Photo: Daniel Case · CC BY-SA 3.0Living in Somers, NY: what to set up and who to call
Heritage Hills Water System reported 3 health-based violations to EPA in the last five years: a PFAS chemical (PFOA) ×3. 80% of systems its size reported none. Somers has its own drop-off, City Carting & Recycling, on 241 Route 100.
I’m new in town
What to set up in Somers, 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 Somers.
Power comes from New York State Elec & Gas
New York State Elec & Gas (New York State Elec & Gas Corp), an investor-owned utility, serves all of Somers. Its homes paid an average of 22.6¢ per kWh in 2025, about $168 a month (its average across New York, for customers on its standard service). New York lets you buy power from another supplier; 6% of New York State Elec & Gas’ home customers do, and New York State Elec & Gas still delivers it.
Start or move service: nyseg.com · (800) 572-1131
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Heritage Hills Water System
Heritage Hills Water System supplies Somers: about 22% of residents live in its service area. Somers Consolidated Water District #1 serves another 7%. Dykeer Water Co. serves another 6%. About 58% 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 4,700 people in all.
3 health-based violations reported to EPA in the five years to October 2026: a PFAS chemical (PFOA) ×3, the latest beginning Oct 2025. 80% of the 5,012 systems serving 3,301–10,000 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2024–Dec 2026, was 11.0 ppb, below the 15 ppb action level that applied. That’s higher than 99% 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. NY5917221.
4 home internet providers serve Somers
98% of 6,646 addresses can get 100/20 Mbps; 55% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Optimum | Cable, Fiber | 82% | 8,000/8,000 |
| Verizon | Fiber, Fixed wireless | 75% | 2,300/2,300 |
| Xfinity | Cable | 17% | 2,000/250 |
| T-Mobile | Fixed wireless | 22% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Somers has its own drop-off: City Carting & Recycling
Where to take trash and recycling in Somers, and where the rules are.
City Carting & Recycling
241 Route 100, Somers, 10536
Before you go, check the rules on citycarting.net.
OpenStreetMap, as of Oct 9, 2026 (last edited Feb 2018). © OpenStreetMap contributors.
Where your child goes to school
Public school districts and the school path by grade.
Most of Somers (96%) is in Somers Central School District; parts are in North Salem Central School District (3%).
ASchool 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 Sep 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
Somers spans 8 ZIP codes
ZIP codes where Somers residents live, with the share of the town in each.
| ZIP | Post office name | Share of Somers | ZIP’s residents in Somers |
|---|---|---|---|
| 10589 | Somers, NY | 40% | 100% |
| 10536 | Katonah, NY | 19% | 39% |
| 10598 | Yorktown Heights, NY | 15% | 11% |
| 10501 | Amawalk, NY | 7% | 100% |
| 10505 | Baldwin Place, NY | 7% | 100% |
| 10541 | Mahopac, NY | 6% | 5% |
| 10527 | Granite Springs, NY | 4% | 100% |
| 10578 | Purdys, NY | 3% | 92% |
A few homes fall in 10540.
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 Somers
Who supplies Somers’ drinking water, and has it had violations?
Heritage Hills Water System (EPA ID NY5917221). It reported 3 health-based violations to EPA in the five years to October 2026: a PFAS chemical (PFOA) ×3. 80% of systems its size had none. Its latest lead 90th percentile was 11.0 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.
Who provides electricity in Somers?
New York State Elec & Gas (New York State Elec & Gas Corp), an investor-owned utility. Its homes paid about 22.6¢ per kWh in 2025 (EIA).
What internet providers serve Somers?
Optimum, Verizon, Xfinity, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Somers?
10589 (40%), 10536 (19%), 10598 (15%), 10501 (7%), 10505 (7%), 10541 (6%), 10527 (4%), 10578 (3%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Somers in?
Somers Central School District. Parts of the city are in North Salem Central School District.
How do I register to vote in Somers?
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 Westchester 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.