DAYTON WATER DEPT
PWSID: TN0000174 · Dayton, TN · Serves 25,054 people
According to EPA Safe Drinking Water Information System (SDWIS), DAYTON WATER DEPT (PWSID TN0000174) in Dayton, TN is listed as a CWS water system covering about 25,054 people. The same extract lists 24 health-based violation records spanning 2010-2024. Those 24 health-based rows for DAYTON WATER DEPT cover contaminants such as Total Haloacetic Acids (HAA5), TTHM, Long Term 2 Enhanced Surface Water Treatment Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
DAYTON WATER DEPT has 24 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 3 distinct EPA contaminant codes appear in this system's record, including Total Haloacetic Acids (HAA5), TTHM, Long Term 2 Enhanced Surface Water Treatment Rule. Recorded violations span 2010–2024. Day-to-day primacy enforcement for this system runs through the Tennessee drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Tennessee state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- TN0000174
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Dayton, TN
- Population Served
- 25,054
- Health Violations
- Yes (24)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Total Haloacetic Acids (HAA5) | 14 | 14 |
| TTHM | 9 | 9 |
| Long Term 2 Enhanced Surface Water Treatment Rule | 1 | 1 |
Violation History (24)
| Contaminant | Health | Date |
|---|---|---|
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2016 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2016 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2016 |
| TTHM | Yes | Apr 1, 2016 |
| TTHM | Yes | Apr 1, 2016 |
| TTHM | Yes | Apr 1, 2016 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2016 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2016 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2016 |
| TTHM | Yes | Jan 1, 2016 |
| TTHM | Yes | Jan 1, 2016 |
| TTHM | Yes | Jan 1, 2016 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2015 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2015 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2015 |
| TTHM | Yes | Oct 1, 2015 |
| TTHM | Yes | Oct 1, 2015 |
| TTHM | Yes | Oct 1, 2015 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Oct 2, 2010 |
Frequently Asked Questions
What does EPA SDWIS list for DAYTON WATER DEPT?
How many people does DAYTON WATER DEPT serve?
What violations does DAYTON WATER DEPT have?
What contaminants have been found in DAYTON WATER DEPT water?
Compare beyond Tennessee
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest DAYTON WATER DEPT on cumulative violation count (24) and EPA-reported population served (25,054). Violation-count peers include Table Mountain Rancheria, MAGNOLIA WATERWORKS, DAMASCUS WATER WORKS. Population peers include EASTON WATER DIV, NORCO, CITY OF, INKSTER.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
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About This Data
DAYTON WATER DEPT (TN0000174) is drawn from EPA SDWIS. Nearby county systems in this extract include NORTH U.D. OF RHEA COUNTY; SPRING CITY WATER SYSTEM; GRANDVIEW UTILITY DISTRICT; LAURELBROOK SCHOOL. Health-based rows (24 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.