Public water system record
Hazelwood Heights Subdivision
Serves an area of Henry County, IL · 235 people served
Federal records show 1 health-based violation and 4 monitoring/reporting issues for Hazelwood Heights Subdivision in the last ten years. The most serious issue in this window was a resolved Arsenic violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 4
Key facts
- Hazelwood Heights Subdivision draws water from 1 well.
- Highest measured level in the last 10 years: Arsenic, 10.55 µg/L, federal limit 10 µg/L (1.1 times the limit), 2025.
- Most recent formal enforcement: signed compliance agreement by Illinois, July 2006.
- Record on file since 1977, with 4 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 75 service lines.
Check whether Hazelwood Heights Subdivision 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 |
|---|---|---|---|---|
|
Arsenic
Contaminant limit exceeded
Measured 10.55 µg/L, federal limit 10 µg/L (1.1 times the limit)
|
330 | Jan 1, 2025 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Active |
|
Public Notice
OTHER
|
Mar 23, 2025 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2024 | Resolved |
Full record since 1977
EPA's records for Hazelwood Heights Subdivision go back to 1977. Before October 19, 2016 they list 4 health-based violations (4 resolved) and 6 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 1 |
| 1990s | 3 | 1 |
| 2000s | 1 | 3 |
| 2010 to October 18, 2016 | 0 | 1 |
| 2020s | 1 | 4 |
Most recent health-based violation before October 19, 2016: Arsenic, began January 2006, Resolved.
Show all 4 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Arsenic
Contaminant limit exceeded
Measured 0.011 mg/L, federal limit 0.01 mg/L (1.1 times the limit)
|
Jan 23, 2006 | Resolved |
|
Lead and Copper Rule
Treatment technique failure
|
Jan 1, 1996 | Resolved |
|
Lead and Copper Rule
Treatment technique failure
|
Jan 1, 1994 | Resolved |
|
Lead and Copper Rule
Treatment technique failure
|
Jan 1, 1994 | Resolved |
Enforcement actions
Illinois regulators took 1 formal enforcement action against Hazelwood Heights Subdivision in 2006. The most recent was a signed compliance agreement in July 2006.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jul 20, 2006 | Illinois | Signed compliance agreement | 1 violation (1 health-based): Arsenic |
What the violations mean
Arsenic
1 incidentArsenic exceeded the federal limit
Long-term arsenic exposure is linked to cancer and cardiovascular effects
Where the water comes from
Hazelwood Heights Subdivision draws water from 1 well.
Annual water quality report
Hazelwood Heights Subdivision 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 Hazelwood Heights Subdivision 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 Illinois.
Certified drinking water labs by state EPA guidance for private wells