Ctwc - Redwood Farms Division, CT
Lead detected, under the action levels
Latest 90th-percentile lead: 1.2 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.
About Ctwc - Redwood Farms Division
Ctwc - Redwood Farms Division serves about 424 people through 107 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Hartford County, Connecticut. EPA system ID: CT0770041; phone on file: 860-944-9655. They can tell you what your service line is made of and whether they pay to replace it.
Ctwc - Redwood Farms Division's lead record
Against the period ending 2024 (1.4 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Ctwc - Redwood Farms Division is 10 ppb across 13 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 1.2 ppb |
| 2024 | 1.4 ppb |
| 2023 | 0 (not detected) |
| 2022 | 1.2 ppb |
| 2021 | 1 ppb |
| 2020 | 0 (not detected) |
| 2019 | 2 ppb |
| 2018 | 3 ppb |
| 2018 | 10 ppb |
| 2017 | 3.1 ppb |
| 2017 | 5 ppb |
| 2017 | 3.3 ppb |
| 2016 | 4 ppb |
Where this result ranks
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. Ctwc - Redwood Farms Division's 1.2 ppb sits at the 62nd percentile in Connecticut and the 59th nationally (higher means more lead).
Neighbouring systems
46 other systems share Hartford County; 9 of them have a higher latest lead result than Ctwc - Redwood Farms Division. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Metropolitan District Commission | 390,887 | 0 (not detected) |
| Ctwc - Northern Reg-Western System | 101,313 | 0 (not detected) |
| New Britain Water Department | 73,534 | 0 (not detected) |
| Bristol Water Department | 52,079 | 0 (not detected) |
| Manchester Water Department | 51,198 | 0 (not detected) |
| Southington Water Department | 43,069 | 0 (not detected) |
| Hazardville Water Company | 18,544 | 0.7 ppb |
| Aquarion-Plainville Regional | 18,231 | 0 (not detected) |
| Ctwc - Unionville System | 14,693 | 2.4 ppb |
| Aquarion-Simsbury Regional | 14,691 | 0.3 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Clinton, 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 Ctwc - Redwood Farms Division 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. The lead result guide covers how utilities pick the homes they sample. Size matters more than most people expect: small vs large water systems.