Is Missouri City, TX Tap Water Safe to Drink?
Missouri City tap water meets federal Safe Drinking Water Act standards but 2 of 2 ZIP codes show detections above EPA health guidelines, primarily for lithium. A certified filter is recommended for households that want an additional layer of protection.
Where Does Missouri City Get Its Water?
Water in Missouri City, TX is provided by 11 public water systems: CITY OF HOUSTON, TX, QUAIL VALLEY UTILITY DISTRICT, THUNDERBIRD UTILITY DISTRICT 1, BLUE RIDGE WEST MUD, FIRST COLONY MUD 9, FORT BEND COUNTY MUD 26 QUAIL GREEN WEST, FORT BEND COUNTY MUD 42 WAT PLAT, FORT BEND COUNTY MUD 48, SIENNA PLANTATION MUD 10, SIENNA PLANTATION MUD 2 and SIENNA PLANTATION MUD 3.
How Is Missouri City Tap Water Treated?
Treated water is disinfected using free chlorine and chloramines. Treatment includes conventional treatment (coagulation, flocculation, and filtration) and groundwater disinfection.
What's in Missouri City Tap Water?
The following contaminants were detected most frequently in Missouri City public water systems. 2 of 2 ZIP codes showed detections above EPA health guidelines.
| Contaminant | Peak detected | EPA guideline | ZIPs detected | Status |
|---|---|---|---|---|
| lithium | 32.4 µg/L | 10 µg/L | 2 ZIPs | Above guideline |
| PFPeA | 0.038 µg/L | — | 1 ZIP | Within guideline |
| PFTrDA | 0.007 µg/L | — | 0 ZIPs | Within guideline |
| PFBA | 0.0068 µg/L | — | 1 ZIP | Within guideline |
| HFPO-DA | 0.005 µg/L | — | 0 ZIPs | Within guideline |
Health Risk Profile for Missouri City
Based on EPA monitoring data, 2 of 2 ZIP codes in Missouri City have recorded detections above EPA health guidelines. Sensitive populations such as infants, pregnant individuals, and those with weakened immune systems may benefit from an additional layer of protection such as a certified point-of-use filter.
Best Filters for PFAS Water Profile
PFAS compounds are detected in this water supply. A reverse osmosis (RO) system or an activated-carbon filter specifically certified under NSF/ANSI P473 is required for reliable PFAS reduction. Standard pitcher and faucet filters without P473 certification do not remove PFAS.
8-stage tankless RO system certified to NSF/ANSI 58, reduces 1,000+ contaminants including PFAS, lead, arsenic, fluoride, and nitrates.
NSF-certified dual-layer filtration reduces 70+ contaminants including PFAS, lead, chlorine, microplastics, and bacteria.
See recommendations matched to your exact address: choose your ZIP code below.
Frequently Asked Questions about Missouri City Tap Water
Is Missouri City tap water safe to drink?
Missouri City tap water meets Safe Drinking Water Act requirements but 2 of 2 ZIP codes show contaminant levels above EPA health-based guidelines. A certified point-of-use filter adds an extra layer of protection.
What contaminants are in Missouri City tap water?
The most commonly detected contaminants in Missouri City water systems include: lithium, PFPeA, PFTrDA. See the ZIP-level reports for exact measurements and EPA guideline comparisons.
Where does Missouri City get its drinking water?
Missouri City receives water from 11 public water systems, including CITY OF HOUSTON, TX.
Do I need a water filter in Missouri City?
If your ZIP code is among those with detections above EPA health guidelines, choose a filter certified for the specific contaminants shown in your ZIP report. Reverse osmosis is generally the broadest option for PFAS, lithium, and many other dissolved contaminants.
How often is Missouri City tap water tested?
Public water systems in Missouri City are required by the EPA to test for regulated contaminants on schedules ranging from daily (for microbials and disinfectants) to annual or triennial (for many chemical contaminants). Results are published in annual Consumer Confidence Reports (CCRs). The data on this page reflects the most recent available EPA monitoring results, with the latest sample date of 2025-09-16.
Tap water reports by ZIP in Missouri City
- 77459 - Quail Glen, Missouri City tap water report Higher concern
- 77489 - Chasewood, Missouri City tap water report Higher concern
Water utilities serving Missouri City, TX
Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.
- BLUE RIDGE WEST MUDAction advised
- QUAIL VALLEY UTILITY DISTRICTAction advised
Also covers / overlaps with
- Stafford-Missouri City CCD, TX · Township
- Houston, TX
- Sienna, TX · CDP
- Sugar Land CCD, TX · Township