Public water system · TN0001068
ActiveY-12 Nnsa Production Office
At a glance
Y-12 Nnsa Production Office (PWSID TN0001068) is an active non-transient non-community water system in Anderson County, Tennessee. It reports serving 5,000 people through 250 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by the federal government. EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 2015.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
5,000
Service connections
250
Primary source
SWP
Purchased surface water
System type
NTNCWS
Non-transient non-community water system
System record
How does Y-12 Nnsa Production Office compare with other water systems in Anderson County?
By EPA's size categories, Y-12 Nnsa Production Office is a medium system (3,301 to 10,000 people). Anderson County has 6 active public water systems, and Y-12 Nnsa Production Office is the 4th-largest of them by population served. Its population served is well below the county average of 15,863 people per system, and accounts for 5.3% of the 95,175 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 Y-12 Nnsa Production Office is about 12 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 Y-12 Nnsa Production Office?
EPA lists Y-12 Nnsa Production Office 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 6 active systems in Anderson County (17%) are also owned by the federal government.
Does Y-12 Nnsa Production Office have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 2015. The violations listed here began between January 2006 and April 2015. By type: 3 monitoring and reporting. The contaminants or rules involved are Haloacetic acids (HAA5), Total trihalomethanes (TTHM) and Total coliform bacteria (TCR). EPA lists 3 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 |
|---|---|---|---|---|
| 2015-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2015-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 3 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.
Y-12 Nnsa Production Office: frequently asked questions
Who runs Y-12 Nnsa Production Office?
Y-12 Nnsa Production Office (PWSID TN0001068) 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 Y-12 Nnsa Production Office serve?
Y-12 Nnsa Production Office reports serving 5,000 people through 250 service connections in Anderson County, Tennessee.
Where does Y-12 Nnsa Production Office 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 Y-12 Nnsa Production Office have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 2015. 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 Y-12 Nnsa Production Office'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 3 violations for this system; none is health-based, and the most recent began in April 2015. For current results, consult EPA ECHO, or the TN state drinking water program.
Where can I find Y-12 Nnsa Production Office's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Y-12 Nnsa Production Office 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 Anderson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Oak Ridge Dept of Public Works | Anderson | 41,614 | Community | Surface water |
| Anderson County W.A. | Anderson | 25,700 | Community | Surface water |
| Clinton Utilities Board | Anderson | 18,772 | Community | Surface water |
| Norris Water Commission | Anderson | 2,126 | Community | Groundwater under influence of surface water |
| Rocky Top Water Dept | Anderson | 1,963 | 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, “Y-12 Nnsa Production Office, PWSID TN0001068, Tennessee”, https://aquacensus.com/water-systems/tennessee/y-12-nnsa-production-office-tn0001068 (data as of October 1, 2026).