Harmony Acres Mobile Home Park, CT
Above the new 10 ppb level coming in 2027
Latest 90th-percentile lead: 13.8 ppb (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. Under the current 15 ppb rule this is not an exceedance, but it is above the 10 ppb action level that takes over in Nov 2027. Test your own tap; filter if your result shows lead.
Harmony Acres Mobile Home Park at a glance
Harmony Acres Mobile Home Park serves about 465 people through 154 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in New Haven County, Connecticut. EPA system ID: CT1150031; phone on file: 860-747-6881. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Every lead result on file
That is up 12.4 ppb from 1.4 ppb in the period ending 2025. The highest 90th-percentile result EPA holds for Harmony Acres Mobile Home Park is 13.8 ppb across 6 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 13.8 ppb over 10 |
| 2025 | 1.4 ppb |
| 2024 | 1.1 ppb |
| 2024 | 0 (not detected) |
| 2020 | 3.6 ppb |
| 2017 | 0 (not detected) |
Against other Connecticut systems
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. Harmony Acres Mobile Home Park's 13.8 ppb sits at the 100th percentile in Connecticut and the 98th nationally (higher means more lead).
Nearby utilities
30 other systems share New Haven County; 0 of them have a higher latest lead result than Harmony Acres Mobile Home Park. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Regional Water Authority | 418,900 | 0 (not detected) |
| Waterbury Water Department | 107,271 | 0.01 ppb |
| Meriden Water Division | 58,441 | 0 (not detected) |
| Wallingford Water Department | 37,267 | 0 (not detected) |
| Ctwc - Shoreline Region-Guilford System | 33,975 | 0 (not detected) |
| Ctwc - Naugatuck Region-Central System | 22,735 | 0 (not detected) |
| Aquarion-Valley | 13,080 | 1.1 ppb |
| Heritage Water Company | 7,300 | 0.7 ppb |
| Wolcott Water Department | 2,550 | 0 (not detected) |
| Ctwc - Legend Hill System | 1,368 | 0 (not detected) |
Next steps for Plainville, CT
Test your own tap with a certified lab first-draw sample; Plainville, CT 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 Harmony Acres Mobile Home Park 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. This system is in the band the 2027 10 ppb rule changes.