Public water system · TN0001060
ActiveOak Ridge National Lab X-10
At a glance
Oak Ridge National Lab X-10 (PWSID TN0001060) is an active non-transient non-community water system in Roane County, Tennessee. It reports serving 5,373 people through 418 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by the federal government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
5,373
Service connections
418
Primary source
SWP
Purchased surface water
System type
NTNCWS
Non-transient non-community water system
System record
How does Oak Ridge National Lab X-10 compare with other water systems in Roane County?
By EPA's size categories, Oak Ridge National Lab X-10 is a medium system (3,301 to 10,000 people). Roane County has 9 active public water systems, and Oak Ridge National Lab X-10 is the 5th-largest of them by population served. Its population served is about 35% below the county average of 8,215 people per system, and accounts for 7.3% of the 73,936 people reported by systems filed under the county. Across Tennessee, the 1,383 active systems average 5,780 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Oak Ridge National Lab X-10 is about 13 times that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Tennessee has 42 active non-transient non-community water systems, 3% of the state's 1,383 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 121 Tennessee systems (8.7%) list purchased surface water as their primary source.
Who owns and regulates Oak Ridge National Lab X-10?
EPA lists Oak Ridge National Lab X-10 as owned by the federal government. The TN state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 1 of the 9 active systems in Roane County (11%) are also owned by the federal government.
Does Oak Ridge National Lab X-10 have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2020. The violations listed here began between July 2020 and July 2020. By type: 2 monitoring and reporting. The contaminants or rules involved are Haloacetic acids (HAA5) and Total trihalomethanes (TTHM). EPA lists 2 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2020-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2020-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
All 2 violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Oak Ridge National Lab X-10: frequently asked questions
Who runs Oak Ridge National Lab X-10?
Oak Ridge National Lab X-10 (PWSID TN0001060) is a non-transient non-community water system owned by the federal government. It is regulated by the TN state drinking water program.
How many people does Oak Ridge National Lab X-10 serve?
Oak Ridge National Lab X-10 reports serving 5,373 people through 418 service connections in Roane County, Tennessee.
Where does Oak Ridge National Lab X-10 get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Oak Ridge National Lab X-10 have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2020. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Oak Ridge National Lab X-10's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2020. For current results, consult EPA ECHO, or the TN state drinking water program.
Where can I find Oak Ridge National Lab X-10's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Oak Ridge National Lab X-10 is a non-transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Roane County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Harriman Utility Board | Roane | 16,653 | Community | Surface water |
| Cumberland Utility District | Roane | 14,085 | Community | Surface water |
| Rockwood Water, Sewer & Gas | Roane | 11,412 | Community | Surface water |
| Kingston Water System | Roane | 11,392 | Community | Surface water |
| Oliver Springs Water Board | Roane | 5,361 | Community | Purchased surface water |
| Roane Central Utility District | Roane | 5,317 | Community | Purchased surface water |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Oak Ridge National Lab X-10, PWSID TN0001060, Tennessee”, https://aquacensus.com/water-systems/tennessee/oak-ridge-national-lab-x-10-tn0001060 (data as of October 1, 2026).