Living in Walnut Grove, MO: what to set up and who to call
Walnut Grove PWS reported one health-based violation to EPA in the last five years: a bacteria testing requirement (Revised Total Coliform Rule), beginning Dec 2025. Power in Walnut Grove comes from Ozark Electric Coop, a cooperative utility rather than a private company.
I’m new in town
What to set up in Walnut Grove, 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 Walnut Grove.
Power comes from Ozark Electric Coop
Ozark Electric Coop (Ozark Electric Coop Inc - (MO)), a cooperative utility, serves all of Walnut Grove. Its homes paid an average of 15.6¢ per kWh in 2025, about $180 a month (its average across Missouri).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Walnut Grove PWS
Walnut Grove PWS supplies almost all of Walnut Grove. It draws ground water and serves 762 people in all.
1 health-based violation reported to EPA in the five years to October 2026: a bacteria testing requirement (Revised Total Coliform Rule), beginning Dec 2025. 78% of the 5,327 systems serving 501–1,000 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2024–Dec 2026, was 0.0 ppb, below the 15 ppb action level that applied. 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. MO5010829.
5 home internet providers serve Walnut Grove
100% of 320 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Mediacom Xtream | Cable | 99% | 1,000/50 |
| AT&T | DSL | 22% | 10/1 |
| Total HighSpeed Internet Solutions | Fixed wireless | 100% | 30/10 |
| Wisper | Fixed wireless | 61% | 400/30 |
| Verizon | Fixed wireless | 47% | 25/6 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Walnut Grove’s trash rules yet
Pickup rules, the dump and recycling in Walnut Grove.
Where your child goes to school
Public school districts and the school path by grade.
Walnut Grove is in Walnut Grove R-V 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 Feb 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Walnut Grove is in ZIP code 65770
ZIP codes where Walnut Grove residents live, with the share of the town in each.
| ZIP | Post office name | Share of Walnut Grove | ZIP’s residents in Walnut Grove |
|---|---|---|---|
| 65770 | Walnut Grove, MO | 100% | 21% |
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 Walnut Grove
Who supplies Walnut Grove’s drinking water, and has it had violations?
Walnut Grove PWS (EPA ID MO5010829). It reported 1 health-based violation to EPA in the five years to October 2026: a bacteria testing requirement (Revised Total Coliform Rule). 78% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.
Who provides electricity in Walnut Grove?
Ozark Electric Coop (Ozark Electric Coop Inc - (MO)), a cooperative utility. Its homes paid about 15.6¢ per kWh in 2025 (EIA).
What internet providers serve Walnut Grove?
Mediacom Xtream, AT&T, Total HighSpeed Internet Solutions, Wisper, Verizon (FCC, as of December 2025).
What ZIP codes are in Walnut Grove?
65770. Census 2020 ZIP Code Tabulation Areas.
What school district is Walnut Grove in?
Walnut Grove R-V School District.
How do I register to vote in Walnut Grove?
In Missouri you can register online until 27 days before Election Day, in person until 27 days before Election Day, or by mail (postmarked 27 days before). Elections here are run by the Greene. Check your registration at voteroutreach.sos.mo.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.