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
City of Piqua - (OH) OH Municipal 50.2 0.70
City of Plymouth - (WI) WI Municipal 28.5 0.38
City of Ponca City - (OK) OK Municipal 85.8 0.94
City of Poplar Bluff - (MO) MO Municipal 57.3 0.69
City of Pulaski - (TN) TN Municipal 540.5 5.14
City of Redding - (CA) CA Municipal 35.3 0.54
City of Richland - (WA) WA Municipal 77.5 1.01
City of Richland Center - (WI) WI Municipal 0.4 0.36
City of Richmond - (IN) IN Municipal 139.0 3.83
City of Ripley - (TN) TN Municipal 258.3 2.14
City of River Falls WI Municipal 38.7 0.17
City of Riverside - (CA) CA Municipal 67.4 0.53
City of Rock Hill - (SC) SC Municipal 53.3 0.78
City of Rockwood - (TN) TN Municipal 1029.0 3.47
City of Rocky Mount - (NC) NC Municipal 115.5 1.59
City of Rolla - (MO) MO Municipal 122.1 2.46
City of Roseville - (CA) CA Municipal 15.8 0.14
City of Ruston - (LA) LA Municipal 244.8 1.93
City of Salem - (VA) VA Municipal 22.7 0.25
City of San Antonio - (TX) TX Municipal 169.7 1.65
City of San Marcos - (TX) TX Municipal 26.7 0.19
City of Santa Clara - (CA) CA Municipal 148.5 1.34
City of Scottsboro - (AL) AL Municipal 184.5 5.15
City of Seattle - (WA) WA Municipal 95.7 0.60
City of Seguin - (TX) TX Municipal 51.8 0.59
City of Shasta Lake - (CA) CA Municipal 137.5 0.89
City of Shelbyville - (TN) TN Municipal 57.1 0.79
City of Sikeston - (MO) MO Municipal - -
City of Siloam Springs - (AR) AR Municipal 14.1 0.23
City of Springfield - (IL) IL Municipal 62.5 0.89
City of Springfield - (OR) OR Municipal 22.1 0.26
City of Springville - (UT) UT Municipal 34.2 0.30
City of St Charles - (IL) IL Municipal 58.5 0.56
City of St George UT Municipal 37.0 -
City of Starkville MS Municipal 82.7 1.60
City of Statesville - (NC) NC Municipal 50.5 0.92
City of Stoughton - (WI) WI Municipal 89.6 0.79
City of Sturgeon Bay - (WI) WI Municipal 11.7 0.06
City of Sturgis - (MI) MI Municipal 150.9 1.07
City of Tacoma - (WA) WA Municipal 55.2 0.60
City of Tallahassee - (FL) FL Municipal 352.6 3.02
City of Taunton MA Municipal 87.5 3.51
City of Thomasville - (GA) GA Municipal 784.5 5.11
City of Traverse City - (MI) MI Municipal 26.5 0.30
City of Troy - (AL) AL Municipal - -
City of Vernon CA Municipal 29.7 0.53
City of Wadsworth - (OH) OH Municipal 55.0 0.35
City of Wapakoneta - (OH) OH Municipal 178.9 0.41
City of Westerville - (OH) OH Municipal 44.6 0.52
City of Westfield - (MA) MA Municipal 421.0 3.98
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