Public water system record
Town of Dallas
Serves an area of Gaston County, NC that includes Dallas · 8,212 people served
Federal records show 5 health-based violations and 25 monitoring/reporting issues for Town of Dallas in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.
System profile
- Health-based violations, last 10 years
- 5
- Resolved
- 5
- Unresolved
- 0
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 25
Key facts
- Town of Dallas draws water from 1 surface water intake.
- Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.114 mg/L, federal limit 0.08 mg/L (1.4 times the limit), 2022.
- Most recent formal enforcement: compliance order (no penalty) by North Carolina, January 2025.
- Record on file since 2001, with 6 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 2,018 unknown out of 3,303 service lines.
Check whether Town of Dallas 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 |
|---|---|---|---|---|
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.094 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
220 | Jan 1, 2023 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.107 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
|
220 | Oct 1, 2022 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.114 mg/L, federal limit 0.08 mg/L (1.4 times the limit)
|
220 | Jul 1, 2022 | Resolved | No |
|
Surface Water Treatment Rule
Treatment technique failure
|
120 | Jul 1, 2018 | Resolved | No |
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Jul 1, 2018 | Resolved | Yes |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Revised Total Coliform Rule
RPT
|
Sep 11, 2024 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2024 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
CARBON, TOTAL
Monitoring and reporting
|
Jul 1, 2023 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2023 | Resolved |
|
Public Notice
OTHER
|
Nov 8, 2022 | Resolved |
|
Public Notice
OTHER
|
May 25, 2022 | Resolved |
|
Public Notice
OTHER
|
Sep 22, 2021 | Resolved |
|
Revised Total Coliform Rule
RPT
|
May 11, 2021 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2020 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jun 1, 2020 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jun 1, 2020 | Resolved |
|
1,2-DIBROMO-3-CHLOROPROPANE
Monitoring and reporting
|
Jan 1, 2020 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Toxaphene
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Total Polychlorinated Biphenyls (PCB)
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Chlordane
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
ETHYLENE DIBROMIDE
Monitoring and reporting
|
Jan 1, 2020 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2019 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2018 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Dec 1, 2017 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Dec 1, 2017 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Sep 1, 2016 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Sep 1, 2016 | Resolved |
|
Public Notice
OTHER
|
Oct 8, 2010 | Resolved |
Full record since 2001
EPA's records for Town of Dallas go back to 2001. Before October 19, 2016 they list 6 health-based violations (6 resolved) and 44 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 1 | 4 |
| 2010 to October 18, 2016 | 5 | 40 |
| October 19, 2016 to 2019 | 2 | 4 |
| 2020s | 3 | 18 |
Most recent health-based violation before October 19, 2016: Haloacetic Acids (HAA5), began July 2015, Resolved.
Show all 6 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.067 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
|
Jul 1, 2015 | Resolved |
|
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
|
Sep 1, 2014 | Resolved |
|
CARBON, TOTAL
Treatment technique failure
|
Apr 1, 2012 | Resolved |
|
CARBON, TOTAL
Treatment technique failure
|
Jan 1, 2012 | Resolved |
|
CARBON, TOTAL
Treatment technique failure
|
Oct 1, 2011 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jun 1, 2001 | Resolved |
Enforcement actions
North Carolina regulators took 24 formal enforcement actions against Town of Dallas between 2009 and 2025, filed as 26 records in EPA's data. The most recent was a compliance order (no penalty) in January 2025.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jan 28, 2025 | North Carolina | Compliance order (no penalty) | 1 violation: Revised Total Coliform Rule |
| Nov 14, 2024 | North Carolina | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
| Jul 18, 2024 | North Carolina | Compliance order (no penalty) | 2 violations: Haloacetic Acids (HAA5), Total Trihalomethanes (TTHMs) |
| Nov 7, 2023 | North Carolina | Compliance order (no penalty) | 1 violation: CARBON, TOTAL |
| Mar 2, 2023 | North Carolina | Compliance order (no penalty) | 1 violation: Lead and Copper Rule |
| Feb 22, 2023 | North Carolina | Compliance order (no penalty) | 3 violations: Chlordane, Total Polychlorinated Biphenyls (PCB), Toxaphene |
| Sep 28, 2022 | North Carolina | Compliance order (no penalty) | 3 violations (3 health-based): Total Trihalomethanes (TTHMs) |
| Dec 17, 2021 | North Carolina | Compliance order (no penalty) | 1 violation: Public Notice |
| May 24, 2021 | North Carolina | Compliance order (no penalty) | 1 violation: Revised Total Coliform Rule |
| Sep 21, 2020 | North Carolina | Compliance order (no penalty) | 2 violations: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5) |
| Nov 13, 2019 | North Carolina | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
| Aug 17, 2018 | North Carolina | Compliance order (no penalty) | 2 violations (2 health-based): Surface Water Treatment Rule, Interim Enhanced Surface Water Treatment Rule |
| Mar 20, 2018 | North Carolina | Compliance order (no penalty) | 2 violations: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5) |
| Feb 23, 2017 | North Carolina | Compliance order with a penalty | 4 violations: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5) |
| Jan 24, 2017 | North Carolina | Compliance order (no penalty) | 2 violations: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5) |
| Apr 19, 2016 | North Carolina | Compliance order (no penalty) | 2 violations: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5) |
| Nov 3, 2015 | North Carolina | Compliance order (no penalty) | 1 violation (1 health-based): Haloacetic Acids (HAA5) |
| Jan 4, 2013 | North Carolina | Compliance order (no penalty) | 1 violation (1 health-based): CARBON, TOTAL |
| Jun 27, 2012 | North Carolina | Compliance order (no penalty) | 2 violations (2 health-based): CARBON, TOTAL |
| May 4, 2011 | North Carolina | Compliance order (no penalty) | 1 violation: Nitrate |
| Apr 7, 2011 | North Carolina | Compliance order (no penalty) | 12 violations: Chromium (total), CYANIDE, Fluoride, Nickel, Beryllium, Total |
| Apr 5, 2011 | North Carolina | Compliance order (no penalty) | 21 violations: 1,2,4-Trichlorobenzene, cis-1,2-Dichloroethylene, Xylenes, Total, DICHLOROMETHANE, Vinyl chloride |
| Feb 25, 2011 | North Carolina | Compliance order (no penalty) | 1 violation: Public Notice |
| Feb 18, 2009 | North Carolina | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
What the violations mean
Total Trihalomethanes (TTHMs)
3 incidentsDisinfection byproduct levels exceeded the federal limit
Long-term TTHM exposure may increase bladder cancer risk
Surface Water Treatment Rule
1 incidentThe system did not complete a treatment step or action that the Surface Water Treatment Rule requires (a treatment technique violation).
The utility had to notify customers about this violation.
Interim Enhanced Surface Water Treatment Rule
1 incidentThe 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
Town of Dallas draws water from 1 surface water intake. It also has an emergency connection to Two Rivers Utilities.
Emergency or part-time connections to
- Two Rivers Utilities Gastonia, NC
Annual water quality report
Town of Dallas 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 North Carolina.
Certified drinking water labs by state EPA guidance for private wells