A85/100
Lake Jackson Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 27,314 residents · Texas
What's In Lake Jackson's Tap Water?
70
Contaminants Tested
1
Exceed EPA Limits
1
Above EPA Goals
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.36 mg/L | 1.30 mg/L | Over Limit |
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
CITY OF LAKE JACKSON
Population Served
27,314
Water Source
Purchased Surface Water
System ID
TX0200006
Frequently Asked Questions About Lake Jackson Water
Is Lake Jackson tap water safe to drink?
Lake Jackson, Texas tap water receives a grade of A (85/100), which is considered excellent. Out of 70 contaminants tested, 1 exceed EPA maximum contaminant levels (MCLs) and 2 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 Lake Jackson's water?
Of the 70 contaminants tested in Lake Jackson's water supply, the most notable include Copper (90th percentile), Lead (90th percentile). 1 contaminant(s) exceed EPA legal limits (MCLs). 2 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Lake Jackson have any water quality violations?
Yes, Lake Jackson has 4 EPA violation(s) on record, with the most recent in 2020. Violation types include MR. None of these are classified as health-based violations.
Do I need a water filter in Lake Jackson?
Based on EPA data, using a water filter in Lake Jackson is recommended. 1 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.
Where does Lake Jackson's tap water come from?
Lake Jackson's drinking water is sourced from purchased surface water and supplied by CITY OF LAKE JACKSON. The system serves approximately 27,314 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Lake Jackson'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. Lake Jackson'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 Lake Jackson's water compare to other cities in Texas?
Lake Jackson's water quality score of 85/100 earns a grade of A, which is considered excellent. This places Lake Jackson among the better-performing water systems in Texas. Visit our Texas state page to see how all cities in the state compare.
What should I do if I'm concerned about Lake Jackson's water quality?
If you have concerns about Lake Jackson'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 (CITY OF LAKE JACKSON) 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.