A85/100
Brentwood Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 31,563 residents · Tennessee
What's In Brentwood's Tap Water?
69
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
No violations in the past 5 years
Full EPA compliance since 2020.
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
BRENTWOOD WATER DEPARTMENT
Population Served
30,493
Water Source
Purchased Surface Water
System ID
TN0000069
GATEWAY UTILITY COMPANY, INC.
Population Served
1,070
Water Source
Purchased Surface Water
System ID
TN0008271
Frequently Asked Questions About Brentwood Water
Is Brentwood tap water safe to drink?
Brentwood, Tennessee tap water receives a grade of A (85/100), which is considered excellent. Out of 69 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 Brentwood's water?
Of the 69 contaminants tested in Brentwood'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 Brentwood have any water quality violations?
Yes, Brentwood has 20 EPA violation(s) on record, with the most recent in 2024. Violation types include Other, MR, MON. 1 of these are health-based violations, which are the most serious category.
Do I need a water filter in Brentwood?
Brentwood 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 Brentwood's tap water come from?
Brentwood's drinking water is sourced from purchased surface water and supplied by BRENTWOOD WATER DEPARTMENT and 1 other water system(s). The system serves approximately 31,563 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Brentwood'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. Brentwood'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 Brentwood's water compare to other cities in Tennessee?
Brentwood's water quality score of 85/100 earns a grade of A, which is considered excellent. This places Brentwood among the better-performing water systems in Tennessee. Visit our Tennessee state page to see how all cities in the state compare.
What should I do if I'm concerned about Brentwood's water quality?
If you have concerns about Brentwood'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 (BRENTWOOD WATER DEPARTMENT) 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.