Pleasant Oaks Subdivision, CT
Lead detected, under the action levels
Latest 90th-percentile lead: 3.62 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. Lead was measured in sampled homes but the 90th percentile is under both action levels. EPA's health goal for lead is zero, so test your own tap if your home was built before 1986 or anyone in it is pregnant or a young child.
About Pleasant Oaks Subdivision
Pleasant Oaks Subdivision serves about 25 people through 18 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Long County, Connecticut. EPA system ID: GA1830074; phone on file: 860-598-4300. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
The highest 90th-percentile result EPA holds for Pleasant Oaks Subdivision is 3.62 ppb across 1 monitoring period, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 3.62 ppb |
How Pleasant Oaks Subdivision 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. Pleasant Oaks Subdivision's 3.62 ppb sits at the 87th percentile in Connecticut and the 86th nationally (higher means more lead).
Nearby utilities
1 other system shares Long County; 0 of them have a higher latest lead result than Pleasant Oaks Subdivision. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Pine Meadows Subdivision | 25 | - |
Your move
Test your own tap with a certified lab first-draw sample; Old Lyme, 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 Pleasant Oaks Subdivision 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. Size matters more than most people expect: small vs large water systems.