Living in Hillside Lake, NY: what to set up and who to call
The latest lead test reported by Covered Bridge Water Works Corporation, which supplies Hillside Lake, came in at 1500.0 ppb (Jan 2024–Dec 2026), above the 15 ppb action level. Hillside Lake has no town government of its own, so Dutchess County runs its elections and most services, and its children attend Wappingers Central School District.
I’m new in town
What to set up in Hillside Lake, 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 Hillside Lake.
Power comes from Central Hudson Gas & Elec
Central Hudson Gas & Elec (Central Hudson Gas & Elec Corp), an investor-owned utility, serves all of Hillside Lake. Its homes paid an average of 27.7¢ per kWh in 2025, about $193 a month (its average across New York, for customers on its standard service). New York lets you buy power from another supplier; 9% of Central Hudson Gas & Elec’s home customers do, and Central Hudson Gas & Elec still delivers it.
Start or move service: centralhudson.com · (845) 452-2700
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Covered Bridge Water Works Corporation
Covered Bridge Water Works Corporation supplies Hillside Lake: about 68% of residents live in its service area. About 32% 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 600 people in all.
1 health-based violation reported to EPA in the five years to October 2026: chloride, beginning Apr 2022. 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 1500.0 ppb, above the 15 ppb action level that applied. That’s higher than 100% 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 (EPA’s estimate). Violations are counted by the start of their compliance period. NY1330108.
2 home internet providers serve Hillside Lake
99% of 430 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Optimum | Cable | 99% | 940/35 |
| Verizon | Fixed wireless | 17% | 25/6 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Hillside Lake’s trash rules yet
Pickup rules, the dump and recycling in Hillside Lake.
Where your child goes to school
Public school districts and the school path by grade.
Hillside Lake is in Wappingers Central 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
Hillside Lake is unincorporated, so Dutchess County is the local government.
Election office: FVAP local election office directory, updated May 2021; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
Hillside Lake is in ZIP code 12590
ZIP codes where Hillside Lake residents live, with the share of the town in each.
| ZIP | Post office name | Share of Hillside Lake | ZIP’s residents in Hillside Lake |
|---|---|---|---|
| 12590 | Wappingers Falls, NY | 100% | 3% |
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 Hillside Lake
Who supplies Hillside Lake’s drinking water, and has it had violations?
Covered Bridge Water Works Corporation (EPA ID NY1330108). It reported 1 health-based violation to EPA in the five years to October 2026: chloride. 78% of systems its size had none. Its latest lead 90th percentile was 1500.0 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.
Who provides electricity in Hillside Lake?
Central Hudson Gas & Elec (Central Hudson Gas & Elec Corp), an investor-owned utility. Its homes paid about 27.7¢ per kWh in 2025 (EIA).
What internet providers serve Hillside Lake?
Optimum, Verizon (FCC, as of December 2025).
What ZIP codes are in Hillside Lake?
12590. Census 2020 ZIP Code Tabulation Areas.
What school district is Hillside Lake in?
Wappingers Central School District.
How do I register to vote in Hillside Lake?
In New York you can register online until 10 days before Election Day, in person until 10 days before Election Day, or by mail (postmarked 15 days before and received 10 days before). Elections here are run by the Dutchess County Board of Elections. Check your registration at voterlookup.elections.ny.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 Aug 3, 2026 (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.