Is Munday, TX Tap Water Safe to Drink?
Graded D+, with 27 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓
50.8/100
waterverge.com Munday, TX — Water Quality Report
Munday's drinking water received a grade of D+ (50.8 out of 100), indicating poor water quality. The city's 3 water systems serve approximately 1,746 residents using purchased surface water.
Lead levels were measured at 0.0 ppb (90th percentile), well within EPA limits. This system has not yet been tested for PFAS under the EPA UCMR 5 program.
The system has 88 violations on record, including 25 health-based violations. 27 remain unresolved.
What to know about Munday's water
Munday ranks #764 out of 1067 cities in Texas for water quality, placing it below average in the state.
The city draws from surface water sources, which are more susceptible to seasonal runoff and agricultural contamination, requiring extensive multi-barrier treatment including coagulation, filtration, and disinfection.
As a small community water system, Munday may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.
The system has seen 23 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.
Water quality score
See methodology →Is Munday, TX water safe to drink?
Munday's drinking water has significant quality concerns based on EPA testing data. With a grade of D+ (50.8/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 3 water systems serve approximately 1,746 residents using surface water (rivers, lakes, or reservoirs).
Recent water quality updates for Munday
A timeline of significant water quality events, violations, and data updates.
Latest EPA compliance and testing data incorporated into Munday's water quality assessment. Grade: D+ (50.8/100).
Contaminants: Public Notice.
Contaminants: Lead and Copper Rule, Consumer Confidence Rule.
Contaminants: Lead and Copper Rule, Chlorine.
Federal disaster declaration (FEMA DR-4416). Flood event — may have impacted local water infrastructure.
Federal disaster declaration (FEMA DR-1606). Hurricane event — may have impacted local water infrastructure.
Key contaminant findings
Based on the most recent EPA sampling data for Munday's water supply.
Well within EPA limits.
Violation history
Munday's water system has 88 total violations on record, including 25 health-based violations. 27 remain unresolved. 23 violations were issued in the last 5 years.
Flood & environmental risk
Knox County has experienced 2 federally declared disasters since 2005. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies.
Where does Munday's water come from?
Munday's drinking water comes from surface water (rivers, lakes, or reservoirs), supplied by 3 water systems serving approximately 1,746 people. Surface water sources are more susceptible to contamination from runoff, industrial discharge, and algal blooms, requiring extensive treatment.
What Munday residents can do
Recommended: NSF-certified water filter. This addresses the specific contaminants found in Munday's water.
Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.
Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.
Top contaminants to know
View all ↓Violation summary
Violations & advisories
Drought conditions
D3 — extreme droughtKnox County is currently in D3 (extreme drought) per the U.S. Drought Monitor (week of May 5, 2026). Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.
Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.
Flood & disaster history
Knox County has experienced 2 federally declared disasters since 2005. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.
Full contaminants report
| Contaminant | Detected Level | EPA Limit | Unit | Category | Status |
|---|---|---|---|---|---|
| Lead (90th percentile) LeadHeavy Metal A toxic heavy metal that can leach into drinking water from older pipes, solder, and fixtures. No amount of lead in water is considered safe. Health EffectsBrain and nervous system damage in children, kidney damage, high blood pressure, and reproductive problems in adults. EPA Limit15 ppb action level Common SourcesCorrosion of lead pipes, lead solder, brass faucets, and household plumbing. | 0.0 | 15 | ppb | Inorganic | Safe |
Lead level trend (90th percentile)
See how Munday compares by contaminant
Explore where Munday ranks among all Texas cities for specific contaminants.
Water source & infrastructure
Where Munday's water comes from
Munday's drinking water comes primarily from surface water sources such as rivers, lakes, or reservoirs.
Surface water systems require multi-stage treatment including coagulation, sedimentation, filtration, and disinfection to meet EPA Safe Drinking Water Act standards.
These sources can be impacted by seasonal changes, stormwater runoff, upstream agriculture, and industrial discharge.
The system is operated by local government ownership and serves approximately 1,746 people through 3 water systems.
Water systems serving Munday
| System Name | PWSID | Population | Source |
|---|---|---|---|
| CITY OF MUNDAY | TX1380003 | 1,478 | SWP |
| RHINELAND WSC | TX1380012 | 136 | SWP |
| NORTH CENTRAL TEXAS MUNICIPAL WATER AUTH | TX1380009 | 132 | SW |
How Munday compares
Full Texas rankings →Munday's score of 50.8/100 is on par with the average of 46/100 among major Texas cities. It outscores 8 of 10 nearby cities.
Nearby cities
View Texas rankings →About Munday, TX
Learn more about your water
Guides and resources related to Munday's water quality findings.
Explore water quality across Knox
Frequently asked questions
Is Munday, TX tap water safe to drink?
Munday's water quality earned a grade of D+ (50.8/100). Significant issues have been found. A water filter is strongly recommended. The city ranks #764 out of 1067 cities tested in Texas.
What contaminants are in Munday's water?
Lead was measured at 0.0 ppb (90th percentile). 88 violations are on record.
How is Munday's water quality grade calculated?
The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.
Do I need a water filter in Munday?
Based on current data, basic filtration should suffice for additional peace of mind.
Where does Munday's water come from?
Munday's water is sourced from Purchased surface water. The city has 3 water systems serving approximately 1,746 residents.
What health violations has Munday's water system had?
Munday has 25 health-based violations on record. The most recent violation was recorded in August 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 27 violations remain unresolved.
How does Munday's water compare to other cities?
Munday ranks #764 out of 1067 cities in Texas (better than 28% of state cities) and #12970 out of 15744 cities nationally (18th percentile). The grade of D+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.