Garden City (V), NY
Above the new 10 ppb level coming in 2027
Latest 90th-percentile lead: 10.2 ppb (monitoring period 2026-2026). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Under the current 15 ppb rule this is not an exceedance, but it is above the 10 ppb action level that takes over in Nov 2027. Test your own tap; filter if your result shows lead.
About Garden City (V)
Garden City (V) serves about 23,272 people through 6,789 service connections, which makes it a large system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Nassau County, New York. EPA system ID: NY2902824; phone on file: 516-465-4020. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Every lead result on file
Against the period ending 2025 (9.3 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Garden City (V) is 42.2 ppb across 11 monitoring periods, 7 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 10.2 ppb over 10 |
| 2025 | 9.3 ppb |
| 2025 | 19.4 ppb over 15 |
| 2024 | 20 ppb over 15 |
| 2024 | 35.1 ppb over 15 |
| 2023 | 31.1 ppb over 15 |
| 2023 | 35.6 ppb over 15 |
| 2022 | 31.8 ppb over 15 |
| 2022 | 42.2 ppb over 15 |
| 2020 | 2.8 ppb |
| 2017 | 4.7 ppb |
Against other New York systems
Of the 2,077 New York systems with a lead result, the median latest reading is 1.5 ppb; 17 are over 15 ppb right now and 165 have gone over at some point. Garden City (V)'s 10.2 ppb sits at the 97th percentile in New York and the 97th nationally (higher means more lead).
Nearby utilities
39 other systems share Nassau County; 0 of them have a higher latest lead result than Garden City (V). If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Liberty Utilities New York - Lynbrook | 220,000 | 5 ppb |
| Liberty Utilities New York - Merrick | 135,000 | 0 (not detected) |
| Wa Of Western Nassau | 120,000 | 1.4 ppb |
| Town Of Hempstead Water Department | 110,000 | 1 ppb |
| Jericho Wd | 58,000 | 2 ppb |
| Hempstead (V) | 56,000 | 0 (not detected) |
| Hicksville Wd | 48,000 | 1 ppb |
| Freeport (V) | 45,000 | 3 ppb |
| South Farmingdale Wd | 44,700 | 1 ppb |
| Manhasset Lakeville Wd | 43,000 | 1.6 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Garden City, NY may offer free or low-cost kits through the utility. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Garden City (V) whether it covers that cost before hiring anyone - many utilities now do.
These figures describe homes the utility sampled, not your tap. Only your service line record or a test of your own water answers the question for your house. Why sampled homes are the worst-case ones is in the guide to reading the number. See what changes at 10 ppb in 2027.