Sharon Water & Sewer Commission, CT
Lead detected, under the action levels
Latest 90th-percentile lead: 0.6 ppb (monitoring period 2025-2025). 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.
Who runs the water here
Sharon Water & Sewer Commission serves about 803 people through 391 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Litchfield County, Connecticut. EPA system ID: CT1250011. Ask the utility on your bill for your address in their service line inventory.
Every lead result on file
Against the period ending 2025 (0.8 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Sharon Water & Sewer Commission is 5.2 ppb across 23 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0.6 ppb |
| 2025 | 0.8 ppb |
| 2024 | 0.7 ppb |
| 2024 | 0.6 ppb |
| 2023 | 0 (not detected) |
| 2023 | 0 (not detected) |
| 2023 | 1.4 ppb |
| 2022 | 0 (not detected) |
| 2022 | 0 (not detected) |
| 2021 | 1.3 ppb |
| 2021 | 1.2 ppb |
| 2020 | 0 (not detected) |
| 2020 | 0 (not detected) |
| 2020 | 1.9 ppb |
| 2019 | 1.4 ppb |
| 2019 | 0 (not detected) |
| 2018 | 0 (not detected) |
| 2018 | 1.2 ppb |
| 2017 | 0 (not detected) |
| 2017 | 0 (not detected) |
| 2017 | 0 (not detected) |
| 2016 | 0 (not detected) |
| 2016 | 5.2 ppb |
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. Sharon Water & Sewer Commission's 0.6 ppb sits at the 46th percentile in Connecticut and the 45th nationally (higher means more lead).
Nearby utilities
72 other systems share Litchfield County; 46 of them have a higher latest lead result than Sharon Water & Sewer Commission. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Torrington Water Company | 37,915 | 0 (not detected) |
| Watertown Water & Sewer Authority | 9,972 | 2 ppb |
| Winsted Water Works | 7,784 | 2.6 ppb |
| Watertown Fire District | 6,718 | 2.2 ppb |
| Ctwc - Naugatuck Reg-Terryville System | 5,607 | 0.6 ppb |
| Ctwc - Naugatuck Reg-Thomaston System | 3,789 | 2.8 ppb |
| Aquarion-Litchfield Regional | 3,097 | 2 ppb |
| Aquarion-Salisbury | 1,932 | 0 (not detected) |
| Aquarion-New Hartford | 1,872 | 1.4 ppb |
| Aquarion-North Canaan | 1,481 | 1.3 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Sharon, 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 Sharon Water & Sewer Commission 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. Systems that went over once often dip back under; here is what that means.