Northern Westchester Joint Water Works, NY
No lead results on file with EPA
Latest 90th-percentile lead: no result on file. The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. EPA's database has no Lead and Copper Rule results for this system. Without them there is nothing to go on, so a tap test is the only way to know.
About Northern Westchester Joint Water Works
Northern Westchester Joint Water Works serves about 0 people through 3 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 surface water, in Westchester County, New York. EPA system ID: NY5930056; phone on file: 914-737-3558. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Neighbouring systems
89 other systems share Westchester County. 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 |
What to do in your house
Test your own tap with a certified lab first-draw sample; Cortlandt Manor, 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 Northern Westchester Joint Water Works 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. The action level is dropping - the 10 ppb rule from 2027.