Public water system record
Aquarion-Stamford
Serves Weston, Western Connecticut Planning Region, CT · 119,214 people served
Federal records show no health-based violations and 33 monitoring/reporting issues for Aquarion-Stamford in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 33
Key facts
- Aquarion-Stamford draws water from 1 well, 2 surface water intakes and 5 reservoirs (1 of them for emergency, seasonal or other part-time use).
- Record on file since 2006, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 4 lead and 15,227 unknown out of 22,061 service lines.
Check whether Aquarion-Stamford serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2021 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2018 | Resolved |
|
Benzo(a)pyrene
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
HEXACHLOROBENZENE
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Hexachlorocyclopentadiene
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Dinoseb
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Picloram
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Di(2-ethylhexyl) phthalate
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Simazine
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
OXAMYL
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Di(2-ethylhexyl) adipate
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Glyphosate
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Diquat
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Dalapon
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Endrin
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Chlordane
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
ETHYLENE DIBROMIDE
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
1,2-DIBROMO-3-CHLOROPROPANE
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Total Polychlorinated Biphenyls (PCB)
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Pentachlorophenol
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
2,4,5-TP
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
2,4-D
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Heptachlor epoxide
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Heptachlor
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
LASSO
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Atrazine
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Aldicarb
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Carbofuran
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Aldicarb sulfone
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Aldicarb sulfoxide
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Toxaphene
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Methoxychlor
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
BHC-GAMMA
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
Full record since 2006
EPA's records for Aquarion-Stamford go back to 2006. Before October 19, 2016 they list no health-based violations and 32 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 0 | 1 |
| 2010 to October 18, 2016 | 0 | 31 |
| October 19, 2016 to 2019 | 0 | 1 |
| 2020s | 0 | 1 |
Where the water comes from
Aquarion-Stamford draws water from 1 well, 2 surface water intakes and 5 reservoirs (1 of them for emergency, seasonal or other part-time use). It also buys water from Aquarion-Eastern Fairfield County and Aquarion-Greenwich. 4 other community water systems buy water from Aquarion-Stamford.
Buys water from
- Aquarion-Eastern Fairfield County Shelton, CT
- Aquarion-Greenwich Shelton, CT
Community systems that buy water from it
- Aquarion-Darien Shelton, CT
- Aquarion-Eastern Fairfield County Shelton, CT
- Aquarion-Greenwich Shelton, CT
- Aquarion-New Canaan Shelton, CT
Annual water quality report
Aquarion-Stamford must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Connecticut.
Certified drinking water labs by state EPA guidance for private wells