Public water system record
South Elgin
Serves South Elgin, Kane County, IL · 23,648 people served
Federal records show 1 health-based violation and 4 monitoring/reporting issues for South Elgin in the last ten years, including an unresolved Lead and Copper Rule violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 0
- Unresolved
- 1
- Any acute record
- No
- Monitoring issues, last 10 years
- 4
Key facts
- South Elgin draws water from 10 wells.
- Record on file since 1977, with 4 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 615 unknown out of 9,144 service lines.
Check whether South Elgin 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
Treatment technique failure
|
350 | Jul 2, 2025 | Active | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Public Notice
OTHER
|
Nov 1, 2025 | Active |
|
Public Notice
OTHER
|
Jul 13, 2024 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2024 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 2023 | Resolved |
Full record since 1977
EPA's records for South Elgin go back to 1977. Before October 19, 2016 they list 4 health-based violations (4 resolved) and 5 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 1 |
| 1990s | 3 | 1 |
| 2000s | 1 | 0 |
| 2010 to October 18, 2016 | 0 | 3 |
| 2020s | 1 | 4 |
Most recent health-based violation before October 19, 2016: Lead and Copper Rule, began July 2000, Resolved.
Show all 4 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Lead and Copper Rule
Treatment technique failure
|
Jul 1, 2000 | Resolved |
|
Barium
Contaminant limit exceeded
|
Jan 1, 1999 | Resolved |
|
Barium
Contaminant limit exceeded
|
Oct 1, 1998 | Resolved |
|
Barium
Contaminant limit exceeded
|
Jul 1, 1998 | Resolved |
What the violations mean
Lead and Copper Rule
1 incidentThe system did not complete a treatment step or action that the Lead and Copper Rule requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
South Elgin draws water from 10 wells. 3 smaller public systems such as schools, businesses or campgrounds buy water from South Elgin.
Annual water quality report
South Elgin 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