Electric Utilities

918 U.S. electric distribution utilities with SAIDI and SAIFI reliability data drawn from the U.S. Energy Information Administration EIA Form 861 annual electric power industry survey (2020-2023 filing years, last refreshed June 2026). According to the EIA, the national nMED SAIDI average was approximately 146 minutes per customer per year in 2022 (excluding major event days). See our methodology for IEEE Standard 1366 definitions and refresh cadence.

Utility	State	Type	SAIDI 2023	SAIFI 2023
Great Lakes Energy Coop	MI	Cooperative	265.2	1.69
Green Mountain Power Corp	VT	IOU	782.4	2.51
Greenville Utilities Comm	NC	Municipal	35.4	0.47
Greenwood Utilities Comm	MS	Municipal	-	-
Greer Commission of Public Wks	SC	Municipal	33.8	0.48
GreyStone Power Corporation	GA	Cooperative	196.8	1.96
Groton Dept of Utilities - (CT)	CT	Municipal	120.1	1.04
Guadalupe Valley Elec Coop Inc	TX	Cooperative	143.2	1.61
Guernsey-Muskingum El Coop Inc	OH	Cooperative	545.3	2.86
Gulf Coast Electric Coop, Inc	FL	Cooperative	781.0	4.90
Gulf Power Co	FL	IOU	-	-
Habersham Electric Membership Corp	GA	Cooperative	323.2	2.54
Hancock-Wood Electric Coop Inc	OH	Cooperative	70.0	0.85
Harrison County Rural E M C	IN	Cooperative	906.0	3.80
Hart Electric Member Corp	GA	Cooperative	97.8	1.30
Hartford Electric	WI	Municipal	29.8	0.25
Hawaii Electric Light Co Inc	HI	IOU	245.9	2.61
Hawaiian Electric Co Inc	HI	IOU	149.5	1.12
Haywood Electric Member Corp	NC	Cooperative	635.4	3.75
Heart of Texas Electric Coop	TX	Cooperative	674.7	2.27
Heartland Power Coop	IA	Cooperative	54.9	0.65
Henderson City Utility Comm	KY	Municipal	34.9	0.80
Hendricks County Rural E M C	IN	Cooperative	229.1	1.50
High Plains Power Inc	WY	Cooperative	325.6	-
HILCO Electric Cooperative, Inc.	TX	Cooperative	149.8	1.33
Holmes-Wayne Electric Coop Inc	OH	Cooperative	581.0	2.96
Holston Electric Coop, Inc	TN	Cooperative	235.4	3.07
Holy Cross Electric Assn, Inc	CO	Cooperative	60.5	0.85
Homer Electric Assn Inc	AK	Cooperative	851.2	3.88
Horry Electric Coop Inc	SC	Cooperative	156.0	1.54
Houston County Elec Coop Inc	TX	Cooperative	816.6	5.33
Hutchinson Utilities Comm	MN	Municipal	1.8	0.12
Idaho Power Co	ID	IOU	130.4	1.07
Imperial Irrigation District	CA	Municipal	164.4	0.94
Indian Electric Coop, Inc	OK	Cooperative	320.7	0.42
Indiana Michigan Power Co	IN	IOU	155.1	0.85
Inland Power & Light Company	WA	Cooperative	219.0	1.20
Inter County Energy Coop Corp - (KY)	KY	Cooperative	163.3	1.33
Intercounty Electric Coop Assn - (MO)	MO	Cooperative	464.9	2.62
Interstate Power and Light Co	IA	IOU	149.4	1.00
Iowa Lakes Electric Coop	IA	Cooperative	51.7	0.51
Itasca-Mantrap Co-op Electrical Assn	MN	Cooperative	162.1	2.99
Jackson County Rural E M C - (IN)	IN	Cooperative	333.1	2.37
Jackson Electric Member Corp - (GA)	GA	Cooperative	208.8	1.58
Jackson Energy Coop Corp - (KY)	KY	Cooperative	1455.0	3.63
Jackson Purchase Energy Corporation	KY	Cooperative	418.6	2.66
Jamestown Board of Public Util	NY	Municipal	43.1	1.59
Jasper County Rural E M C	IN	Cooperative	300.2	3.32
Jasper-Newton Elec Coop, Inc	TX	Cooperative	615.5	5.30
JEA	FL	Municipal	64.6	-

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