Public water system record
Mount Olive
Serves Mount Olive, Macoupin County, IL · 2,193 people served
Federal records show 3 health-based violations and 11 monitoring/reporting issues for Mount Olive in the last ten years. The most serious issue in this window was a Interim Enhanced Surface Water Treatment Rule violation that EPA lists as archived, not resolved.
System profile
- Health-based violations, last 10 years
- 3
- Resolved
- 0
- Unresolved
- 0
- Archived by EPA
- 3
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 11
Key facts
- Mount Olive buys its water from Litchfield.
- Most recent formal enforcement: signed compliance agreement by Illinois, January 2008.
- Record on file since 1977, with 37 health-based violations before October 19, 2016.
- Lead pipe inventory: 324 lead and 0 unknown out of 1,102 service lines.
Check whether Mount Olive 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 |
|---|---|---|---|---|
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Dec 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Nov 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Oct 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Public Notice
OTHER
|
Dec 26, 2025 | Active |
|
Public Notice
OTHER
|
Jul 12, 2025 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Apr 1, 2025 | Active |
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Chloramine
Monitoring and reporting
|
Jan 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2024 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2023 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2023 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 2023 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Nov 30, 2022 | Resolved |
Full record since 1977
EPA's records for Mount Olive go back to 1977. Before October 19, 2016 they list 37 health-based violations (33 resolved, 4 archived by EPA without a recorded fix) and 7 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 1 |
| 1990s | 4 | 3 |
| 2000s | 33 | 3 |
| 2020s | 3 | 11 |
Most recent health-based violation before October 19, 2016: Surface Water Treatment Rule, began June 2008, Resolved.
Show all 37 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Surface Water Treatment Rule
Treatment technique failure
|
Jun 1, 2008 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
May 1, 2008 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Apr 1, 2008 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Mar 1, 2008 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Feb 1, 2008 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jan 1, 2008 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Dec 1, 2007 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Nov 1, 2007 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Oct 1, 2007 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Sep 1, 2007 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Aug 1, 2007 | Resolved |
|
CARBON, TOTAL
Treatment technique failure
|
Jul 1, 2007 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jul 1, 2007 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jun 1, 2007 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
May 1, 2007 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Apr 1, 2007 | Resolved |
|
CARBON, TOTAL
Treatment technique failure
|
Apr 1, 2007 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Mar 1, 2007 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Feb 1, 2007 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jan 1, 2007 | Resolved |
|
CARBON, TOTAL
Treatment technique failure
|
Jan 1, 2007 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Dec 1, 2006 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Nov 1, 2006 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Oct 1, 2006 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Sep 1, 2006 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Aug 1, 2006 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jul 1, 2006 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jun 1, 2006 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
May 1, 2006 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Apr 1, 2006 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Mar 1, 2006 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Feb 1, 2006 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jan 1, 2006 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 1998 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jun 1, 1998 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 1997 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 1993 | Archived |
Enforcement actions
Illinois regulators took 2 formal enforcement actions against Mount Olive between 2007 and 2008. The most recent was a signed compliance agreement in January 2008.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jan 16, 2008 | Illinois | Signed compliance agreement | 30 violations (30 health-based): Surface Water Treatment Rule |
| Jun 14, 2007 | Illinois | Signed compliance agreement | 3 violations (3 health-based): CARBON, TOTAL |
What the violations mean
Interim Enhanced Surface Water Treatment Rule
3 incidentsThe system did not meet a filtration or treatment requirement for surface water
Inadequate treatment of surface water can let pathogens such as Cryptosporidium and Giardia through
Where the water comes from
Mount Olive buys its water from Litchfield. It lists no wells or intakes of its own. 1 other public water system has an emergency connection to Mount Olive.
Buys water from
- Litchfield Litchfield, IL
Annual water quality report
Mount Olive 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.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
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