Public water system record
Middlefield Housing Authority
Serves an area of Lower Connecticut River Valley Planning Region, CT · 62 people served
Federal records show 1 health-based violation and 11 monitoring/reporting issues for Middlefield Housing Authority in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 0
- Unresolved
- 1
- Any acute record
- No
- Monitoring issues, last 10 years
- 11
Key facts
- Middlefield Housing Authority draws water from 2 wells.
- Most recent formal enforcement: compliance order with a penalty by Connecticut, June 2006.
- Record on file since 1993, with 13 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 31 service lines.
Check whether Middlefield Housing Authority 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.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
|
350 | Oct 17, 2024 | Active | No |
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
|
Sep 29, 2025 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2025 | Resolved |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2022 | Resolved |
|
Nitrite
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Nitrate
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Aug 10, 2021 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2021 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Aug 10, 2020 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2020 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2017 | Resolved |
Full record since 1993
EPA's records for Middlefield Housing Authority go back to 1993. Before October 19, 2016 they list 13 health-based violations (13 resolved) and 37 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 1 | 29 |
| 2000s | 12 | 5 |
| 2010 to October 18, 2016 | 0 | 3 |
| October 19, 2016 to 2019 | 0 | 1 |
| 2020s | 1 | 10 |
Most recent health-based violation before October 19, 2016: Total Coliform, began October 2006, Resolved.
Show all 13 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2006 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2006 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2006 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jan 1, 2006 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2005 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2005 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2004 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 2003 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2003 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2003 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 2000 | Resolved |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Apr 1, 2000 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 1999 | Resolved |
Enforcement actions
Connecticut regulators took 7 formal enforcement actions against Middlefield Housing Authority between 1997 and 2006. The most recent was a compliance order with a penalty in June 2006.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jun 12, 2006 | Connecticut | Compliance order with a penalty | 1 violation: Lead and Copper Rule |
| Sep 19, 2002 | Connecticut | Compliance order with a penalty | 1 violation: Total Coliform |
| Feb 16, 2001 | Connecticut | Administrative penalty | 1 violation: Total Coliform |
| Jan 25, 2001 | Connecticut | Compliance order with a penalty | 1 violation: Total Coliform |
| Nov 29, 2000 | Connecticut | Administrative penalty | 1 violation: Total Coliform |
| Aug 10, 2000 | Connecticut | Compliance order with a penalty | 1 violation: Total Coliform |
| Dec 5, 1997 | Connecticut | Signed compliance agreement | 1 violation: Lead and Copper Rule |
What the violations mean
LEAD AND COPPER RULE REVISIONS
1 incidentThe system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
Middlefield Housing Authority draws water from 2 wells.
Annual water quality report
Middlefield Housing Authority 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 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Middlefield Housing Authority for a copy.
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