B63/100
Rocky Top Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 1,963 residents · Tennessee
What's In Rocky Top's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: October 1, 2021 – October 27, 2021Enforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2021 – August 10, 2021Enforcement: Resolving — corrective action underway
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
Water Utility Details
ROCKY TOP WATER DEPT
Population Served
1,963
Water Source
Purchased Surface Water
System ID
TN0000383
Frequently Asked Questions About Rocky Top Water
Is Rocky Top tap water safe to drink?
Rocky Top, Tennessee tap water receives a grade of B (63/100), which is considered good. Out of 1 contaminants tested, none exceed EPA maximum contaminant levels (MCLs) and 1 exceed health guidelines (MCLGs). While the water meets federal standards, some residents may still choose to use a filter for additional peace of mind.
What contaminants are in Rocky Top's water?
Of the 1 contaminants tested in Rocky Top's water supply, the most notable include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Rocky Top have any water quality violations?
Yes, Rocky Top has 34 EPA violation(s) on record, with the most recent in 2021. Violation types include Other, MR. None of these are classified as health-based violations.
Do I need a water filter in Rocky Top?
Rocky Top water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. 1 contaminant(s) exceed these stricter goals.
Where does Rocky Top's tap water come from?
Rocky Top's drinking water is sourced from purchased surface water and supplied by ROCKY TOP WATER DEPT. The system serves approximately 1,963 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Rocky Top's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Rocky Top's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Rocky Top's water compare to other cities in Tennessee?
Rocky Top's water quality score of 63/100 earns a grade of B, which is considered good. This is an above-average score compared to many cities nationwide. Visit our Tennessee state page to see how all cities in the state compare.
What should I do if I'm concerned about Rocky Top's water quality?
If you have concerns about Rocky Top's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (ROCKY TOP WATER DEPT) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.