Living in Tennyson, WI: what to set up and who to call
Tennyson Waterworks reported one health-based violation to EPA in the last five years: a disinfection byproducts requirement (Stage 1 Disinfectants and Disinfection Byproducts Rule), beginning Mar 2024. Power in Tennyson comes from Scenic Rivers Energy Coop, a cooperative utility rather than a private company.
I’m new in town
What to set up in Tennyson, and who provides it. Tap an answer for the details and where they come from.
Power, water and internet
Who to call to start service at a new address in Tennyson.
Power comes from Scenic Rivers Energy Coop
Scenic Rivers Energy Coop (Scenic Rivers Energy Coop), a cooperative utility, serves all of Tennyson. Its homes paid an average of 15.5¢ per kWh in 2025, about $177 a month (its average across Wisconsin).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Tennyson Waterworks
Tennyson Waterworks supplies Tennyson: about 93% of residents live in its service area. About 7% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws ground water and serves 367 people in all.
1 health-based violation reported to EPA in the five years to October 2026: a disinfection byproducts requirement (Stage 1 Disinfectants and Disinfection Byproducts Rule), beginning Mar 2024. 77% of the 15,074 systems serving 101–500 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jul–Oct 2020, was 0.0 ppb, below the 15 ppb action level that applied. It’s from 2020: EPA has no newer result for this system. Results below detection are reported as 0, so 0 doesn’t mean no lead at any tap.
The system’s full record: EPA ECHO report
EPA SDWIS via Envirofacts (violations pulled Oct 9, 2026) and ECHO (lead samples, 2026Q3); service area: EPA Community Water System Service Area Boundaries v3.0 (EPA’s estimate). Violations are counted by the start of their compliance period. WI1220120.
4 home internet providers serve Tennyson
100% of 161 addresses can get 100/20 Mbps; 99% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| TDS Telecom | Fiber, DSL | 100% | 8,000/8,000 |
| Mediacom Xtream | Cable | 99% | 1,000/50 |
| Verizon | Fixed wireless | 95% | 300/20 |
| Comelec Internet Services | Fixed wireless | 2% | 250/50 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Tennyson’s trash rules yet
Pickup rules, the dump and recycling in Tennyson.
Where your child goes to school
Public school districts and the school path by grade.
Tennyson is in Potosi School District.
Test scores and every school: see Schools →U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.
Town hall and registering to vote
Who to call, and how to register.
Election office: FVAP local election office directory, updated May 2026; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Tennyson is in ZIP code 53820
ZIP codes where Tennyson residents live, with the share of the town in each.
| ZIP | Post office name | Share of Tennyson | ZIP’s residents in Tennyson |
|---|---|---|---|
| 53820 | Potosi, WI | 100% | 14% |
Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.
Getting around, the ER and the library
One line each; the subject pages have the rest.
ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.
Questions about living in Tennyson
Who supplies Tennyson’s drinking water, and has it had violations?
Tennyson Waterworks (EPA ID WI1220120). It reported 1 health-based violation to EPA in the five years to October 2026: a disinfection byproducts requirement (Stage 1 Disinfectants and Disinfection Byproducts Rule). 77% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jul–Oct 2020), against a 15 ppb action level.
Who provides electricity in Tennyson?
Scenic Rivers Energy Coop (Scenic Rivers Energy Coop), a cooperative utility. Its homes paid about 15.5¢ per kWh in 2025 (EIA).
What internet providers serve Tennyson?
TDS Telecom, Mediacom Xtream, Verizon, Comelec Internet Services (FCC, as of December 2025).
What ZIP codes are in Tennyson?
53820. Census 2020 ZIP Code Tabulation Areas.
What school district is Tennyson in?
Potosi School District.
How do I register to vote in Tennyson?
In Wisconsin you can register online until 20 days before Election Day, in person up to and including Election Day, or by mail (postmarked 20 days before). Elections here are run by the Village of Tennyson Clerk. Check your registration at myvote.wi.gov.
Sources & dates
Every answer above names its source. Here they are with their dates.
- Water: EPA SDWIS (Envirofacts, pulled Oct 9, 2026), ECHO SDWA 2026Q3, EPA CWS Service Area Boundaries v3.0.
- Power: HIFLD Electric Retail Service Territories (map Aug 2023); EIA-861 final 2025.
- Trash: OpenStreetMap, Geofabrik extract of Oct 9, 2026. © OpenStreetMap contributors (ODbL).
- ZIP codes: Census 2020 ZCTA relationship files; GeoNames postal codes (CC BY 4.0).
- Schools: NCES Common Core of Data, 2024–25.
- Registration: vote.gov, updated Nov 18, 2024 (read Oct 10, 2026). Official sites and area codes: Wikidata.
- Election office: FVAP local election office directory (fetched Oct 10, 2026; each record dated), EAC EAVS 2024 jurisdictions; registration and lookup links from vote.gov’s state data, checked Oct 10, 2026.
- Internet: FCC National Broadband Map, as of December 2025.