Roane County, Tennessee — public water systems
At a glance
9 active public water systems are filed under Roane County, Tennessee in EPA's SDWIS records, together reporting 73,936 people served. The largest is Harriman Utility Board, which reports serving 16,653 people. 7 are community water systems serving people where they live; the other 2 are non-community systems, such as schools, workplaces, campgrounds and gas stations with their own supply.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
9
Population served
73.9K
Community systems
7
Groundwater share
11.1%
How does Roane County compare with other Tennessee counties?
Roane County has the 42nd-most active public water systems among the 323 counties listed for active Tennessee systems in EPA records; among the 152 with 3 or more systems, the median has 6. Its systems report 73,936 people served in total, the 23rd-largest county figure in the state and 0.9% of the statewide total. The average system here reports serving 8,215 people, about 42% above the Tennessee average of 5,780. Population figures are what each system reports; people served by more than one system, such as a wholesaler and the town that buys from it, are counted by each.
Where does Roane County's drinking water come from?
By primary water source, Roane County's active systems draw on surface water (4, 44%), purchased surface water (4, 44%) and groundwater (1, 11%). Overall, 11% rely mainly on groundwater (including purchased groundwater) and 89% on surface water, compared with 80% and 20% across Tennessee. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. The county's largest system, Harriman Utility Board, draws primarily on surface water.
What kinds of water systems operate in Roane County?
Roane County's active systems break down as 7 community systems (78%), 1 non-transient non-community systems (11%) and 1 transient non-community systems (11%). A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. 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. A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. EPA lists their owner types as local government (78%), federal government (11%) and private (11%).
Water systems in Roane County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Harriman Utility Board | Roane | 16,653 | Community | Surface water |
| 2 | Cumberland Utility District | Roane | 14,085 | Community | Surface water |
| 3 | Rockwood Water, Sewer & Gas | Roane | 11,412 | Community | Surface water |
| 4 | Kingston Water System | Roane | 11,392 | Community | Surface water |
| 5 | Oak Ridge National Lab X-10 | Roane | 5,373 | Non-transient non-community | Purchased surface water |
| 6 | Oliver Springs Water Board | Roane | 5,361 | Community | Purchased surface water |
| 7 | Roane Central Utility District | Roane | 5,317 | Community | Purchased surface water |
| 8 | Watts Bar East U.D. | Roane | 4,280 | Community | Purchased surface water |
| 9 | Cross Eyed Cricket Campground | Roane | 63 | Transient non-community | Groundwater |
Roane County water systems: frequently asked questions
How many public water systems are in Roane County, Tennessee?
EPA's SDWIS records file 9 active public water systems under Roane County, Tennessee: 7 community systems (78%), 1 non-transient non-community systems (11%) and 1 transient non-community systems (11%).
Who supplies drinking water in Roane County, TN?
The largest community water systems filed under Roane County are Harriman Utility Board (16,653 people served), Cumberland Utility District (14,085 people served) and Rockwood Water, Sewer & Gas (11,412 people served). Which system serves a particular address depends on its service area, which EPA's SDWIS records do not include; a water bill or the local utility can confirm it.
Does Roane County's drinking water come from groundwater or surface water?
Of the 9 active public water systems in Roane County, 11% draw mainly on groundwater and 89% on surface water, counting purchased supplies. The largest system, Harriman Utility Board, uses surface water.
Where can I find a water quality report for Roane County?
Each community water system must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1, covering the previous calendar year. 7 community systems are filed under Roane County, so the report to look for is the one from the system that supplies your address.
How can I check violations for a water system in Roane County?
Open the system's profile from the list on this page. Each profile shows the most recent Safe Drinking Water Act violations in EPA's records, with plain-English labels and whether each one is resolved. For current compliance status, EPA ECHO is the primary source.
More Tennessee water systems
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, “Public water systems in Roane County, Tennessee”, https://aquacensus.com/water-systems/tennessee/roane (data as of October 1, 2026).