Public water system record
Prairie Oaks Ests Homeowners Assn
Serves Coal City, Grundy County, IL · 107 people served
Federal records show 1 health-based violation and 7 monitoring/reporting issues for Prairie Oaks Ests Homeowners Assn in the last ten years. The most serious issue in this window was a resolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 7
Key facts
- Prairie Oaks Ests Homeowners Assn draws water from 1 well.
- Most recent formal enforcement: compliance order (no penalty) by EPA, July 2005.
- Record on file since 2000, with 20 health-based violations before October 19, 2016.
Check whether Prairie Oaks Ests Homeowners Assn 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 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Public Notice
OTHER
|
Sep 1, 2025 | Resolved |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Jul 2, 2025 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Active |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2017 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Oct 1, 2016 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Oct 1, 2016 | Resolved |
Full record since 2000
EPA's records for Prairie Oaks Ests Homeowners Assn go back to 2000. Before October 19, 2016 they list 20 health-based violations (20 resolved) and 10 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 20 | 5 |
| 2010 to October 18, 2016 | 0 | 5 |
| October 19, 2016 to 2019 | 0 | 1 |
| 2020s | 1 | 4 |
Most recent health-based violation before October 19, 2016: Combined Radium (-226 and -228), began October 2006, Resolved.
Show all 20 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 7 pCi/L, federal limit 5 pCi/L (1.4 times the limit)
|
Oct 1, 2006 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 10 pCi/L, federal limit 5 pCi/L (2 times the limit)
|
Jul 1, 2006 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 11 pCi/L, federal limit 5 pCi/L (2.2 times the limit)
|
Apr 1, 2006 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 11 pCi/L, federal limit 5 pCi/L (2.2 times the limit)
|
Jan 1, 2006 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Oct 1, 2005 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Jul 1, 2005 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Apr 1, 2005 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
|
Jan 1, 2005 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Jan 1, 2005 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Oct 1, 2004 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Jul 1, 2004 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Apr 1, 2004 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Jan 1, 2004 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Oct 1, 2003 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Jul 1, 2003 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Apr 1, 2003 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Jan 1, 2003 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Oct 1, 2002 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
May 1, 2001 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
|
Jun 9, 2000 | Resolved |
Enforcement actions
EPA took 1 formal enforcement action against Prairie Oaks Ests Homeowners Assn in 2005. The most recent was a compliance order (no penalty) in July 2005.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jul 5, 2005 | EPA | Compliance order (no penalty) | 4 violations (4 health-based): Combined Radium (-226 and -228) |
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
Prairie Oaks Ests Homeowners Assn draws water from 1 well.
Annual water quality report
Prairie Oaks Ests Homeowners Assn 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 Prairie Oaks Ests Homeowners Assn 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