Public water system record
Minooka
Serves Minooka, Grundy County and Will County, IL · 12,800 people served
Federal records show no health-based violations and no monitoring or reporting issues for Minooka 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
- 0
Key facts
- Minooka draws water from 5 wells.
- Most recent formal enforcement: signed compliance agreement by Illinois, July 2006.
- Record on file since 1977, with 6 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 4,194 service lines.
Check whether Minooka 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, and no monitoring or reporting violations either.
Full record since 1977
EPA's records for Minooka go back to 1977. Before October 19, 2016 they list 6 health-based violations (5 resolved, 1 archived by EPA without a recorded fix) and 81 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 1 |
| 1980s | 2 | 0 |
| 1990s | 2 | 3 |
| 2000s | 1 | 73 |
| 2010 to October 18, 2016 | 1 | 4 |
Most recent health-based violation before October 19, 2016: Revised Total Coliform Rule (acute), began June 2016, Resolved.
Show all 6 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Revised Total Coliform Rule (acute)
Contaminant limit exceeded
|
Jun 1, 2016 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 2001 | Archived |
|
Lead and Copper Rule
Treatment technique failure
|
Jun 1, 1995 | Resolved |
|
Lead and Copper Rule
Treatment technique failure
|
Nov 21, 1994 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Sep 1, 1988 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Sep 14, 1984 | Resolved |
Enforcement actions
Illinois regulators took 2 formal enforcement actions against Minooka between 2005 and 2006. The most recent was a signed compliance agreement in July 2006.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jul 27, 2006 | Illinois | Signed compliance agreement | 2 violations: Public Notice |
| Nov 16, 2005 | Illinois | Signed compliance agreement | 1 violation: Lead and Copper Rule |
Where the water comes from
Minooka draws water from 5 wells. It also has an emergency connection to Channahon. 1 smaller public system such as schools, businesses or campgrounds buys water from Minooka. 1 other public water system has an emergency connection to Minooka.
Emergency or part-time connections to
- Channahon Channahon, IL
Annual water quality report
Minooka 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 Illinois.
Certified drinking water labs by state EPA guidance for private wells