
Madison Electric Works 2,259 0.4% 17,242,606 3.7 N/A 3.7 12.4 16.1 ¢/kWh
Matinicus 129 0.0% 212,399 Exempt from Standard Offer requirements 49.7 ¢/kWh
Monhegan N/A 0.0% 348,430 Exempt from Standard Offer requirements 70.0 ¢/kWh
Fox Island 1,718 0.2% 6,936,875 20.5 N/A 20.5 10.7 31.2¢/kWh
Isle au Haut N/A 0.0% 155,289 Rate components not readily available 46.4 ¢/kWh
STATE AVERAGE N/A 100.0% 4,622,210,477         15.9 ¢/kWh

* Central Maine Power, Versant Power - Bangor Hydro District and Versant Power- Maine Public District information based on residential rates as of 1/1/21.

**Number of Customers based on 2019 Annual Report data. The number of customers for each utility will be available when utilities file their 2020 Annual Reports in April 2021.

*** Standard offer supply for CMP and Versant is procured through a competitive process conducted by the MPUC.

Archived Electricity Delivery Rates
                               

RESIDENTIAL ELECTRICITY RATES IN MAINE

As of December 31, 2019*

  # of Customers (Residential) % of State Residential Load kWh Delivery Rate Standard Offer Rate ¢/kWh *** Total Rate ¢/kWh
T&D ¢/kWh Stranded Cost ¢/kWh Total Delivery ¢/kWh
INVESTOR-OWNED UTILITIES
Central Maine Power 559,516 79.0% 3,616,793,824 8.1 0.3 8.4 9.0 17.4 ¢/kWh
Versant Power - BHD** 133,671 13.1% 600,871,243 10.0 0.2 10.2 8.4 18.6 ¢/kWh
Versant Power - MPD N/A 4.1% 189,999,338 7.6 -0.1 7.5 8.5 16.0 ¢/kWh
COOPERATIVES & MUNICIPAL-OWNED UTILITIES
Eastern Maine Electric Cooperative  10,395 5.8% 56,266,778 10.0 N/A 10.0 6.7 16.7 ¢/kWh
Houlton 3,907 3.2% 31,048,093 3.5 N/A 3.5 7.2 10.7 ¢/kWh
Van Buren 1,116 0.8% 7,602,524 4.5 N/A 4.5 6.8 11.3 ¢/kWh
Kennebunk Light & Power 6,088 5.4% 51,581,833 4.7 N/A 4.7 8.1 12.8 ¢/kWh
Madison Electric Works 2,259 1.8% 17,705,096 3.7 N/A 3.7 7.7 11.4 ¢/kWh
Matinicus 129 0.0% 224,979 Exempt from Standard Offer requirements 48.6 ¢/kWh
Monhegan N/A 0.0% 343,016 Exempt from Standard Offer requirements 74.5 ¢/kWh
Fox Island 1,718 0.7% 6,864,075 20.6 N/A 20.6 10.3 30.9 ¢/kWh
Isle au Haut N/A 0.0% 157,909 43.7 N/A 43.7 7.2 50.9 ¢/kWh
STATE AVERAGE N/A 100.0% 4,579,458,708 8.3 0.3 8.3 8.6 16.9 ¢/kWh
* Central Maine Power, Versant Power - Bangor Hydro District and Versant Power - Maine Public District information based on residential rates as of 7/1/19 and standard offer rates averaged over 2019.  Consumer-owned utilities' information, except Isle au Haut, is based on 2018 annual reports (filed in 2019) and supply rates in effect 12/31/19. Isle au Haut information is based on its 2017 annual report (filed in 2018).

** Swans Island Electric Coop was purchased by Emera Maine (Now Versant Power). Versant Power residential customers located on Swans Island  and Frechboro currently pay the Versant Power BHD rate plus a surchase as established in 2016-00209.

*** Standard offer supply for CMP and Versant is procured through a competitive process conducted by the MPUC.

RESIDENTIAL ELECTRICITY RATES IN MAINE

As of December 31, 2018*

  # of Customers (Residential) % of State Residential Load kWh Delivery Rate Standard Offer Rate ¢/kWh Total Rate ¢/kWh
T&D¢/kWh Stranded Cost¢/kWh Total Delivery¢/kWh
INVESTOR-OWNED UTILITIES
Central Maine Power* 555,661 78.9% 3,629,686,000 8.6 -0.2 8.4 7.9 16.3 ¢/kWh
Emera Maine - BHD* 133,189 13.6% 623,635,910 10.2 0.7 10.9 7.2 18.1 ¢/kWh
Emera Maine - MPD* N/A 4.0% 184,289,206 7.4 -0.1 7.3 7.4 14.7 ¢/kWh
COOPERATIVES & MUNICIPAL-OWNED UTILITIES
Eastern Maine Electric Cooperative  10,433 1.2% 54,248,829 9.7 N/A 9.7 7.6 17.3 ¢/kWh
Houlton 3,907 0.6% 29,875,077 3.4 N/A 3.4 6.9 10.3 ¢/kWh
Van Buren 1,140 0.2% 7,305,606 4.9 N/A 4.9 7.0 11.9 ¢/kWh
Kennebunk Light & Power 5,986 1.0% 47,956,414 5.0 N/A 5.0 8.0 13.0 ¢/kWh
Madison Electric Works 2,253 0.4% 17,258,083 7.5 N/A 7.5 7.7 15.2 ¢/kWh
Matinicus 130 0.0% 214,280            Exempt from Standard Offer requirements 49.4 ¢/kWh
Monhegan N/A 0.0% 329,311            Exempt from Standard Offer requirements 74.7 ¢/kWh
Fox Island 1,718 0.1% 6,869,410 20.4 N/A 20.4 10.0 30.4 ¢/kWh
Isle au Haut N/A 0.0% 157,909 43.7 N/A 43.7 7.2 50.9 ¢/kWh
Swans Island** N/A              
STATE AVERAGE N/A 100.0% 4,601,826,035 8.7 -0.1 8.7 7.8 16.5 ¢/kWh

* Central Maine Power, Emera Maine - Bangor Hydro District and Emera Maine - Maine Public District information based on residential rates as of 7/1/18 and standard offer rates averaged over 2017.  Consumer-owned utilities' information based on 2017 annual reports (filed in 2018) and supply rates in effect 12/31/18.

** Swans Island Electric Coop was purchased by Emera Maine. Emera residential customers located on Swans Island  and Frechboro currently pay the Emera BHD rate plus a surcharge as established in 2016-00209.

RESIDENTIAL ELECTRICITY RATES IN MAINE

As of December 31, 2017*

 
  # of Customers (Residential)

% of State Residential Load

kWh Delivery Rate Standard Offer
Rate ¢/kWh
Total Rate ¢/kWh
T&D¢/kWh Stranded Cost ¢/kWh Total Delivery ¢/kWh
INVESTOR-OWNED UTILITIES  
Central Maine Power* 556,679 79.0% 3,629,255,128 8.6 0.0 8.6 6.7 15.3¢/kWh
Emera Maine - BHD* 132,585 13.4% 617,294,891 9.4 1.5 10.9 6.6 17.5¢/kWh
Emera Maine - MPD* N/A 4.0% 185,389,548 6.8 -0.2 6.6 7.1 13.7¢/kWh
COOPERATIVES & MUNICIPAL-OWNED UTILITIES  
Eastern Maine Electric Cooperative  10,463 1.2% 54,292,245 9.3 N/A 9.3 7.7 17.0¢/kWh
Houlton 3,921 0.6% 29,630,493 4.0 N/A 4.0 7.3 11.3¢/kWh
Van Buren 1,113 0.2% 7,489,856 4.5 N/A 4.5 7.4 11.9¢/kWh
Kennebunk Light & Power 6,036 1.0% 47,389,305 5.0 N/A 5.0 8.0 13.0¢/kWh
Madison Electric Works 2,061 0.4% 17,650,045 7.5 N/A 7.5 7.7 15.2¢/kWh
Matinicus 135 0.0% 216,374            Exempt from Standard Offer requirements 48.6¢/kWh
Monhegan N/A 0.0% 322,053            Exempt from Standard Offer requirements 75.2¢/kWh
Fox Island 1,704 0.1% 6,522,854 20.6 N/A 20.6 9.5 30.1¢/kWh
Isle au Haut 112 0.0% 160,827 32.0 N/A 32.0 6.6 38.6¢/kWh
Swans Island** N/A              
STATE AVERAGE N/A 100.0% 4,595,613,619 8.6 0.2 8.8 6.7 15.5¢/kWh

* Central Maine Power, Emera Maine - Bangor Hydro District and Emera Maine - Maine Public District information based on residential rates as of 7/1/18 and standard offer rates averaged over 2017. Consumer-owned utilities' information based on 2016 annual reports (filed in 2017) and supply rates in effect 12/31/17.*

* Swans Island Electric Coop was purchased by Emera Maine. Emera residential customers located on Swans Island and Frechboro currently pay the Emera BHD rate plus a surchase as established in Docket 2016-00209.

 

RESIDENTIAL ELECTRICITY RATES IN MAINE

As of December 31, 2016*

  # of Customers (Residential) % of State Residential Load kWh Delivery Rate Standard Offer Rate¢/kWh Total Rate ¢/kWh
T&D¢/kWh Stranded Cost ¢/kWh Total Delivery ¢/kWh
INVESTOR-OWNED UTILITIES  
Central Maine Power* 553,589 79.1% 3,605,003,255 7.7 0.0 7.7 6.4 14.1 ¢/kWh
Emera Maine - BHD* 132,698 13.5% 617,294,891 9.5 1.7 11.2 6.6 17.8 ¢/kWh
Emera Maine - MPD* N/A 3.6% 164,456,553 6.8 -0.4 6.7 7.1 13.8 ¢/kWh
COOPERATIVES & MUNICIPAL-OWNED UTILITIES  
Eastern Maine Electric Cooperative  10,482 1.2% 56,420,418 9.1 N/A 9.1 7.4 16.5 ¢/kWh
Houlton 3,924 0.7% 31,081,478 3.6 N/A 3.6 7.0 10.6 ¢/kWh
Van Buren 1,129 0.2% 7,703,980 4.2 N/A 4.2 7.1 11.3 ¢/kWh
Kennebunk Light & Power 5,933 1.1% 48,499,451 4.8 N/A 4.8 7.9 12.7 ¢/kWh
Madison Electric Works 2,250 0.4% 17,650,045 7.5 N/A 7.5 7.7 15.2 ¢/kWh
Matinicus 135 0.0% 224,485            Exempt from Standard Offer requirements 77.6 ¢/kWh
Monhegan 157 0.0% 316,668            Exempt from Standard Offer requirements 75.6 ¢/kWh
Fox Island 1,687 0.1% 6,667,437 19.6 N/A 19.6 9.3 28.9 ¢/kWh
Isle au Haut 114 0.0% 190,097 32.3 N/A 32.3 12.8 45.1 ¢/kWh
Swans Island 

N/A

0.0% 2,073,581 24.0 N/A 24.0 12.3 36.3 ¢/kWh
STATE AVERAGE N/A 100.0% 4,557,582,339 7.9 0.2 8.1 6.5 14.6 ¢/kWh
* Central Maine Power, Emera Maine - Bangor Hydro District and Emera Maine - Maine Public District information based on residential rates as of 7/1/16 and standard offer rates to be in effect January 1, 2017.  Consumer-owned utilities' information based on 2015 annual reports (filed in 2016) and supply rates in effect 12/31/16.

Below is a chart providing the average annual residential electricity rates for each electric utility in Maine as of 2015. The average annual Delivery Rate is broken down by the actual transmission and distribution cost as well as stranded cost. For example, Central Maine Power’s average annual delivery rate in 2015 was 7.8 cents/kWh (7.7 cents/kWh for transmission and distribution costs and .1 cents/kWh for stranded costs).

RESIDENTIAL ELECTRICITY RATES IN MAINE
As of December 31, 2015*
  # of Customers (Residential) % of State Residential Load kWh Delivery Rate Standard Offer Rate Total Rate
T&D ¢/kWh Stranded Cost ¢/kWh Total Delivery ¢/kWh ¢/kWh ¢/kWh
INVESTOR-OWNED UTILITIES  
Central Maine Power* 550,142 78.8% 3,682,211,999 7.7 0.1 7.8 6.6 14.4 ¢/kWh
Emera Maine - BHD* 102,931 13.4% 626,576,503 9.1 1.7 10.8 6.6 17.4 ¢/kWh
Emera Maine - MPD* 28,978 4.1% 190,259,091 6.5 -0.4 6.1 8.5 14.6 ¢/kWh
COOPERATIVES & MUNICIPAL-OWNED UTILITIES  
Eastern Maine Electric Cooperative  10,496 1.2% 56,848,305 9.2 N/A 9.2 6.7 15.9 ¢/kWh
Houlton 3,928 0.7% 31,133,209 3.7 N/A 3.7 6.7 10.4 ¢/kWh
Van Buren 1,148 0.2% 7,752,920 4.8 N/A 4.8 6.7 11.5 ¢/kWh
Kennebunk Light & Power 5,808 1.0% 48,272,681 4.4 N/A 4.4 7.9 12.3 ¢/kWh
Madison Electric Works 2,244 0.4% 17,947,193 6.9 N/A 6.9 8.3 15.2 ¢/kWh
Matinicus 134 0.0% 212,921            Exempt from Standard Offer requirements 79.9 ¢/kWh
Monhegan 147 0.0% 309,479            Exempt from Standard Offer requirements 73.0 ¢/kWh
Fox Island 1,668 0.1% 6,485,461 19.1 N/A 19.1 3.8 22.9 ¢/kWh
Isle au Haut 111 0.0% 190,097 32.3 N/A 32.3 12.8 45.1 ¢/kWh
Swans Island  N/A 0.0% 2,106,495 25.0 N/A 25.0 12.8 37.8 ¢/kWh
STATE AVERAGE N/A 100.0% 4,670,306,354 7.8 0.3 8.1 6.7 14.8¢/kWh
 
* Central Maine Power, Emera Maine - Bangor Hydro District and Emera Maine - Maine Public District information based on residential rates as of 7/1/15 and standard offer rates to be in effect March 1, 2016.  Consumer-owned utilities' information based on 2014 annual reports (filed in 2015) and supply rates in effect 12/31/15.
Investor-Owned Utilities

CENTRAL MAINE POWER COMPANY  
Contact: 83 Edison Drive, Augusta, ME 04336   (207) 623-3521  

Utility # Customers Annual Sales (MWh) Annual T&D Revenue ($000) Average Delivery Rate (¢/kWh)
TOTAL 605,052 8,875,688 $372,322 4.19
Residential 542,563 3,443,961 $222,919 6.47
Small Commercial 49,937 535,684 $33,765 6.30
Med.& Large Comm Industrial 12,007 4,859,472 $108,131 2.23
Lighting 545 36,571 $7,507 20.53

EMERA MAINE - BANGOR HYDRO DISTRICT
Contact: P.O. Box 932, Bangor, ME 04402  (855) 363-7211 OR (207) 973-2000

Utility # Customers Annual Sales (MWh) Annual T&D Revenue ($000) Average Delivery Rate (¢/kWh)
TOTAL 135,497 1,556,820 $103,154 6.63
Residential 101,431 591,392 $50,376 8.52
Small Commercial 15,654 156,476 $13,516 8.64
Med.& Large Comm Industrial 1,714 800,317 $37,561 4.69
Lighting 16,698 8,635 $1,701 19.70

EMERA MAINE - MAINE PUBLIC DISTRICT
Contact: P.O. Box 932, Bangor, ME 04402  (855) 363-7211 OR (207) 973-2000

Utility # Customers Annual Sales (MWh) Annual T&D Revenue ($000) Average Delivery Rate (¢/kWh)
TOTAL 37,449 499,757 $31,533 6.31
Residential 30,225 177,826 $14,954 8.41
Small Commercial 5,670 90,142 $7,087 7.86
Med.& Large Comm Industrial 207 228,369 $8,577 3.76
Lighting 1,347 3,420 $915 26.75
Consumer-Owned Utilities

EASTERN MAINE ELECTRIC COOPERATIVE   
Contact: James L. Dean, III General Manager; 9 Union Street, P.O. Box 425, Calais, ME 04619-0425   (207) 454-7555

Utility # Customers Annual Sales (MWh) Annual T&D Revenue ($000) Average Delivery Rate (¢/kWh)
TOTAL 12,614 90,470 $7,544 8.34
Residential 10,554 53,739 $4,904 9.13
Small Commercial 1,767 18,454 $1,395 7.56
Med.& Large Comm Industrial 128 15,734 $1,024 6.51
Lighting 165 2,543 $222 8.71

HOULTON WATER COMPANY  
Contact: John L. Clark, General Manager; P.O. Box 726, Houlton, ME 04730-0726  (207)532-2259

Utility # Customers Annual Sales (MWh) Annual T&D Revenue ($000) Average Delivery Rate (¢/kWh)
TOTAL 5,360 91,126 $2,405 2.64
Residential 3,918 28,518 $913 3.20
Small Commercial 895 11,644 $347 2.98
Med.& Large Comm Industrial 157 50,077 $1,055 2.11
Lighting 390 886 $90 10.20

VAN BUREN LIGHT AND POWER DISTRICT   
Contact: Philip Dumais, Manager; 67 Main Street, P.O. Box 129, Van Buren, ME 04785-0129  (207) 868-3321

Utility # Customers Annual Sales (MWh) Annual T&D Revenue ($000) Average Delivery Rate (¢/kWh)
TOTAL 1,481 13,259 $550 4.15
Residential 1,172 7,212 $298 4.13
Small Commercial 231 2,725 $111 4.08
Med.& Large Comm Industrial 19 2,976 $119 3.99
Lighting 59 346 $22 6.30

KENNEBUNK LIGHT AND POWER DISTRICT   
Contact:Sharon Staz, General Manager; 4 Factory Pasture Lane, Kennebunk, ME 04043   (207) 985-3311

Utility # Customers Annual Sales (MWh) Annual T&D Revenue ($000) Average Delivery Rate (¢/kWh)
TOTAL 6,307 100,116 $2,064 2.06
Residential 5,435 44,236 $989 2.24
Small Commercial 761 28,971 $542 1.87
Med.& Large Comm Industrial 62 26,361 $462 1.75
Lighting 49 548 $72 13.11

MADISON ELECTRIC WORKS   
Contact: Calvin Ames, Superintendent; Department of Electric Works, 6 Business Park Drive, Madison, ME 04950  (207) 696-4401

Utility # Customers Annual Sales (MWh) Annual T&D Revenue ($000) Average Delivery Rate (¢/kWh)
TOTAL 2,525 26,163 $939 3.59
Residential 2,239 16,714 $600 3.59
Small Commercial 246 3,528 $127 3.59
Med.& Large Comm Industrial 19 5,724 $205 3.59
Lighting 21 197 $7 3.59

FOX ISLAND ELECTRIC COOPERATIVE     
Contact: Charles Farrington, General Manager; Main Street, P.O. 527, Vinalhaven, ME 04863-0527 (207) 863-4900

Utility # Customers Annual Sales (MWh) Annual T&D Revenue ($000) Average Delivery Rate (¢/kWh)
TOTAL 1,940 9,243 $1,607 17.38

SWANS ISLAND ELECTRIC COOPERATIVE    
Contact: Lorraine Stockbridge, Manager; P.O. BOX 14, Swan's Island, ME 04685-0014   (207) 526-4336

Utility # Customers Annual Sales (MWh) Annual T&D Revenue ($000) Average Delivery Rate (¢/kWh)
TOTAL 617 2,272 $457 20.11

ISLE-AU-HAUT ELECTRIC POWER COMPANY     
Contact: Tina Tully, Manager; P.O. Box 65, Isle-au-Haut, ME 04645-0065   (207) 335-2161

Utility # Customers Annual Sales (MWh) Annual T&D Revenue ($000) Average Delivery Rate (¢/kWh)
TOTAL 134 241 $89 37.02

MATINICUS PLANTATION ELECTRIC COMPANY   
Contact: Bill Hoadley, General Manager; Main Street, P.O. Box 238, Matinicus, ME 04851-0238  (207)366-3830

Utility # Customers Annual Sales (MWh) Annual T&D Revenue ($000) Average Delivery Rate (¢/kWh)
TOTAL 128 225 $146 65.02

MONHEGAN PLANTATION POWER DISTRICT  
 Contact: Raymond Remick; P.O. Box 178, Monhegan, ME  04846  (207)594-2932

Utility # Customers Annual Sales (MWh) Annual T&D Revenue ($000) Average Delivery Rate (¢/kWh)
TOTAL 135 330 $246 74.51