Aqua Nj - Lawrence, NJ
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (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 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.
About Aqua Nj - Lawrence
Aqua Nj - Lawrence serves about 8,655 people through 2,665 service connections, which makes it a medium-sized system under EPA's size classes. It is privately owned and draws surface water, in Mercer County, New Jersey. EPA system ID: NJ1107002; phone on file: 609-618-3850. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Aqua Nj - Lawrence's lead record
Against the period ending 2025 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Aqua Nj - Lawrence is 2.3 ppb across 14 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 0 (not detected) |
| 2025 | 0 (not detected) |
| 2025 | 0 (not detected) |
| 2024 | 0 (not detected) |
| 2024 | 2.2 ppb |
| 2023 | 0 (not detected) |
| 2022 | 0 (not detected) |
| 2021 | 0.65 ppb |
| 2020 | 0 (not detected) |
| 2019 | 0 (not detected) |
| 2018 | 0 (not detected) |
| 2017 | 0 (not detected) |
| 2016 | 2.3 ppb |
| 2016 | 2 ppb |
Where this result ranks
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. Aqua Nj - Lawrence's reported as 0 (not detected) sits at the 32nd percentile in New Jersey and the 37th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in Mercer County
10 other systems share Mercer County; 5 of them have a higher latest lead result than Aqua Nj - Lawrence. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Trenton Water Works | 217,000 | 6 ppb |
| Aqua Nj - Hamilton Square | 39,128 | 0 (not detected) |
| East Windsor Mua | 25,000 | 1.61 ppb |
| Hightstown Water Department | 5,400 | 0.57 ppb |
| Pennington W Dept | 2,600 | 1 ppb |
| Hopewell Boro W Dept | 2,035 | 0 (not detected) |
| Lawrenceville School | 1,200 | 0 (not detected) |
| Mercer County Correctional Center | 860 | 0 (not detected) |
| Washington Crossing Park Estates | 356 | 1.4 ppb |
| Robbinsville Twp - Newtown Village | 300 | 0 (not detected) |
What to do in your house
Look up your address in Aqua Nj - Lawrence'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 Aqua Nj - Lawrence 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. Small systems behave differently: why small systems go over more often.