Public water system record
City of Aiken
Serves an area of Aiken County, SC that includes Aiken · 45,090 people served
Federal records show 7 health-based violations and no monitoring/reporting issues for City of Aiken in the last ten years, including an unresolved Stage 1 Disinfection Byproducts Rule violation.
System profile
- Health-based violations, last 10 years
- 7
- Resolved
- 0
- Unresolved
- 7
- Any acute record
- No
- Monitoring issues, last 10 years
- 0
Key facts
- City of Aiken draws water from 10 wells and 1 surface water intake.
- Most recent formal enforcement: administrative penalty by South Carolina, January 2022.
- Record on file since 1992, with 2 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 12,276 unknown out of 22,216 service lines.
Check whether City of Aiken 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 |
|---|---|---|---|---|
|
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
|
210 | Jul 1, 2021 |
Active
Enforcement action in place
|
No |
|
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
|
210 | Jun 1, 2021 |
Active
Enforcement action in place
|
No |
|
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
|
210 | May 1, 2021 |
Active
Enforcement action in place
|
No |
|
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
|
210 | Apr 1, 2021 |
Active
Enforcement action in place
|
No |
|
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
|
210 | Mar 1, 2021 |
Active
Enforcement action in place
|
No |
|
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
|
210 | Feb 1, 2021 |
Active
Enforcement action in place
|
No |
|
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
|
210 | Jan 1, 2021 |
Active
Enforcement action in place
|
No |
Full record since 1992
EPA's records for City of Aiken go back to 1992. Before October 19, 2016 they list 2 health-based violations (2 archived by EPA without a recorded fix) and 10 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 10 |
| 2010 to October 18, 2016 | 2 | 0 |
| 2020s | 7 | 0 |
Most recent health-based violation before October 19, 2016: Combined Radium (-226 and -228), began January 2014, Archived.
Show all 2 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 6.64 pCi/L, federal limit 5 pCi/L (1.3 times the limit)
|
Jan 1, 2014 | Archived |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 5.8 pCi/L, federal limit 5 pCi/L (1.2 times the limit)
|
Jan 1, 2010 | Archived |
Enforcement actions
South Carolina regulators and EPA took 5 formal enforcement actions against City of Aiken between 1993 and 2022. The most recent was an administrative penalty in January 2022.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jan 4, 2022 | South Carolina | Administrative penalty | 7 violations (7 health-based): Stage 1 Disinfection Byproducts Rule |
| Jan 4, 2022 | South Carolina | Compliance order with a penalty | 7 violations (7 health-based): Stage 1 Disinfection Byproducts Rule |
| Sep 13, 2010 | South Carolina | Administrative penalty | 2 violations (2 health-based): Combined Radium (-226 and -228) |
| Sep 13, 2010 | South Carolina | Compliance order with a penalty | 2 violations (2 health-based): Combined Radium (-226 and -228) |
| Sep 24, 1993 | EPA | Compliance order (no penalty) | 1 violation: Lead and Copper Rule |
What the violations mean
Stage 1 Disinfection Byproducts Rule
7 incidentsThe system did not meet a treatment requirement of the Stage 1 Disinfectants and Disinfection Byproducts Rule
Byproducts form when disinfectants react with natural material in water. Long-term exposure above federal limits may increase cancer risk
Where the water comes from
City of Aiken draws water from 10 wells and 1 surface water intake. 4 smaller public systems such as schools, businesses or campgrounds buy water from City of Aiken. 2 other public water systems have emergency connections to City of Aiken.
Annual water quality report
City of Aiken 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 South Carolina.
Certified drinking water labs by state EPA guidance for private wells