Municipal Mississippi

City of Columbus - (MS)

86min
SAIDI 2023
0.91
SAIFI 2023
12,664
Customers

What This Utility Data Tells You

City of Columbus - (MS) is a municipally-owned utility operating in Mississippi under EIA identifier 4068. It reports service to approximately 12,664 customer accounts and generated about $0.04 billion in annual electric revenue, with a service footprint spanning 5 ZIP codes. As a municipal utility, it is typically governed by a local board or city council and is exempt from federal income tax.

In 2023, the average City of Columbus - (MS) customer experienced 86.2 minutes of power interruptions — a metric called SAIDI (System Average Interruption Duration Index). That places this utility well below the 120–180 minute national benchmark, signaling strong grid hardening and fast restoration practices. SAIFI — the average number of outage events per customer — was 0.91 for the same period, so customers statistically faced roughly 1 distinct interruption that year. Excluding major event days (hurricanes, ice storms), SAIDI drops to 67.5 minutes — the gap between that figure and the headline 86.2 reveals how much weather, not day-to-day infrastructure, drove outages.

The EIA dataset includes 4 years of continuous reporting (2020–2023) for City of Columbus - (MS), which lets you see whether reliability is trending up or down rather than judging from a single snapshot. SAIDI has improved from 152.6 to 86.2 minutes over that window — a meaningful direction for prospective customers and regulators watching capital investment outcomes. All figures on this page come directly from EIA Form 861, the federal annual electric power industry survey, with service territory ZIPs sourced from OpenEI — you can cross-reference them with your own utility bill or use them when comparing providers before relocating.

SAIDI

86 min per year

Average outage minutes (2023)

SAIFI

0.91 interruptions/yr

Outage frequency (2023)

Customers

12,664

Served in Mississippi

SAIDI vs. National Average (180 min) 21.6%

86 minutes per customer per year

City of Columbus - (MS) SAIDI

Minutes without power per year (2023)

86 SAIDI86 SAIDINat. avg 120120SAIDI86SAIDI

Good

Reliability Trend (2020–2023)

Year SAIDI (min) SAIDI nMED SAIFI Customers
2020 152.6 28.7 1.164 12,752
2021 599.5 26.5 0.825 12,700
2022 92.2 22.5 0.760 12,698
2023 86.2 67.5 0.911 12,752

SAIDI nMED = SAIDI without major event days. Source: EIA Form 861.

Service Area

City of Columbus - (MS) serves 5 ZIP codes in Mississippi.

3970139702397033970439705

Frequently Asked Questions

How reliable is City of Columbus - (MS)?

City of Columbus - (MS) had a SAIDI of 86.2 minutes in 2023, meaning the average customer experienced about 86 minutes of outages that year. This is below the national average, indicating above-average reliability.

What type of utility is City of Columbus - (MS)?

City of Columbus - (MS) is classified as a Municipal serving Mississippi. Municipal utilities are owned and operated by local governments.

What does SAIDI mean for City of Columbus - (MS)?

SAIDI (System Average Interruption Duration Index) measures the average total minutes per year that a customer of City of Columbus - (MS) experiences power outages. A lower SAIDI indicates better reliability. The national average is roughly 120-180 minutes per year, so comparing City of Columbus - (MS)'s SAIDI to that benchmark shows whether this utility is above or below average.

How many customers does City of Columbus - (MS) serve?

City of Columbus - (MS) serves approximately 12,664 customers in Mississippi. Customer count can affect reliability metrics because larger utilities may face different infrastructure challenges compared to smaller ones.

How has City of Columbus - (MS)'s reliability changed over time?

City of Columbus - (MS) has 4 years of reliability data (2020-2023). SAIDI has remained relatively stable over this period. Review the trend table above for year-by-year detail.

What is SAIDI without major event days?

SAIDI "without major event days" (SAIDI nMED) excludes outages caused by hurricanes, ice storms, and other catastrophic weather events. It better reflects day-to-day infrastructure reliability rather than vulnerability to extreme weather. Both standard SAIDI and SAIDI nMED are shown in the reliability trend table above.

Utility Profile

Type
Municipal
State
Mississippi
Customers
12,664
Annual Revenue
$0.04B
EIA ID
4068
Data Source: U.S. Energy Information Administration Form 861 annual electric power industry survey. ZIP service territory from OpenEI.

Related

Data sourced from official EIA reliability statistics and OpenEI utility rate database. See our methodology for details. Retrieved and formatted by PlainUtility Editorial

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the U.S. Energy Information Administration (EIA) Form 861. Consult a qualified professional before making decisions based on this data.