A93/100
Sugar Land Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 173,324 residents · Texas
What's In Sugar Land's Tap Water?
76
Contaminants Tested
1
Exceed EPA Limits
2
Above EPA Goals
3 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOA | 0.004 µg/L | 0.004 µg/L | Over Limit |
chlorate | 330.00 µg/L | — | Above Goal |
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2014.
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 SUGAR LAND
Population Served
90,909
Water Source
Surface Water
System ID
TX0790005
CITY OF SUGAR LAND - NEW TERRITORY
Population Served
15,546
Water Source
Groundwater
System ID
TX0790253
CITY OF SUGAR LAND - GREATWOOD
Population Served
12,368
Water Source
Groundwater
System ID
TX0790296
CITY OF SUGAR LAND RIVER PARK
Population Served
4,278
Water Source
Groundwater
System ID
TX0790354
ROYAL LAKES ESTATES
Population Served
1,002
Water Source
Groundwater
System ID
TX0790364
FORT BEND COUNTY MUD 115 RIVERSTONE
Population Served
1,527
Water Source
Groundwater
System ID
TX0790403
FORT BEND COUNTY MUD 129
Population Served
4,713
Water Source
Purchased Groundwater
System ID
TX0790437
FORT BEND COUNTY MUD 140 RIVERS EDGE
Population Served
2,547
Water Source
Purchased Groundwater
System ID
TX0790445
KINGDOM HEIGHTS WATER SYSTEM
Population Served
2,934
Water Source
Groundwater
System ID
TX0790462
FORT BEND COUNTY MUD 128
Population Served
10,974
Water Source
Purchased Surface Water
System ID
TX0790498
FORT BEND COUNTY MUD 149
Population Served
4,638
Water Source
Purchased Surface Water
System ID
TX0790517
MEMORIAL MUD
Population Served
6,615
Water Source
Groundwater
System ID
TX1011242
HARRIS COUNTY MUD 168
Population Served
13,029
Water Source
Groundwater
System ID
TX1011783
MONTGOMERY COUNTY MUD 191
Population Served
2,244
Water Source
Purchased Groundwater
System ID
TX1700933
Frequently Asked Questions About Sugar Land Water
Is Sugar Land tap water safe to drink?
Sugar Land, Texas tap water receives a grade of A (93/100), which is considered excellent. Out of 76 contaminants tested, 1 exceed EPA maximum contaminant levels (MCLs) and 3 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 Sugar Land's water?
Of the 76 contaminants tested in Sugar Land's water supply, the most notable include PFOA, Lead (90th percentile), chlorate. 1 contaminant(s) exceed EPA legal limits (MCLs). 3 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Sugar Land have any water quality violations?
Yes, Sugar Land has 63 EPA violation(s) on record, with the most recent in 2019. Violation types include MR, Other, MCL. 1 of these are health-based violations, which are the most serious category.
Do I need a water filter in Sugar Land?
Based on EPA data, using a water filter in Sugar Land 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 Sugar Land's tap water come from?
Sugar Land's drinking water is sourced from surface water and supplied by CITY OF SUGAR LAND and 13 other water system(s). The system serves approximately 173,324 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Sugar Land'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. Sugar Land'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 Sugar Land's water compare to other cities in Texas?
Sugar Land's water quality score of 93/100 earns a grade of A, which is considered excellent. This places Sugar Land 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 Sugar Land's water quality?
If you have concerns about Sugar Land'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 SUGAR LAND) 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.