Public water system record
St Jacob
Serves St. Jacob, Madison County, IL · 1,835 people served
Federal records show 2 health-based violations and 6 monitoring/reporting issues for St Jacob in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 2
- Resolved
- 1
- Unresolved
- 1
- Any acute record
- No
- Monitoring issues, last 10 years
- 6
Key facts
- St Jacob buys its water from Bond/Madison Water Company, Tritownship Water District and Highland.
- Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit), 2019.
- Most recent formal enforcement: signed compliance agreement by Illinois, April 2005.
- Record on file since 1977, with 2 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 814 unknown out of 814 service lines.
Check whether St Jacob 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 |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
|
220 | Oct 1, 2019 | Resolved | 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
|
Oct 1, 2025 | Active |
|
Public Notice
OTHER
|
Aug 22, 2025 | Active |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Jul 2, 2025 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Oct 1, 2023 | Resolved |
Full record since 1977
EPA's records for St Jacob go back to 1977. Before October 19, 2016 they list 2 health-based violations (2 resolved) and 13 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 1 |
| 1990s | 0 | 8 |
| 2000s | 1 | 4 |
| 2010 to October 18, 2016 | 1 | 0 |
| October 19, 2016 to 2019 | 1 | 0 |
| 2020s | 1 | 6 |
Most recent health-based violation before October 19, 2016: Long Term 2 Enhanced Surface Water Treatment Rule, began June 2014, Resolved.
Show all 2 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Long Term 2 Enhanced Surface Water Treatment Rule
Treatment technique failure
|
Jun 1, 2014 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Jan 1, 2005 | Resolved |
Enforcement actions
Illinois regulators took 1 formal enforcement action against St Jacob in 2005. The most recent was a signed compliance agreement in April 2005.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Apr 12, 2005 | Illinois | Signed compliance agreement | 1 violation (1 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.
Total Trihalomethanes (TTHMs)
1 incidentDisinfection byproduct levels exceeded the federal limit
Long-term TTHM exposure may increase bladder cancer risk
Where the water comes from
St Jacob buys its water from Bond/Madison Water Company, Tritownship Water District and Highland. It lists no wells or intakes of its own.
Buys water from
- Bond/Madison Water Company Pocahontas, IL
- Tritownship Water District Trenton, IL
- Highland Highland, IL
Annual water quality report
St Jacob 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