Public water system record
North Aurora
Serves North Aurora, Kane County, IL · 18,261 people served
Federal records show no health-based violations and no monitoring or reporting issues for North Aurora 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
- North Aurora draws water from 6 wells.
- Most recent formal enforcement: signed compliance agreement by Illinois, October 2007.
- Record on file since 1977, with 27 health-based violations before October 19, 2016.
- Lead pipe inventory: 196 lead and 357 unknown out of 6,617 service lines.
Check whether North Aurora 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 North Aurora go back to 1977. Before October 19, 2016 they list 27 health-based violations (25 resolved, 2 archived by EPA without a recorded fix) and 3 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 1 |
| 1980s | 1 | 0 |
| 1990s | 6 | 1 |
| 2000s | 20 | 1 |
Most recent health-based violation before October 19, 2016: Combined Radium (-226 and -228), began October 2007, Resolved.
Show all 27 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 6 pCi/L, federal limit 5 pCi/L (1.2 times the limit)
|
Oct 1, 2007 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 7 pCi/L, federal limit 5 pCi/L (1.4 times the limit)
|
Jul 1, 2007 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 7 pCi/L, federal limit 5 pCi/L (1.4 times the limit)
|
Apr 1, 2007 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 7 pCi/L, federal limit 5 pCi/L (1.4 times the limit)
|
Jan 1, 2007 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 9 pCi/L, federal limit 5 pCi/L (1.8 times the limit)
|
Oct 1, 2006 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 12 pCi/L, federal limit 5 pCi/L (2.4 times the limit)
|
Jul 1, 2006 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 16 pCi/L, federal limit 5 pCi/L (3.2 times the limit)
|
Apr 1, 2006 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 16 pCi/L, federal limit 5 pCi/L (3.2 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
|
Dec 1, 1998 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Dec 1, 1994 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 1993 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 1991 | Archived |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Jan 1, 1991 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Dec 1, 1990 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Dec 8, 1986 | Resolved |
Enforcement actions
Illinois regulators took 5 formal enforcement actions against North Aurora between 1990 and 2007. The most recent was a signed compliance agreement in October 2007.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Oct 17, 2007 | Illinois | Signed compliance agreement | 1 violation (1 health-based): Combined Radium (-226 and -228) |
| Oct 27, 2004 | Illinois | Signed compliance agreement | 1 violation (1 health-based): Gross Alpha, Excl. Radon and U |
| Apr 1, 2004 | Illinois | Signed compliance agreement | 17 violations (17 health-based): Combined Radium (-226 and -228) |
| Nov 24, 2001 | Illinois | Signed compliance agreement | 1 violation (1 health-based): Combined Radium (-226 and -228) |
| Feb 8, 1990 | Illinois | Compliance order (no penalty) | 1 violation (1 health-based): Combined Radium (-226 and -228) |
Where the water comes from
North Aurora draws water from 6 wells. 2 other public water systems have emergency connections to North Aurora.
Annual water quality report
North Aurora 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