Photo: Joegrimes at English Wikipedia · Public domainLiving in Onondaga, NY: what to set up and who to call
The Ocwa water system has a clean five-year EPA record, but its latest lead result, 8.0 ppb, was higher than 98% of similar systems’ (the action level is 15). Onondaga has its own drop-off, Rock Cut Road Drop-Off Site, on 5808 Rock Cut Road.
I’m new in town
What to set up in Onondaga, 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 Onondaga.
Power comes from National Grid
National Grid (Niagara Mohawk Power Corp.), an investor-owned utility, serves all of Onondaga. Its homes paid an average of 19.9¢ per kWh in 2025, about $130 a month (its average across New York, for customers on its standard service). New York lets you buy power from another supplier; 6% of National Grid’s home customers do, and National Grid still delivers it.
Start or move service: www1.nationalgridus.com · (315) 474-1511
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Ocwa water system
The Ocwa water system supplies Onondaga: about 93% of residents live in its service area. About 6% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws surface water (EPA lists Syracuse City as seller) and serves 350,000 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 86% of the 84 systems serving 250,001–500,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2026, was 8.0 ppb, below the 15 ppb action level that applied. That’s higher than 98% 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. NY3304336.
4 home internet providers serve Onondaga
99% of 8,107 addresses can get 100/20 Mbps; 45% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Spectrum | Cable, Fiber | 97% | 1,000/35 |
| Verizon | Fiber, Fixed wireless | 70% | 980/880 |
| Windstream New York | Fiber, DSL | 10% | 2,000/2,000 |
| T-Mobile | Fixed wireless | 65% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
In Onondaga, you hire your own trash hauler
Pickup days, the drop-off and recycling in Onondaga, from the town’s own site.
Rock Cut Road Drop-Off Site
5808 Rock Cut Road, Jamesville, NY, 13078
We couldn’t find its opening hours.
From townofonondaga.gov, the town’s official site, checked Oct 21, 2026. Rules change: the town’s page is the last word. .
Where your child goes to school
Public school districts and the school path by grade.
Most of Onondaga (57%) is in Onondaga Central School District; parts are in Marcellus Central School District (15%) and Westhill Central School District (9%) and West Genesee Central School District (8%) and LaFayette Central School District (8%) and Jamesville-DeWitt Central School District (3%).
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 Jul 2019; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
Onondaga spans 8 ZIP codes
ZIP codes where Onondaga residents live, with the share of the town in each.
| ZIP | Post office name | Share of Onondaga | ZIP’s residents in Onondaga |
|---|---|---|---|
| 13215 | Syracuse, NY | 64% | 97% |
| 13078 | Jamesville, NY | 10% | 23% |
| 13120 | Nedrow, NY | 7% | 67% |
| 13219 | Syracuse, NY | 6% | 8% |
| 13031 | Camillus, NY | 5% | 7% |
| 13205 | Syracuse, NY | 5% | 6% |
| 13110 | Marietta, NY | 2% | 16% |
| 13108 | Marcellus, NY | 1% | 5% |
A few homes fall in 13084, 13207, 13244, 13210.
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 Onondaga
Who supplies Onondaga’s drinking water, and has it had violations?
The Ocwa water system (EPA ID NY3304336). It reported no health-based violations to EPA in the five years to October 2026; 86% of systems its size had none. Its latest lead 90th percentile was 8.0 ppb (Jan–Dec 2026), against a 15 ppb action level.
Who provides electricity in Onondaga?
National Grid (Niagara Mohawk Power Corp.), an investor-owned utility. Its homes paid about 19.9¢ per kWh in 2025 (EIA).
What internet providers serve Onondaga?
Spectrum, Verizon, Windstream New York, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Onondaga?
13215 (64%), 13078 (10%), 13120 (7%), 13219 (6%), 13031 (5%), 13205 (5%), 13110 (2%), 13108 (1%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Onondaga in?
Onondaga Central School District. Parts of the city are in Marcellus Central School District and Westhill Central School District and West Genesee Central School District and LaFayette Central School District and Jamesville-DeWitt Central School District.
How do I register to vote in Onondaga?
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 Onondaga 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: Onondaga’s own website (townofonondaga.gov), read Oct 21, 2026, pickup and drop-off facts extracted and checked against the page they came from.
- 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.