Living in Round Mountain, CA: what to set up and who to call
An EPA health-based violation from 2024 is still open for Cedar Creek Mobilehome Park, which supplies Round Mountain. Round Mountain has no town government of its own, so Shasta County runs its elections and most services, and its children attend Mountain Union Elementary School District.
I’m new in town
What to set up in Round Mountain, 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 Round Mountain.
Power comes from PG&E
PG&E (Pacific Gas & Electric Co.), an investor-owned utility, serves all of Round Mountain. Its homes paid an average of 37.5¢ per kWh in 2025, about $174 a month (its average across California, for customers on its standard service). California lets you buy power from another supplier; 66% of PG&E’s home customers do, and PG&E still delivers it.
Start or move service: pgecorp.com
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Cedar Creek Mobilehome Park
Cedar Creek Mobilehome Park supplies Round Mountain: about 23% of residents live in its service area. About 77% 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 40 people in all.
1 health-based violation reported to EPA in the five years to October 2026: a lead and copper treatment requirement (Lead and Copper Rule Revisions), beginning Oct 2024. 78% of the 11,392 systems serving <=100 people had none. 1 older violation is still open, since 2024: a lead and copper treatment requirement (Lead and Copper Rule Revisions), per EPA’s records.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2024–Dec 2026, was 1.8 ppb, below the 15 ppb action level that applied. The highest in five years was 13.1 ppb. That’s higher than 69% 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. CA4500063.
Which providers serve Round Mountain
This card will list the home internet providers the FCC’s National Broadband Map shows in Round Mountain, 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 Round Mountain’s trash rules yet
Pickup rules, the dump and recycling in Round Mountain.
Where your child goes to school
Public school districts and the school path by grade.
Round Mountain is in two districts that split the grades: Mountain Union Elementary School District and Shasta Union High 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.
No town hall: the county runs things
Round Mountain is unincorporated, so Shasta County is the local government.
Election office: FVAP local election office directory, updated Sep 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Round Mountain is in ZIP code 96084
ZIP codes where Round Mountain residents live, with the share of the town in each.
| ZIP | Post office name | Share of Round Mountain | ZIP’s residents in Round Mountain |
|---|---|---|---|
| 96084 | Round Mountain, CA | 100% | 31% |
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 Round Mountain
Who supplies Round Mountain’s drinking water, and has it had violations?
Cedar Creek Mobilehome Park (EPA ID CA4500063). It reported 1 health-based violation to EPA in the five years to October 2026: a lead and copper treatment requirement (Lead and Copper Rule Revisions). 78% of systems its size had none. Its latest lead 90th percentile was 1.8 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.
Who provides electricity in Round Mountain?
PG&E (Pacific Gas & Electric Co.), an investor-owned utility. Its homes paid about 37.5¢ per kWh in 2025 (EIA).
What ZIP codes are in Round Mountain?
96084. Census 2020 ZIP Code Tabulation Areas.
What school district is Round Mountain in?
Mountain Union Elementary School District and Shasta Union High School District.
How do I register to vote in Round Mountain?
In California you can register online until 15 days before Election Day, in person up to and including Election Day, or by mail (postmarked 15 days before). Elections here are run by the Shasta County Clerk-Elections. Check your registration at voterstatus.sos.ca.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.