Public water system record
Jackson County U.D. #3
Serves Gainesboro, Jackson County, TN · 3,917 people served
Federal records show 18 health-based violations and 10 monitoring/reporting issues for Jackson County U.D. #3 in the last ten years. The most serious issue in this window was a Total Trihalomethanes (TTHMs) violation that EPA lists as archived, not resolved.
System profile
- Health-based violations, last 10 years
- 18
- Resolved
- 9
- Unresolved
- 0
- Archived by EPA
- 9
- Any acute record
- No
- Monitoring issues, last 10 years
- 10
Key facts
- Jackson County U.D. #3 buys its water from Gainesboro Water System.
- Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.11025 mg/L, federal limit 0.08 mg/L (1.4 times the limit), 2025.
- Most recent formal enforcement: compliance order with a penalty by Tennessee, May 2023.
- Record on file since 2005, with 10 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 466 unknown out of 1,496 service lines.
Check whether Jackson County U.D. #3 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 0.08728 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Oct 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.096 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
220 | Jul 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.11025 mg/L, federal limit 0.08 mg/L (1.4 times the limit)
|
220 | Apr 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.09468 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
220 | Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0901 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Oct 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.08213 mg/L, federal limit 0.08 mg/L (at or just above the limit)
|
220 | Jul 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.08735 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Jan 1, 2023 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.09335 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
220 | Oct 1, 2022 | Resolved | No |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.0642 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
|
220 | Oct 1, 2022 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.09978 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
220 | Jul 1, 2022 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.06818 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
|
220 | Jul 1, 2022 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0928 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
220 | Apr 1, 2022 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.09015 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Jan 1, 2022 | Resolved | No |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.06253 mg/L, federal limit 0.06 mg/L (at or just above the limit)
|
220 | Jan 1, 2022 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0826 mg/L, federal limit 0.08 mg/L (at or just above the limit)
|
220 | Apr 1, 2021 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.083 mg/L, federal limit 0.08 mg/L (at or just above the limit)
|
220 | Jan 1, 2019 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.087 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Oct 1, 2018 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0824 mg/L, federal limit 0.08 mg/L (at or just above the limit)
|
220 | Jul 1, 2018 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2024 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2023 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2023 | Resolved |
|
Public Notice
OTHER
|
Sep 10, 2022 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2022 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2021 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2020 | Resolved |
|
Chlorine
Monitoring and reporting
|
Apr 1, 2019 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2019 | Resolved |
Full record since 2005
EPA's records for Jackson County U.D. #3 go back to 2005. Before October 19, 2016 they list 10 health-based violations (10 resolved) and 6 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 1 | 2 |
| 2010 to October 18, 2016 | 9 | 4 |
| October 19, 2016 to 2019 | 3 | 2 |
| 2020s | 15 | 8 |
Most recent health-based violation before October 19, 2016: Haloacetic Acids (HAA5), began July 2016, Resolved.
Show all 10 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.066 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
|
Jul 1, 2016 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.072 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
|
Apr 1, 2016 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.067 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
|
Jan 1, 2016 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.065 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
|
Oct 1, 2015 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.0621 mg/L, federal limit 0.06 mg/L (at or just above the limit)
|
Jan 1, 2015 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.084 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
Oct 1, 2014 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.071 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
|
Oct 1, 2014 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0817 mg/L, federal limit 0.08 mg/L (at or just above the limit)
|
Jul 1, 2014 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.0658 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
|
Jul 1, 2014 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.0673 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
|
Apr 1, 2005 | Resolved |
Enforcement actions
Tennessee regulators took 3 formal enforcement actions against Jackson County U.D. #3 between 2016 and 2023. The most recent was a compliance order with a penalty in May 2023.
| Date | By | Action | Violations covered |
|---|---|---|---|
| May 25, 2023 | Tennessee | Compliance order with a penalty | 10 violations (8 health-based): Haloacetic Acids (HAA5), Total Trihalomethanes (TTHMs), Public Notice, Consumer Confidence Rule |
| Aug 2, 2019 | Tennessee | Compliance order with a penalty | 5 violations (3 health-based): Total Trihalomethanes (TTHMs), Revised Total Coliform Rule, Chlorine |
| Jul 19, 2016 | Tennessee | Compliance order with a penalty | 12 violations (8 health-based): Total Coliform, Total Trihalomethanes (TTHMs), Chlorine, Haloacetic Acids (HAA5) |
What the violations mean
Total Trihalomethanes (TTHMs)
15 incidentsDisinfection byproduct levels exceeded the federal limit
Long-term TTHM exposure may increase bladder cancer risk
Haloacetic Acids (HAA5)
3 incidentsHaloacetic acid byproducts exceeded the federal limit
Long-term exposure to HAAs may increase cancer risk
Where the water comes from
Jackson County U.D. #3 buys its water from Gainesboro Water System. It lists no wells or intakes of its own.
Buys water from
- Gainesboro Water System Gainsboro, TN
Annual water quality report
Jackson County U.D. #3 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 Tennessee.
Certified drinking water labs by state EPA guidance for private wells