Photo: Brian Stansberry · CC BY 4.0Living in Hollow Rock, TN: what to set up and who to call
Tap water in most of Hollow Rock comes from Hollow Rock Water Dept, which has a clean five-year EPA record (about 22% of systems its size had a health-based violation) and a latest lead result of 0.4 ppb. Power in Hollow Rock comes from Carroll County, a municipal utility rather than a private company.
I’m new in town
What to set up in Hollow Rock, 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 Hollow Rock.
Power comes from Carroll County
Carroll County (Carroll County - (TN)), a municipal utility, serves all of Hollow Rock. Its homes paid an average of 12.7¢ per kWh in 2025, about $157 a month (its average across Tennessee).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Hollow Rock Water Dept
Hollow Rock Water Dept supplies Hollow Rock: about 88% of residents live in its service area. Trezevant Water System serves another 12%. About 8% 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 954 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 5,327 systems serving 501–1,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2026–Dec 2028, was 0.4 ppb, below the 15 ppb action level that applied. That’s lower than 58% of similar systems’ latest results.
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. Violations are counted by the start of their compliance period. TN0000310.
5 home internet providers serve Hollow Rock
100% of 414 addresses can get 100/20 Mbps; 99% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| TDS Telecom | Fiber, DSL | 100% | 8,000/8,000 |
| Spectrum | Cable, Fiber | 97% | 1,000/35 |
| T-Mobile | Fixed wireless | 58% | 100/20 |
| Verizon | Fixed wireless | 48% | 300/20 |
| AT&T | Fixed wireless | 12% | 25/3 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Hollow Rock’s trash rules yet
Pickup rules, the dump and recycling in Hollow Rock.
Where your child goes to school
Public school districts and the school path by grade.
Hollow Rock is in Hollow Rock-Bruceton Special 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 Sep 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Hollow Rock is in ZIP code 38342
ZIP codes where Hollow Rock residents live, with the share of the town in each.
| ZIP | Post office name | Share of Hollow Rock | ZIP’s residents in Hollow Rock |
|---|---|---|---|
| 38342 | Hollow Rock, TN | 100% | 53% |
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 Hollow Rock
Who supplies Hollow Rock’s drinking water, and has it had violations?
Hollow Rock Water Dept (EPA ID TN0000310). It reported no health-based violations to EPA in the five years to October 2026; 78% of systems its size had none. Its latest lead 90th percentile was 0.4 ppb (Jan 2026–Dec 2028), against a 15 ppb action level.
Who provides electricity in Hollow Rock?
Carroll County (Carroll County - (TN)), a municipal utility. Its homes paid about 12.7¢ per kWh in 2025 (EIA).
What internet providers serve Hollow Rock?
TDS Telecom, Spectrum, T-Mobile, Verizon, AT&T (FCC, as of December 2025).
What ZIP codes are in Hollow Rock?
38342. Census 2020 ZIP Code Tabulation Areas.
What school district is Hollow Rock in?
Hollow Rock-Bruceton Special School District.
How do I register to vote in Hollow Rock?
In Tennessee you can register online until 30 days before Election Day, in person until 30 days before Election Day, or by mail (postmarked 30 days before). Elections here are run by the Carroll County Election Commission. Check your registration at tnmap.tn.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.