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Editor: Katerine G., Editor & Data Researcher · Research & publishing: Electric Consumer Editorial Team · Data retrieved · Sources named on this page: EIA-861, EIA retail sales · How we got these numbers · Report an error

Adams-Columbia Electric Coop: 17.63 ¢/kWh for homes, 140 minutes of SAIDI

Roughly 39,455 Wisconsin accounts belong to Adams-Columbia Electric Coop, classed by EIA as cooperative; the residential count is 35,910. Major event days make 0% of its yearly outage minutes (140 with them, 140 without).

Coal-fired power plant near Portage, Wisconsin
Coal power plant by Portage, Wisconsin. Photo by Wikideas1, CC0, Wikimedia Commons. Illustrative, not a listed utility's plant.

At 615 kWh a month a Adams-Columbia Electric Coop home pays about $108 in energy: 17.63 ¢/kWh, 2.6% above the Wisconsin average of 17.18 ¢.

Major event days make 0% of its yearly outage minutes (140 with them, 140 without).

Adams-Columbia Electric Coop: major event days

Share of SAIDI from major events
0%140 minutes with events, 140 without

Major events weigh on Adams-Columbia Electric Coop: 140 minutes with them, 140 without, so 0% of the total comes from event days, 1.00 times the everyday figure.

SAIFI adds the frequency view: 1.15 interruptions a customer a year, 1.13 times the national median (1.01), with 122 minutes per interruption.

How it compares

Adams-Columbia Electric Coop
Adams-Columbia Electric Coop, 2024HomeBusinessBillSAIDI
Adams-Columbia Electric Coop17.63 ¢/kWh12.93 ¢/kWh$108at 615 kWh140 minSAIDI
Wisconsin average against this company, which is 5 of 7 on price-0.45 ¢/kWhcompany 2.6% above-0.30 ¢/kWhcompany 2.4% above-$3a month at 615 kWh-100 mincompany 100 above
Wisconsin Public Service CorpLowest in this table16.23 ¢/kWhcompany 8.6% above11.20 ¢/kWhcompany 15.5% above$1009 less than company95 mincompany 45 above

Compare 58 Wisconsin companies

Adams-Columbia Electric Coop: 2025

Adams-Columbia Electric Coop: +7.7% on 2024 for homes, Wisconsin +5.7%.

Adams-Columbia Electric Coop home price, 2025
18.98 ¢/kWh+7.7% on 2024, early release
Adams-Columbia Electric Coop SAIDI, 2025
66 min-53% on 2024, early release
Adams-Columbia Electric Coop against Wisconsin, 2025
+2.0 pointsAdams-Columbia Electric Coop +7.7%, Wisconsin +5.7%, price in Wisconsin 18.16 ¢

Adams-Columbia Electric Coop reported 18.98 ¢/kWh for homes in 2025, +7.7% on its 2024 figure of 17.63, while the Wisconsin average moved +5.7%. Its SAIDI is 66 minutes against 140 in 2024.

Carbon context

Adams-Columbia Electric Coop serves 35,910 homes in Wisconsin. At 615 kWh a month that is about 323 kg of CO₂, or 3,874 kg a year, at the Wisconsin plant rate, state generation and not this utility: Wisconsin generation mix.

Adams-Columbia Electric Coop charts

Residential price since 2015: 17.63 ¢ in 2024

15.72 ¢ in 2015, 17.63 ¢ in 2024 (+12.2%); Wisconsin 14.11 to 17.18 ¢.

Adams-Columbia Electric Coop residential price 2015-2024, 2015 to 2024: 10 rows
YearAdams-Columbia Electric CoopGap to Wisconsin residentialGap to U.S. residential
201515.72+1.61+3.07
201615.97+1.90+3.42
201716.47+2.12+3.58
201816.02+2.00+3.15
201916.19+2.01+3.18
202015.94+1.62+2.79
202115.82+1.30+2.16
202217.20+1.58+2.16
202317.43+0.55+1.43
202417.63+0.45+1.15

10 rows from EIA retail sales.

CSV

Adams-Columbia Electric Coop SAIDI, 2015-2024

67 min in 2015, 140 in 2024.

Adams-Columbia Electric Coop SAIDI by year, 2015 to 2024: 10 rows
YearAdams-Columbia Electri, no major eventsAdams-Columbia Electri, all events
201567121
2016115147
2017143346
201850387
2019140140
2020156156
20219999
2022280280
2023229229
2024140140

10 rows from EIA-861 survey.

CSV

Reliability: SAIDI 140.0 min

140.0 min, 1.41x the median reporter, rank 432 of 673.

min

  • Company, no major events140.0
  • Company, with major events140.0

Adams-Columbia Electric Coop, Reliability: EIA-861 survey.

CSV

Analyst note

From 15.72 ¢ in 2015 to 17.63 ¢ in 2024, a move of +12.2%: Adams-Columbia Electric Coop lagged its state (+21.8%) by 9.6 points, and -18.1 points against the U.S. Adams-Columbia Electric Coop's sharpest move came in 2022, +8.7%. The latest year is the high at 17.63 ¢; the low was 15.72 ¢ (2015). 2024: +1.1% here, +1.8% for the Wisconsin average. SAIDI at Adams-Columbia Electric Coop (major events excluded) rose from 67 minutes in 2015 to 140 in 2024, +108%; worst year 2022 at 280. Against the national median, Adams-Columbia Electric Coop came in lower on SAIDI in 2 of 10 years, and 2024 ended at 140 minutes, +41 from the median. 2018: 387 minutes with major events, 50 without, the widest gap of any year. Adams-Columbia Electric Coop has 4 cheaper and 2 higher-priced Wisconsin peers among 7 with 20,000+ homes. Next cheaper, Wisconsin Power & Light Co, bills 16.89 ¢ (-0.74). Next higher-priced, Wisconsin Electric Power Co, bills 19.23 ¢ (+1.60).

Both measures lean against customers: 2.6% above the Wisconsin average on price and 1.4x the national median on outage minutes (140).

Home accounts at Adams-Columbia Electric Coop went from 33,718 in 2015 to 35,910 in 2024, +6.5%. Business customers paid 0.73 times the home price in 2024 (12.94 against 17.63 ¢); the ratio was 0.78 in 2015. SAIFI went from 0.59 in 2015 to 1.15 in 2024, between 0.46 and 1.15.

Facts

Customer accounts
39,4551.2% of Wisconsin total
Residential accounts
35,9101.3% of Wisconsin homes
Commercial accounts
2,5186.4% of the base
Residential rate
17.63 ¢/kWhplace 5 of 7, +2.6% against the state
Commercial rate
12.93 ¢/kWhplace 19 of 23, +2.4% against the state
SAIDI, no major events
140.0 minbetter than 36% of reporters
SAIFI, no major events
1.151.13x the median
SAIDI with major events
140.0 min0.0% from event days
Net-metered capacity
2.4 MW326 installations
Counties served
12all in Wisconsin
Average residential use
7,382 kWh/yr615 a month
Implied monthly bill
$108+$7 on the U.S. rate, 615 kWh
Residential rate since 2015
+12.2%15.72 to 17.63 ¢/kWh
SAIDI trend
+108%67 min in 2015, 140 in 2024

Data tables

2024 by sector, Adams-Columbia Electric Coop

Adams-Columbia Electric Coop sectorAccountsRate ¢/kWhGap to Wisconsin ¢/kWh
Residential35,91017.63+0.45
Commercial2,51812.93+0.30

Year by year, Adams-Columbia Electric Coop

YearHome accounts, Adams-Columbia ElectriHome ¢Business ¢RatioSAIDISAIFI
201533,71815.7212.230.78670.59
201633,91515.9712.310.771150.85
201734,13816.4712.750.771430.78
201834,20716.0212.440.78500.46
201934,32316.1912.600.781400.95
202034,63315.9412.430.781560.71
202135,00215.8212.280.78990.74
202235,33317.2013.770.802801.01
202335,64917.4313.200.762291.09
202435,91017.6312.940.731401.15

Peers of Adams-Columbia Electric Coop in Wisconsin, place 5 of 7 on home price

Utility near Adams-Columbia Electric Coop on priceSAIDI min, gap to Adams-Columbia Electric CoopHome ¢, gap to Adams-Columbia Electric CoopGap % to Adams-Columbia Electric CoopAccounts, Adams-Columbia Electric Coop = 1
2. Polk-Burnett Electric Coop-90-1.73-9.8%0.56
3. Wisconsin Public Service Corp-45-1.40-7.9%11.86
4. Wisconsin Power & Light CoNo data-0.74-4.2%12.71
5. Adams-Columbia Electric Coop (this utility)14017.63-1.00
6. Wisconsin Electric Power Co-31+1.60+9.1%29.66
7. Madison Gas & Electric Co-98+2.70+15.3%4.28

Who buys Adams-Columbia Electric Coop's electricity

Class at Adams-Columbia Electric CoopAccountsOf Adams-Columbia Electric Coop accountsOf Adams-Columbia Electric Coop MWh soldkWh a year per Adams-Columbia Electric Coop account
Residential35,91091.0%44.3%7,382
Commercial2,5186.4%15.5%36,761
Industrial and other1,0272.60%40.3%234,847

Adams-Columbia Electric Coop: meters, rate options and solar

MeasureAdams-Columbia Electric CoopWisconsin contextAdams-Columbia Electric Coop detail
Adams-Columbia Electric Coop home meters on AMI100.0%Wisconsin 89.8%35,910 of 35,910 meters
Homes with daily digital access35,910Wisconsin figure not published100% of the 35,910 home accounts
Time-of-use rate for Adams-Columbia Electric Coop homesOffered50 of 81 Wisconsin utilities offer one555 homes on dynamic pricing, 1.55% of 35,910
Net-metered installations32697% residential8.8 homes per 1,000 accounts, 7.5 kW average

Monthly energy cost by use, Adams-Columbia Electric Coop

kWhShare of a 615 kWh monthCost a month at 17.63 ¢vs U.S.Cost a year
25041%$44.08+$2.88$529
50081%$88.17+$5.77$1,058
750122%$132.25+$8.65$1,587
1,000163%$176.33+$11.53$2,116
1,500244%$264.50+$17.30$3,174
2,000325%$352.66+$23.06$4,232

Outage record, Adams-Columbia Electric Coop

Measure, Adams-Columbia ElectNo eventsAll eventsConverted
SAIDI minutes140.0140.02.33 h
SAIFI interruptions1.1471.1470.87 yr apart
CAIDI minutes122.1122.12.03 h

Territory of Adams-Columbia Electric Coop

12 Wisconsin counties, region MRO:

Counties served by Adams-Columbia Electric CoopPortageWoodGreen LakeJeffersonWausharaMarquetteAdamsDodgeColumbiaDaneWaupacaSauk

Wisconsin other states: 12 of 12 counties of Adams-Columbia Electric Coop drawn

Adams-Columbia Electric Coop: 12 counties listed by EIA-861, Census 2023 outlines.

CSV
County list
  • Adams
  • Columbia
  • Dane
  • Dodge
  • Green Lake
  • Jefferson
  • Marquette
  • Portage
  • Sauk
  • Waupaca
  • Waushara
  • Wood

Questions on Adams-Columbia Electric Coop

How many customers does Adams-Columbia Electric Coop serve in Wisconsin?

39,455 accounts in 2024: residential 35,910, commercial 2,518, industrial 1,027.

What is the average residential rate of Adams-Columbia Electric Coop?

In 2024 homes paid 17.63 cents; against the Wisconsin average that is +2.6%.

How reliable is Adams-Columbia Electric Coop by SAIDI and SAIFI?

SAIDI 140.0 min and SAIFI 1.15 a year, major events excluded; ratio to the national median 1.41, CAIDI 122 min.

How much solar net metering is on the Adams-Columbia Electric Coop grid?

326 installations with 2.4 MW, of which residential installations number 315.

What is the monthly bill at Adams-Columbia Electric Coop for average use?

615 kWh at 17.63 cents comes to about $108, energy only.

How does Adams-Columbia Electric Coop rank on price within Wisconsin?

Rank 5 of 7 in Wisconsin on price, +2.6% against the state average; 4 charge less than 17.63 ¢.

How much of the Adams-Columbia Electric Coop load is business?

Homes take 44.3% of 598,848 MWh, commercial accounts 15.5%, industrial and other 40.3%; the 2,518 commercial accounts use 36,761 kWh each, 5.0 times a home.

Does Adams-Columbia Electric Coop have smart meters or TOU rates?

35,910 of 35,910 home meters are AMI, 100.0%. Adams-Columbia Electric Coop offers a home time-of-use rate; 555 customers use dynamic pricing, 1.55% of its homes.

Since 2015, has Adams-Columbia Electric Coop become cheaper than other Wisconsin utilities?

5th cheapest of 6 in 2015, 5th of 7 in 2024; its price rose 12.2% while Wisconsin rose 21.8%.

What did Adams-Columbia Electric Coop charge homes in 2025?

18.98 cents per kWh, +7.7% on the 17.63 of 2024 (EIA early release for 2025).

Utilities with a similar home price

Home prices nearest to Adams-Columbia Electric Coop at 17.63 ¢/kWh in 2024, among companies with a page here, any state.

More on Adams-Columbia Electric Coop

Rate plans on file

1 home plan record, energy charges: 10.5 ¢/kWh.

Who offers time-of-use and tiered rates (17 Apr 2026 snapshot).

Primary sources for Adams-Columbia Electric Coop: 17.63 ¢/kWh for homes, 140 minutes of SAIDI

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At 615 kWh a month a Adams-Columbia Electric Coop home pays about $108 in energy: 17.63 ¢/kWh, 2.6% above the Wisconsin average of 17.18 ¢.