Greenwich Twp W Dept, NJ
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2022-2024). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest 90th-percentile result was reported as 0 (not detected at the lab's limit). That says the sampled homes were low, not that your home has no lead service line. Check your utility's service line inventory for your address.
Who runs the water here
Greenwich Twp W Dept serves about 4,921 people through 1,902 service connections, which makes it a medium-sized system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Gloucester County, New Jersey. EPA system ID: NJ0807001; phone on file: 856-224-0373. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
That is down 1.3 ppb from 1.3 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Greenwich Twp W Dept is 1.3 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0 (not detected) |
| 2021 | 1.3 ppb |
| 2018 | 1 ppb |
Against other New Jersey systems
Of the 605 New Jersey systems with a lead result, the median latest reading is 1 ppb; 5 are over 15 ppb right now and 52 have gone over at some point. Greenwich Twp W Dept's reported as 0 (not detected) sits at the 29th percentile in New Jersey and the 35th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
25 other systems share Gloucester County; 8 of them have a higher latest lead result than Greenwich Twp W Dept. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Washington Township Mua | 48,000 | 0 (not detected) |
| Deptford Twp Mua | 30,561 | 0 (not detected) |
| Monroe Municipal Utilities Authority | 26,179 | 1.98 ppb |
| Glassboro Water Department | 24,244 | 0 (not detected) |
| West Deptford Twp Water Dept | 22,000 | 0 (not detected) |
| Mantua Township Mua | 12,600 | 0 (not detected) |
| Woodbury City W Dept | 10,263 | 0 (not detected) |
| East Greenwich Twp Water Dept | 9,900 | 4 ppb |
| Nj American Water - Harrison | 9,193 | 1 ppb |
| Borough Of Clayton | 8,179 | 1.17 ppb |
What to do in your house
Look up your address in Greenwich Twp W Dept's service line inventory. If it says lead, galvanized or unknown, test your tap. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Greenwich Twp W Dept 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. The lead result guide covers how utilities pick the homes they sample. A zero today does not rule out a jump later - the rules are tightening in 2027.