B79/100
OAK RIDGE DEPT OF PUBLIC WORKS — Water Quality Report 2026
Serving 41,614 people · Tennessee
Water Source
Surface Water
County
—
System ID
TN0000522
Violations
14
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Violation related to Nitrate
When: March 1, 2023Rule: Surface Water Treatment RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About OAK RIDGE DEPT OF PUBLIC WORKS
Is OAK RIDGE DEPT OF PUBLIC WORKS water safe to drink?
OAK RIDGE DEPT OF PUBLIC WORKS water receives a grade of B (79/100), which is considered good. Out of 69 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has OAK RIDGE DEPT OF PUBLIC WORKS detected?
69 contaminants were tested in OAK RIDGE DEPT OF PUBLIC WORKS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does OAK RIDGE DEPT OF PUBLIC WORKS have any EPA violations?
Yes, OAK RIDGE DEPT OF PUBLIC WORKS has 14 EPA violation(s) on record, with the most recent in 2023. Violation types include Other, TT, MR. 1 are health-based violations.
How many people does OAK RIDGE DEPT OF PUBLIC WORKS serve?
OAK RIDGE DEPT OF PUBLIC WORKS serves approximately 41,614 people, Tennessee. The system provides water to 1 community: Oak Ridge.
What type of water does OAK RIDGE DEPT OF PUBLIC WORKS provide?
OAK RIDGE DEPT OF PUBLIC WORKS sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is TN0000522.
How does OAK RIDGE DEPT OF PUBLIC WORKS compare to other utilities in Tennessee?
OAK RIDGE DEPT OF PUBLIC WORKS scores 79/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Tennessee state page for a full comparison of water systems.