Keeler Field, NY
Exceeded the action level in the past
Latest 90th-percentile lead: 1 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. The latest result is under the action level, but this system has gone over 15 ppb before. Lead comes from pipes, not the source water, so a home with a lead service line can still be exposed. Test your own tap.
About Keeler Field
Keeler Field serves about 100 people through 13 service connections, which makes it a very small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Westchester County, New York. EPA system ID: NY5906656; phone on file: 914-763-3151. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
That is down 2.45 ppb from 3.45 ppb in the period ending 2025. The highest 90th-percentile result EPA holds for Keeler Field is 16.7 ppb across 9 monitoring periods, 1 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 1 ppb |
| 2025 | 3.45 ppb |
| 2025 | 16.7 ppb over 15 |
| 2025 | 2.2 ppb |
| 2024 | 1.95 ppb |
| 2024 | 1.85 ppb |
| 2022 | 6.14 ppb |
| 2019 | 4.59 ppb |
| 2016 | 7.8 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. Keeler Field's 1 ppb sits at the 29th percentile in New York and the 51st nationally (higher means more lead).
Other water systems in Westchester County
89 other systems share Westchester County; 48 of them have a higher latest lead result than Keeler Field. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Yonkers City | 211,569 | 7.14 ppb |
| Veolia Water New York, Inc. Rd-1 | 146,732 | 12.2 ppb |
| Mount Vernon Water Department | 73,893 | 7.12 ppb |
| Westchester Joint Water Works | 59,629 | 3 ppb |
| White Plains City | 59,559 | 1.25 ppb |
| Veolia Water New York, Inc. Rd-2 | 57,301 | 2 ppb |
| Greenburgh Consolidated Wd #1 | 43,312 | 1.29 ppb |
| Yorktown Consold. Water Dist.#1 | 36,000 | 1.2 ppb |
| Ossining Water Department | 30,000 | 3 ppb |
| Cortlandt Consolidated Wd | 28,369 | 1.4 ppb |
Next steps for South Salem, NY
Test your own tap with a certified lab first-draw sample; South Salem, 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 Keeler Field 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. What a 90th-percentile result does and does not tell you: how to read a lead result. Why an old exceedance still matters: over the limit before, under it now.