Senator G.W. Hagedorn Psychiatric Hospit, NJ
Exceeded the action level in the past
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 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.
Senator G.W. Hagedorn Psychiatric Hospit at a glance
Senator G.W. Hagedorn Psychiatric Hospit serves about 200 people through 15 service connections, which makes it a very small system under EPA's size classes. It is owned by the state and draws groundwater, in Hunterdon County, New Jersey. EPA system ID: NJ1019002; phone on file: 570-856-4545. They can tell you what your service line is made of and whether they pay to replace it.
Senator G.W. Hagedorn Psychiatric Hospit'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 Senator G.W. Hagedorn Psychiatric Hospit is 18.7 ppb across 16 monitoring periods, 1 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 0 (not detected) |
| 2025 | 0 (not detected) |
| 2025 | 0 (not detected) |
| 2024 | 2.39 ppb |
| 2024 | 1.2 ppb |
| 2023 | 0 (not detected) |
| 2023 | 2.1 ppb |
| 2022 | 2.43 ppb |
| 2022 | 3.42 ppb |
| 2021 | 4.33 ppb |
| 2021 | 4.21 ppb |
| 2020 | 14.16 ppb over 10 |
| 2020 | 1.22 ppb |
| 2019 | 11.7 ppb over 10 |
| 2019 | 1.6 ppb |
| 2018 | 18.7 ppb over 15 |
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. Senator G.W. Hagedorn Psychiatric Hospit's reported as 0 (not detected) sits at the 13th percentile in New Jersey and the 15th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in Hunterdon County
23 other systems share Hunterdon County; 13 of them have a higher latest lead result than Senator G.W. Hagedorn Psychiatric Hospit. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Clinton Water Dept | 12,500 | 6.8 ppb |
| Flemington Water Department | 4,581 | 3.4 ppb |
| Veolia Water New Jersey Lambertville | 3,960 | 1 ppb |
| High Bridge W Dept | 3,300 | 6.7 ppb |
| Glen Gardner W Dept | 1,705 | 1.5 ppb |
| Milford W Dept | 1,453 | 2.5 ppb |
| Hampton Borough Water Depart | 1,401 | 1.5 ppb |
| Nj American Water - Frenchtown | 1,373 | 0 (not detected) |
| Edna Mahan Correctional | 940 | 3 ppb |
| Aqua Nj - Califon | 936 | 0 (not detected) |
Next steps for Glen Gardner, NJ
Test your own tap with a certified lab first-draw sample; Glen Gardner, NJ 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 Senator G.W. Hagedorn Psychiatric Hospit 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. More in what a past exceedance means today.