Municipal Massachusetts

Town of Braintree - (MA)

6min
SAIDI 2023
0.10
SAIFI 2023
16,752
Customers

What This Utility Data Tells You

Town of Braintree - (MA) is a municipally-owned utility operating in Massachusetts under EIA identifier 2144. It reports service to approximately 16,752 customer accounts and generated about $0.05 billion in annual electric revenue, with a service footprint spanning 7 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 Town of Braintree - (MA) customer experienced 5.8 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 0.10 for the same period, so customers statistically faced roughly 0 distinct interruptions that year. Excluding major event days (hurricanes, ice storms), SAIDI drops to 5.8 minutes — the gap between that figure and the headline 5.8 reveals how much weather, not day-to-day infrastructure, drove outages.

The EIA dataset includes 4 years of continuous reporting (2020–2023) for Town of Braintree - (MA), which lets you see whether reliability is trending up or down rather than judging from a single snapshot. SAIDI has increased from 3.9 to 5.8 minutes, which may reflect either worsening weather exposure or delayed grid modernization. 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

6 min per year

Average outage minutes (2023)

SAIFI

0.10 interruptions/yr

Outage frequency (2023)

Customers

16,752

Served in Massachusetts

SAIDI vs. National Average (180 min) 1.5%

6 minutes per customer per year

Town of Braintree - (MA) SAIDI

Minutes without power per year (2023)

6 SAIDI6 SAIDINat. avg 120120SAIDI6SAIDI

Excellent

Reliability Trend (2020–2023)

Year SAIDI (min) SAIDI nMED SAIFI Customers
2020 3.9 3.9 0.040 16,924
2021 55.6 4.6 0.070 16,745
2022 1.9 1.9 0.030 16,738
2023 5.8 5.8 0.100 16,587

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

Service Area

Town of Braintree - (MA) serves 7 ZIP codes in Massachusetts.

02169021840218502188021900234302368

Frequently Asked Questions

How reliable is Town of Braintree - (MA)?

Town of Braintree - (MA) had a SAIDI of 5.8 minutes in 2023, meaning the average customer experienced about 6 minutes of outages that year. This is below the national average, indicating above-average reliability.

What type of utility is Town of Braintree - (MA)?

Town of Braintree - (MA) is classified as a Municipal serving Massachusetts. Municipal utilities are owned and operated by local governments.

What does SAIDI mean for Town of Braintree - (MA)?

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

How many customers does Town of Braintree - (MA) serve?

Town of Braintree - (MA) serves approximately 16,752 customers in Massachusetts. Customer count can affect reliability metrics because larger utilities may face different infrastructure challenges compared to smaller ones.

How has Town of Braintree - (MA)'s reliability changed over time?

Town of Braintree - (MA) 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
Customers
16,752
Annual Revenue
$0.05B
EIA ID
2144
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.