Living in Diaz, AR: what to set up and who to call
Diaz 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 Oct 2023. Unity Health - Newport, 2.8 miles away, is the nearest emergency room.
I’m new in town
What to set up in Diaz, 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 Diaz.
Power comes from Entergy Arkansas
Entergy Arkansas (Entergy Arkansas LLC), an investor-owned utility, serves all of Diaz. Its homes paid an average of 13.4¢ per kWh in 2025, about $145 a month (its average across Arkansas).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Diaz Waterworks
Diaz Waterworks supplies almost all of Diaz. It buys treated ground water (EPA lists Newport Waterworks as seller) and serves 1,215 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 Oct 2023. 78% of the 7,966 systems serving 1,001–3,300 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan 1999–Dec 2001, was 1.0 ppb, below the 15 ppb action level that applied. It’s from 2001: EPA has no newer result for this system.
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. AR0000269.
6 home internet providers serve Diaz
97% of 546 addresses can get 100/20 Mbps; 91% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Optimum | Cable | 87% | 940/35 |
| Right Fiber | Fiber | 53% | 5,000/5,000 |
| Farmers Rural Connect | Fiber | 35% | 5,000/5,000 |
| T-Mobile | Fixed wireless | 76% | 100/20 |
| Verizon | Fixed wireless | 28% | 300/20 |
| Hillbilly Wireless | Fixed wireless | 17% | 25/3 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Diaz’s trash rules yet
Pickup rules, the dump and recycling in Diaz.
Where your child goes to school
Public school districts and the school path by grade.
Most of Diaz (73%) is in Newport School District; parts are in Jackson County School District (27%).
B−School gradeSee 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 Aug 2015; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Diaz is in ZIP code 72112
ZIP codes where Diaz residents live, with the share of the town in each.
| ZIP | Post office name | Share of Diaz | ZIP’s residents in Diaz |
|---|---|---|---|
| 72112 | Newport, AR | 100% | 11% |
72043 is P.O. box or single-organization ZIP with no homes.
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 Diaz
Who supplies Diaz’s drinking water, and has it had violations?
Diaz Waterworks (EPA ID AR0000269). 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). 78% of systems its size had none. Its latest lead 90th percentile was 1.0 ppb (Jan 1999–Dec 2001), against a 15 ppb action level.
Who provides electricity in Diaz?
Entergy Arkansas (Entergy Arkansas LLC), an investor-owned utility. Its homes paid about 13.4¢ per kWh in 2025 (EIA).
What internet providers serve Diaz?
Optimum, Right Fiber, Farmers Rural Connect, T-Mobile, Verizon, Hillbilly Wireless (FCC, as of December 2025).
What ZIP codes are in Diaz?
72112. Census 2020 ZIP Code Tabulation Areas.
What school district is Diaz in?
Newport School District. Parts of the city are in Jackson County School District.
How do I register to vote in Diaz?
Arkansas has no online registration; you can register in person until 30 days before Election Day or by mail (postmarked 30 days before). Elections here are run by the Jackson County Clerk. Check your registration at voterview.ar-nova.org.
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.