Pomfret School, CT
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
Pomfret School serves about 400 people through 72 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Windham County, Connecticut. EPA system ID: CT1120051; phone on file: 860-963-6186. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Every lead result on file
That is down 3.4 ppb from 3.4 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Pomfret School is 3.4 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0 (not detected) |
| 2021 | 3.4 ppb |
| 2018 | 2.9 ppb |
How Pomfret School compares
Of the 493 Connecticut systems with a lead result, the median latest reading is 0.8 ppb; 2 are over 15 ppb right now and 49 have gone over at some point. Pomfret School's reported as 0 (not detected) sits at the 26th percentile in Connecticut and the 21st nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
45 other systems share Windham County; 25 of them have a higher latest lead result than Pomfret School. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Windham Water Works | 21,214 | 0 (not detected) |
| Putnam Water Pollution Control Authority | 7,300 | 0 (not detected) |
| Ctwc - Crystal System | 6,378 | 2.1 ppb |
| Ctwc - Gallup System | 2,538 | 2.3 ppb |
| Ctwc - Plainfield System | 1,713 | 0 (not detected) |
| Ctwc - Thompson System | 1,070 | 1.1 ppb |
| Woodstock Academy South Campus | 620 | 7.9 ppb |
| Ctwc - Ashford Park Division | 334 | 0 (not detected) |
| Wyndham Park Apartments | 312 | 1.4 ppb |
| Sterling Water System | 308 | 0.8 ppb |
Next steps for Pomfret, CT
Look up your address in Pomfret School'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 Pomfret School 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. Small systems behave differently: why small systems go over more often.