SAIDI
12 min per year
Average outage minutes (2023)
What This Utility Data Tells You
Wyandotte Municipal Serv Comm is a municipally-owned utility operating in Michigan under EIA identifier 21048. It reports service to approximately 12,775 customer accounts and generated about $0.03 billion in annual electric revenue, with a service footprint spanning 4 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 Wyandotte Municipal Serv Comm customer experienced 12.4 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 0.08 for the same period, so customers statistically faced roughly 0 distinct interruptions that year.
The EIA dataset includes 4 years of continuous reporting (2020–2023) for Wyandotte Municipal Serv Comm, which lets you see whether reliability is trending up or down rather than judging from a single snapshot. SAIDI has improved from 75.1 to 12.4 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.
SAIFI
0.08 interruptions/yr
Outage frequency (2023)
Customers
12,775
Served in Michigan
SAIDI vs. National Average (180 min) 3.1%
12 minutes per customer per year
Minutes without power per year (2023)
Reliability Trend (2020–2023)
| Year | SAIDI (min) | SAIDI nMED | SAIFI | Customers |
|---|---|---|---|---|
| 2020 | 75.1 | — | 0.401 | — |
| 2021 | 62.5 | — | 0.229 | — |
| 2022 | 84.8 | — | 0.463 | — |
| 2023 | 12.4 | — | 0.078 | — |
SAIDI nMED = SAIDI without major event days. Source: EIA Form 861.
Service Area
Wyandotte Municipal Serv Comm serves 4 ZIP codes in Michigan.
48146481924819348195
Frequently Asked Questions
How reliable is Wyandotte Municipal Serv Comm?
Wyandotte Municipal Serv Comm had a SAIDI of 12.4 minutes in 2023, meaning the average customer experienced about 12 minutes of outages that year. This is below the national average, indicating above-average reliability.
What type of utility is Wyandotte Municipal Serv Comm?
Wyandotte Municipal Serv Comm is classified as a Municipal serving Michigan. Municipal utilities are owned and operated by local governments.
What does SAIDI mean for Wyandotte Municipal Serv Comm?
SAIDI (System Average Interruption Duration Index) measures the average total minutes per year that a customer of Wyandotte Municipal Serv Comm experiences power outages. A lower SAIDI indicates better reliability. The national average is roughly 120-180 minutes per year, so comparing Wyandotte Municipal Serv Comm's SAIDI to that benchmark shows whether this utility is above or below average.
How many customers does Wyandotte Municipal Serv Comm serve?
Wyandotte Municipal Serv Comm serves approximately 12,775 customers in Michigan. Customer count can affect reliability metrics because larger utilities may face different infrastructure challenges compared to smaller ones.
How has Wyandotte Municipal Serv Comm's reliability changed over time?
Wyandotte Municipal Serv Comm 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
- Michigan
- Customers
- 12,775
- Annual Revenue
- $0.03B
- EIA ID
- 21048
Related Data
Guides
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.
Read our methodology — how this data is sourced, computed, and verified.