Public water system record
CTWC - Northern Reg-Western System
Serves an area of Capitol Planning Region, CT that includes Windsor Locks, Sherwood Manor, Broad Brook and 4 more places · 101,313 people served
Federal records show no health-based violations and 25 monitoring/reporting issues for CTWC - Northern Reg-Western System in the last ten years. At least one of these issues remains unresolved.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 25
Key facts
- CTWC - Northern Reg-Western System draws water from 18 wells, 1 surface water intake and 1 reservoir (3 of them for emergency, seasonal or other part-time use).
- Most recent formal enforcement: compliance order with a penalty by Connecticut, December 2006.
- Record on file since 2004, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 34 lead and 15,886 unknown out of 39,336 service lines.
Check whether CTWC - Northern Reg-Western System 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 |
|---|---|---|
|
Public Notice
OTHER
|
Dec 14, 2024 | Resolved |
|
Public Notice
OTHER
|
Jun 8, 2018 | Active |
|
Styrene
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
Ethylbenzene
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
Toluene
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
Benzene
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
CHLOROBENZENE
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
Tetrachloroethylene
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
1,1,2-Trichloroethane
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
Trichloroethylene
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
1,2-Dichloropropane
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
Carbon tetrachloride
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
1,1,1-Trichloroethane
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
1,2-Dichloroethane
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
trans-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
1,1-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
Vinyl chloride
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
p-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
o-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
DICHLOROMETHANE
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
cis-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
1,2,4-Trichlorobenzene
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Jan 1, 2014 | Resolved |
Full record since 2004
EPA's records for CTWC - Northern Reg-Western System go back to 2004. Before October 19, 2016 they list no health-based violations and 200 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 0 | 172 |
| 2010 to October 18, 2016 | 0 | 28 |
| October 19, 2016 to 2019 | 0 | 1 |
| 2020s | 0 | 1 |
Enforcement actions
Connecticut regulators took 1 formal enforcement action against CTWC - Northern Reg-Western System in 2006, filed as 2 records in EPA's data. The most recent was a compliance order with a penalty in December 2006.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Dec 6, 2006 | Connecticut | Compliance order with a penalty | 28 violations: Tetrachloroethylene, Benzene, Toluene, Ethylbenzene, Styrene |
Where the water comes from
CTWC - Northern Reg-Western System draws water from 18 wells, 1 surface water intake and 1 reservoir (3 of them for emergency, seasonal or other part-time use). It also buys water from Tolland Water Dept - Torry Road. It also has emergency connections to Metropolitan District Commission and Manchester Water Department. 3 other community water systems and 1 smaller public system such as schools, businesses or campgrounds buy water from CTWC - Northern Reg-Western System. 2 other public water systems have emergency connections to CTWC - Northern Reg-Western System.
Buys water from
- Tolland Water Dept - Torry Road Tolland, CT
Emergency or part-time connections to
- Metropolitan District Commission Hartford, CT
- Manchester Water Department Manchester, CT
Community systems that buy water from it
- Hazardville - Rye Hill System Enfield, CT
- Tolland Water Dept - Torry Road Tolland, CT
- University of Connecticut - Main Campus Storrs, CT
Annual water quality report
CTWC - Northern Reg-Western System 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