Duke Energy Carolinas, LLC electricity: 2,233,043 accounts in North Carolina, SAIDI 168

Duke Energy Carolinas, LLC is an investor owned utility serving 2,233,043 customer accounts in North Carolina; 1,919,372 of them are residential. Among the 6 Duke Energy utilities listed here it is number 4 on price for homes, +0.25 ¢ from their median.

Duke Energy Marshall Steam Station on Lake Norman, North Carolina — Marshall Steam Station. Photo by Cdtew at English Wikipedia, CC BY-SA 3.0, Wikimedia Commons. Illustrative, not a listed utility's plant.

At 984 kWh a month a Duke Energy Carolinas, LLC home pays about $137 in energy: 13.94 ¢/kWh, 1.4% below the North Carolina average of 14.13 ¢.

Among the 6 Duke Energy utilities listed here it is number 4 on price for homes, +0.25 ¢ from their median.

Duke Energy Carolinas, LLC against its group: Duke Energy

Home price place, Duke Energy group: 4 of 6+0.25 ¢ from the median of 13.69 ¢

Take the 6 Duke Energy utilities listed here, sorted by home price: Duke Energy Carolinas, LLC is number 4 of 6 at 13.94 ¢, while the group median is 13.69 ¢. The cheapest is Duke Energy Ohio Inc (OH) at 10.83 ¢, +3.11 ¢ from here; the most expensive is Duke Energy Florida, LLC (FL), 2.69 ¢ above.

On outage minutes it ranks 6 of 6 (1 = fewest), 168 against a group median of 108. It is the largest of them, 2,233,043 accounts, 1.1 times Duke Energy Florida, LLC.

How it compares

Duke Energy Carolinas, LLC
Duke Energy Carolinas, LLC, 2024	Home	Business	Bill	SAIDI
Duke Energy Carolinas, LLC	13.94 ¢/kWh	9.87 ¢/kWh	$137at 984 kWh	168 minSAIDI
North Carolina average against this company, which is 20 of 30 on price	+0.19 ¢/kWhcompany 1.4% below	+0.69 ¢/kWhcompany 6.5% below	+$2a month at 984 kWh	-75 mincompany 75 above
Brunswick Electric Member CorpLowest in this table	13.66 ¢/kWhcompany 2.0% above	11.94 ¢/kWhcompany 17.4% below	$1343 less than company	31 mincompany 137 above

Compare 48 North Carolina companies

Duke Energy Carolinas, LLC: 2025

Duke Energy Carolinas, LLC: -4.0% on 2024 for homes, North Carolina -0.8%.

Duke Energy Carolinas, LLC home price, 2025: 13.39 ¢/kWh-4.0% on 2024, early release
Duke Energy Carolinas, LLC SAIDI, 2025: 172 min+2% on 2024, early release
Duke Energy Carolinas, LLC against North Carolina, 2025: -3.2 pointsDuke Energy Carolinas, LLC -4.0%, North Carolina -0.8%, price in North Carolina 14.02 ¢

Duke Energy Carolinas, LLC reported 13.39 ¢/kWh for homes in 2025, -4.0% on its 2024 figure of 13.94, while the North Carolina average moved -0.8%. Its SAIDI is 172 minutes against 168 in 2024.

Carbon context

Duke Energy Carolinas, LLC serves 1,919,372 homes in North Carolina. At 984 kWh a month that is about 278 kg of CO₂, or 3,342 kg a year, at the North Carolina plant rate, state generation and not this utility: North Carolina generation mix.

Duke Energy Carolinas, LLC charts

Residential price since 2015: 13.94 ¢ in 2024

10.62 ¢ in 2015, 13.94 ¢ in 2024 (+31.3%); North Carolina 11.28 to 14.13 ¢.

Duke Energy Carolinas, LLC residential price 2015-2024, 2015 to 2024: 10 rows

Year	Duke Energy Carolinas, LLC	Gap to North Carolina residential	Gap to U.S. residential
2015	10.62	-0.66	-2.03
2016	10.42	-0.61	-2.13
2017	10.18	-0.76	-2.71
2018	10.14	-0.95	-2.73
2019	10.36	-1.06	-2.65
2020	10.37	-1.01	-2.78
2021	10.26	-1.06	-3.40
2022	10.44	-1.18	-4.60
2023	11.88	-1.05	-4.12
2024	13.94	-0.19	-2.54

10 rows from EIA retail sales.

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Duke Energy Carolinas, LLC SAIDI, 2015-2024

143 min in 2015, 168 in 2024.

Duke Energy Carolinas, LLC SAIDI by year, 2015 to 2024: 10 rows

Year	Duke Energy Carolinas,, no major events
2015	143
2016	170
2017	192
2018	203
2019	174
2020	175
2021	154
2022	182
2023	197
2024	168

10 rows from EIA-861 survey.

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Reliability: SAIDI 168.0 min

168.0 min, 1.69x the median reporter, rank 482 of 673.

min

Company, no major events168.0
Company, with major events1,626.0

Duke Energy Carolinas, LLC, Reliability: EIA-861 survey.

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Analyst note

Duke Energy Carolinas, LLC billed homes 10.62 ¢/kWh in 2015 and 13.94 ¢ in 2024, +31.3% in all, and outpaced the North Carolina average (+25.3%) by 6.0 points. Duke Energy Carolinas, LLC's sharpest move came in 2024, +17.3%. The latest year is the high at 13.94 ¢; the low was 10.14 ¢ (2018). 2024: +17.3% here, +9.3% for the North Carolina average. SAIDI at Duke Energy Carolinas, LLC (major events excluded) rose from 143 minutes in 2015 to 168 in 2024, +17%; worst year 2018 at 203. Against the national median, Duke Energy Carolinas, LLC came in lower on SAIDI in 0 of 10 years, and 2024 ended at 168 minutes, +69 from the median. 2024: 1626 minutes with major events, 168 without, the widest gap of any year. Duke Energy Carolinas, LLC has 19 cheaper and 10 higher-priced North Carolina peers among 30 with 20,000+ homes. Next cheaper, Brunswick Electric Member Corp, bills 13.66 ¢ (-0.28). Next higher-priced, Four County Elec Member Corp, bills 13.98 ¢ (+0.04).

Price (-1.4% against North Carolina) gives no cause for concern; outage time (168 min, 1.7x median) does.

Home accounts at Duke Energy Carolinas, LLC went from 1,646,664 in 2015 to 1,919,372 in 2024, +16.6%. Business customers paid 0.71 times the home price in 2024 (9.87 against 13.94 ¢); the ratio was 0.74 in 2015. SAIFI went from 0.99 in 2015 to 1.24 in 2024, between 0.99 and 1.41.

Outages and home price of Duke Energy Carolinas, LLC (EIA utility 5416), 2013 to 2024

Yearly SAIDI at Duke Energy Carolinas, LLC: 133 minutes in 2013, 168 in 2024, a rise of 26%. Its best year was 2013 (133 min), its worst 2018 (203 min), across 12 filed years. Against a North Carolina median of 88 minutes in 2024, Duke Energy Carolinas, LLC was above the middle.

Home rates at Duke Energy Carolinas, LLC kept pace with inflation: 14.04 ¢ in 2013 and 14.31 ¢ in 2024 in 2025 dollars (+1.9%), 10.16 ¢ to 13.94 ¢ as billed. A home using 1,000 kWh a month paid $1,684 for the year at the 2013 real price and $1,717 at the 2024 price. Place on home price: 2nd cheapest of 66 in 2013, 35th of 52 in 2024 among North Carolina utilities with 1,000+ homes.

Duke Energy Carolinas, LLC outage minutes a customer, 2013 to 2024: 168 in 2024

Duke Energy Carolinas, LLC at 168 min in 2024 and the North Carolina median at 88.

Duke Energy Carolinas, LLC home price since 2013: +1.9% after inflation

Duke Energy Carolinas, LLC: 14.31 ¢ in 2025 dollars (solid) and 13.94 ¢ as billed (dashed) in 2024.

Duke Energy Carolinas, LLC, EIA utility 5416, year by year among North Carolina utilities

Duke Energy Carolinas, LLC 2013-2024: 12 rows

Year, Duke Energy Caroli	¢ billed	¢ in 2025 $	Price place, Duke Energy Ca	SAIDI min	SAIFI	SAIDI place, Duke Energy Ca	North Carolina median SAIDI
2013	10.16	14.04	2 of 66	133	0.92	20 of 24	78
2014	10.56	14.36	7 of 66	138	0.94	19 of 22	71
2015	10.62	14.43	6 of 66	143	0.99	20 of 23	94
2016	10.42	13.97	5 of 66	170	1.07	21 of 26	92
2017	10.18	13.36	4 of 66	192	1.13	25 of 28	74
2018	10.14	13.00	3 of 66	203	1.09	26 of 29	112
2019	10.36	13.05	5 of 88	174	1.06	24 of 29	96
2020	10.37	12.89	3 of 52	175	1.19	24 of 28	78
2021	10.26	12.19	3 of 52	154	1.10	26 of 28	67
2022	10.44	11.49	1 of 52	182	1.29	25 of 29	92
2023	11.88	12.55	11 of 52	197	1.41	29 of 31	101
2024	13.94	14.31	35 of 52	168	1.24	28 of 34	88

Duke Energy Carolinas, L, EIA utility 5416: EIA-861, CPI-U.

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SAIDI explained, North Carolina real prices.

Facts

Customer accounts: 2,233,04338.3% of North Carolina total
Residential accounts: 1,919,37237.9% of North Carolina homes
Commercial accounts: 309,22413.8% of the base
Residential rate: 13.94 ¢/kWhplace 20 of 30, -1.4% against the state
Commercial rate: 9.87 ¢/kWhplace 8 of 44, -6.5% against the state
SAIDI, no major events: 168.0 minbetter than 29% of reporters
SAIFI, no major events: 1.241.22x the median
SAIDI with major events: 1626.0 min89.7% from event days
Net-metered capacity: 233.1 MW25,668 installations
Counties served: 44North Carolina plus 1 more
Average residential use: 11,808 kWh/yr984 a month
Implied monthly bill: $137-$25 on the U.S. rate, 984 kWh
Residential rate since 2015: +31.3%10.62 to 13.94 ¢/kWh
SAIDI trend: +17%143 min in 2015, 168 in 2024

Data tables

2024 by sector, Duke Energy Carolinas, LLC

Duke Energy Carolinas, LLC sector	Accounts	Rate ¢/kWh	Gap to North Carolina ¢/kWh
Residential	1,919,372	13.94	-0.19
Commercial	309,224	9.87	-0.69

Year by year, Duke Energy Carolinas, LLC

Year	Home accounts, Duke Energy Carolinas,	Home ¢	Business ¢	Ratio	SAIDI	SAIFI
2015	1,646,664	10.62	7.84	0.74	143	0.99
2016	1,669,923	10.42	7.86	0.75	170	1.07
2017	1,693,953	10.18	7.71	0.76	192	1.13
2018	1,719,715	10.14	7.64	0.75	203	1.09
2019	1,755,222	10.36	7.73	0.75	174	1.06
2020	1,788,300	10.37	7.69	0.74	175	1.19
2021	1,819,801	10.26	7.34	0.72	154	1.10
2022	1,837,991	10.44	7.58	0.73	182	1.29
2023	1,874,207	11.88	8.59	0.72	197	1.41
2024	1,919,372	13.94	9.87	0.71	168	1.24

Peers of Duke Energy Carolinas, LLC in North Carolina, place 20 of 30 on home price

Utility near Duke Energy Carolinas, LLC on price	SAIDI min, gap to Duke Energy Carolinas, LLC	Home ¢, gap to Duke Energy Carolinas, LLC	Gap % to Duke Energy Carolinas, LLC	Accounts, Duke Energy Carolinas, LLC = 1
17. Union Electric Membership Corp	-115	-0.57	-4.1%	0.04
18. Wake Electric Membership Corp	-60	-0.51	-3.7%	0.03
19. Brunswick Electric Member Corp	-137	-0.28	-2.0%	0.05
20. Duke Energy Carolinas, LLC (this utility)	168	13.94	-	1.00
21. Four County Elec Member Corp	No data	+0.04	+0.3%	0.02
22. Central Electric Membership Corp.	-15	+0.40	+2.8%	0.01
23. Blue Ridge Elec Member Corp	-75	+0.65	+4.7%	0.04

Who buys Duke Energy Carolinas, LLC's electricity

Class at Duke Energy Carolinas, LLC	Accounts	Of Duke Energy Carolinas, LLC accounts	Of Duke Energy Carolinas, LLC MWh sold	kWh a year per Duke Energy Carolinas, LLC account
Residential	1,919,372	86.0%	38.6%	11,808
Commercial	309,224	13.8%	41.8%	79,324
Industrial and other	4,446	0.20%	19.6%	2,591,724

Duke Energy Carolinas, LLC among Duke Energy group

Duke Energy Carolinas, LLC and its neighbours on price	SAIDI min, gap to Duke Energy Carolinas, LLC	Home ¢, gap to Duke Energy Carolinas, LLC	Accounts, Duke Energy Carolinas, LLC = 1
1. Duke Energy Ohio Inc (OH)	-65	-3.11	0.34
2. Duke Energy Indiana, LLC (IN)	-55	-1.19	0.41
3. Duke Energy Kentucky (KY)	-76	-0.50	0.07
4. Duke Energy Carolinas, LLC (NC, this utility)	168	13.94	1.00
5. Duke Energy Progress (NC)	-27	+1.60	0.71
6. Duke Energy Florida, LLC (FL)	-84	+2.69	0.90

Duke Energy Carolinas, LLC: meters, rate options and solar

Measure	Duke Energy Carolinas, LLC	North Carolina context	Duke Energy Carolinas, LLC detail
Duke Energy Carolinas, LLC home meters on AMI	99.5%	North Carolina 92.5%	1,949,863 of 1,959,056 meters
Home meters, AMR (drive-by read)	7,262	North Carolina figure not published	0.4% of meters
Homes with daily digital access	1,919,372	North Carolina figure not published	100% of the 1,919,372 home accounts
Time-of-use rate for Duke Energy Carolinas, LLC homes	Offered	20 of 35 North Carolina utilities offer one	29,622 homes on dynamic pricing, 1.54% of 1,919,372
Net-metered installations	25,668	96% residential	12.8 homes per 1,000 accounts, 9.1 kW average

Monthly energy cost by use, Duke Energy Carolinas, LLC

kWh	Share of a 984 kWh month	Cost a month at 13.94 ¢	vs U.S.	Cost a year
250	25%	$34.85	-$6.35	$418
500	51%	$69.69	-$12.71	$836
750	76%	$104.54	-$19.06	$1,255
1,000	102%	$139.39	-$25.41	$1,673
1,500	152%	$209.08	-$38.12	$2,509
2,000	203%	$278.78	-$50.82	$3,345

Outage record, Duke Energy Carolinas, LLC

Measure, Duke Energy Carolina	No events	All events	Converted
SAIDI minutes	168.0	1626.0	2.80 h
SAIFI interruptions	1.240	1.955	0.81 yr apart
CAIDI minutes	135.5	831.7	2.26 h

Territory of Duke Energy Carolinas, LLC

44 North Carolina counties plus 1 other state, region SERC:

North Carolina other states: 63 of 63 counties of Duke Energy Carolinas, LLC drawn

Duke Energy Carolinas, LLC: 63 counties listed by EIA-861, Census 2023 outlines.

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County list

Alamance
Alexander
Anson
Buncombe
Burke
Cabarrus
Caldwell
Caswell
Catawba
Chatham
Cherokee
Clay
Cleveland
Davidson
Davie
Durham
Forsyth
Gaston
Graham
Granville
Guilford
Henderson
Iredell
Jackson
Lincoln
Macon
McDowell
Mecklenburg
Orange
Person
Polk
Randolph
Rockingham
Rowan
Rutherford
Stanly
Stokes
Surry
Swain
Transylvania
Union
Wake
Wilkes
Yadkin

Questions on Duke Energy Carolinas, LLC

How big is Duke Energy Carolinas, LLC in North Carolina, by customer accounts?

2,233,043 accounts in 2024: residential 1,919,372, commercial 309,224, industrial 4,446.

How many cents per kWh does Duke Energy Carolinas, LLC charge homes?

In 2024 homes paid 13.94 cents; against the North Carolina average that is -1.4%.

What are the SAIDI and SAIFI of Duke Energy Carolinas, LLC?

SAIDI 168.0 min and SAIFI 1.24 a year, major events excluded; ratio to the national median 1.69, CAIDI 135 min.

How many net-metered systems connect to Duke Energy Carolinas, LLC?

25,668 installations with 233.1 MW, of which residential installations number 24,653.

What would a typical Duke Energy Carolinas, LLC home pay each month?

984 kWh at 13.94 cents comes to about $137, energy only.

Is Duke Energy Carolinas, LLC cheaper than other North Carolina utilities?

Rank 20 of 30 in North Carolina on price, -1.4% against the state average; 19 charge less than 13.94 ¢.

How much of the Duke Energy Carolinas, LLC load is business?

Homes take 38.6% of 58,716,290 MWh, commercial accounts 41.8%, industrial and other 19.6%; the 309,224 commercial accounts use 79,324 kWh each, 6.7 times a home.

Does Duke Energy Carolinas, LLC have smart meters or TOU rates?

1,949,863 of 1,959,056 home meters are AMI, 99.5%. Duke Energy Carolinas, LLC offers a home time-of-use rate; 29,622 customers use dynamic pricing, 1.54% of its homes.

Since 2015, has Duke Energy Carolinas, LLC become cheaper than other North Carolina utilities?

2nd cheapest of 26 in 2015, 20th of 30 in 2024; its price rose 31.3% while North Carolina rose 25.3%.

Where does Duke Energy Carolinas, LLC stand among 5 peers?

Place 4 of 6 on home price at 13.94 ¢ (Duke Energy group); median 13.69 ¢, cheapest member 10.83 ¢.

What did Duke Energy Carolinas, LLC charge homes in 2025?

13.39 cents per kWh, -4.0% on the 13.94 of 2024 (EIA early release for 2025).

Utilities with a similar home price

Home prices nearest to Duke Energy Carolinas, LLC at 13.94 ¢/kWh in 2024, among companies with a page here, any state.

City of ColumbiaMissouri, 13.94 ¢/kWh, 0.00 ¢ below
Electrical Dist No3 Pinal CountyArizona, 13.93 ¢/kWh, 0.01 ¢ below
Monongahela Power CoWest Virginia, 13.97 ¢/kWh, 0.03 ¢ above
Minnesota Valley Electric CoopMinnesota, 13.98 ¢/kWh, 0.04 ¢ above

Rate plans on file

32 home plan records, energy charges: 5.2 to 32.0 ¢/kWh.

Time-of-use: 20, e.g. Residential Service All Energy Time-of-Use (R-TOUE-38) Single Phase
Tiered: 10, e.g. Residential Service Energy Star Standard ES
Demand charge: 8, e.g. Residential Time-of-Use RT

Who offers time-of-use and tiered rates (17 Apr 2026 snapshot).

Primary sources for Duke Energy Carolinas, LLC electricity: 2,233,043 accounts in North Carolina, SAIDI 168

EIA-861 annual report entry for Duke Energy Carolinas, LLC electricity: 2,233,043 accounts in North Carolina, SAIDI 168, customers and sales
EIA-861 form instructions for Duke Energy Carolinas, LLC electricity: 2,233,043 accounts in North Carolina, SAIDI 168, how a customer is counted
EIA state profiles for Duke Energy Carolinas, LLC electricity: 2,233,043 accounts in North Carolina, SAIDI 168, the state price average