C57/100
Cypress Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 41,184 residents · Texas
What's In Cypress's Tap Water?
31
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2024 – June 30, 2024Rule: Ground Water 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
Water Utility Details
SOUTHWOOD ESTATES
Population Served
1,347
Water Source
Groundwater
System ID
TX0200403
GBRA CALHOUN COUNTY RURAL WATER SYSTEM
Population Served
4,482
Water Source
Purchased Surface Water
System ID
TX0290007
COLES CROSSING
Population Served
1,521
Water Source
Groundwater
System ID
TX0360114
HILLTOWN ADDITION
Population Served
2,184
Water Source
Groundwater
System ID
TX0610112
BEAUMONT PLACE
Population Served
1,917
Water Source
Groundwater
System ID
TX1010098
CASTLEWOOD SUBDIVISION
Population Served
1,053
Water Source
Groundwater
System ID
TX1010111
NITSCH & SON UTILITY
Population Served
2,190
Water Source
Groundwater
System ID
TX1010145
BLUE BELL MANOR SUBDIVISION
Population Served
2,607
Water Source
Groundwater
System ID
TX1010647
FAULKEY GULLY MUD
Population Served
8,193
Water Source
Groundwater
System ID
TX1011602
HARRIS COUNTY MUD 58
Population Served
2,289
Water Source
Groundwater
System ID
TX1011704
HARRIS COUNTY MUD 248
Population Served
2,076
Water Source
Purchased Groundwater
System ID
TX1013306
HAZY HOLLOW EAST ESTATES
Population Served
2,424
Water Source
Groundwater
System ID
TX1700013
RIVER PLANTATION MUD
Population Served
2,898
Water Source
Groundwater
System ID
TX1700028
CONROE RESORT
Population Served
1,068
Water Source
Groundwater
System ID
TX1700416
CRYSTAL SYSTEMS
Population Served
3,879
Water Source
Groundwater
System ID
TX2120015
MOUNT SYLVAN WATER SYSTEM
Population Served
1,056
Water Source
Groundwater
System ID
TX2120034
Frequently Asked Questions About Cypress Water
Is Cypress tap water safe to drink?
Cypress, Texas tap water receives a grade of C (57/100), which is considered fair. 1 contaminant(s) exceed EPA maximum contaminant levels and 476 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Cypress's water?
Of the 52 contaminants tested in Cypress'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 Cypress have any water quality violations?
Yes, Cypress has 476 EPA violation(s) on record, with the most recent in 2025. Violation types include MON, Other, MCL. 63 of these are health-based violations, which are the most serious category.
Do I need a water filter in Cypress?
Based on EPA data, using a water filter in Cypress 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 Cypress's tap water come from?
Cypress's drinking water is sourced from groundwater and supplied by SOUTHWOOD ESTATES and 15 other water system(s). The system serves approximately 41,184 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Cypress'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. Cypress'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 Cypress's water compare to other cities in Texas?
Cypress's water quality score of 57/100 earns a grade of C, which is considered fair. This is a below-average score that indicates room for improvement. Visit our Texas state page to see how all cities in the state compare.
What should I do if I'm concerned about Cypress's water quality?
If you have concerns about Cypress'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 (SOUTHWOOD ESTATES) 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.