State Highway 29 Bridge at the Colorado River · Photo: Larry D. Moore · CC BY 4.0Living in Buchanan Dam, TX: what to set up and who to call
Buchanan Dam has no town government of its own, so Llano County runs its elections and most services, and its children attend Burnet Consolidated Independent School District. Power in Buchanan Dam comes from Pedernales Electric Coop, a cooperative utility rather than a private company.
I’m new in town
What to set up in Buchanan Dam, 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 Buchanan Dam.
Power comes from Pedernales Electric Coop
Pedernales Electric Coop (Pedernales Electric Coop, Inc), a cooperative utility, serves all of Buchanan Dam. Its homes paid an average of 12.8¢ per kWh in 2025, about $153 a month (its average across Texas).
Start or move service: pec.coop · (830) 868-7155
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Lake Buchanan water system
The Lake Buchanan water system supplies Buchanan Dam: about 65% of residents live in its service area. 3 G WSC serves another 21%. About 12% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws surface water and serves 2,484 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 7,966 systems serving 1,001–3,300 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2024–Dec 2026, was 1.3 ppb, below the 15 ppb action level that applied. The highest in five years was 1.7 ppb. That’s higher than 59% 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. TX1500037.
Which providers serve Buchanan Dam
This card will list the home internet providers the FCC’s National Broadband Map shows in Buchanan Dam, the share of addresses that can get 100/20 Mbps and the share with fiber, with the map’s “as of” date.
Source to come: FCC Broadband Data Collection.
We don’t have Buchanan Dam’s trash rules yet
Pickup rules, the dump and recycling in Buchanan Dam.
Where your child goes to school
Public school districts and the school path by grade.
Most of Buchanan Dam (88%) is in Burnet Consolidated Independent School District; parts are in Llano Independent School District (12%).
C+School gradeSee Schools →U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.
No town hall: the county runs things
Buchanan Dam is unincorporated, so Llano County is the local government.
Election office: FVAP local election office directory, updated Jun 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Buchanan Dam spans 2 ZIP codes
ZIP codes where Buchanan Dam residents live, with the share of the town in each.
| ZIP | Post office name | Share of Buchanan Dam | ZIP’s residents in Buchanan Dam |
|---|---|---|---|
| 78609 | Buchanan Dam, TX | 94% | 78% |
| 78611 | Burnet, TX | 5% | 1% |
A few homes fall in 78607.
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 Buchanan Dam
Who supplies Buchanan Dam’s drinking water, and has it had violations?
The Lake Buchanan water system (EPA ID TX1500037). 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 1.3 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.
Who provides electricity in Buchanan Dam?
Pedernales Electric Coop (Pedernales Electric Coop, Inc), a cooperative utility. Its homes paid about 12.8¢ per kWh in 2025 (EIA).
What ZIP codes are in Buchanan Dam?
78609 (94%), 78611 (5%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Buchanan Dam in?
Burnet Consolidated Independent School District. Parts of the city are in Llano Independent School District.
How do I register to vote in Buchanan Dam?
Texas 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 Llano County Early Voting Clerk. Check your registration at teamrv-mvp.sos.texas.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): pending.