Is Mexia, AL Tap Water Safe to Drink?
Graded B- — but Copper was detected above EPA limits. Here's what's in the water and how to remove it. What to do next ↓
73.7/100
waterverge.com Mexia, AL — Water Quality Report
Mexia's drinking water received a grade of B- (73.7 out of 100), indicating fair water quality. The city's 1 water system serves approximately 2,550 residents using groundwater.
Lead levels were measured at 1.1 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 34 violations on record, including 0 health-based violations. 3 remain unresolved.
What to know about Mexia's water
Mexia ranks #301 out of 353 cities in Alabama for water quality, placing it among the lowest-rated in the state.
Mexia relies on groundwater, which is generally less vulnerable to surface contamination but can be affected by naturally occurring minerals like arsenic and nitrate, as well as agricultural and industrial runoff.
As a small community water system, Mexia may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.
The system has seen 22 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.
Water quality score
See methodology →Is Mexia, AL water safe to drink?
Mexia's drinking water has significant quality concerns based on EPA testing data. With a grade of B- (73.7/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 2,550 residents using groundwater (wells).
Recent water quality updates for Mexia
A timeline of significant water quality events, violations, and data updates.
Latest EPA compliance and testing data incorporated into Mexia's water quality assessment. Grade: B- (73.7/100).
Federal disaster declaration (FEMA DR-3618). Hurricane event — may have impacted local water infrastructure.
Contaminants: 1,2,4-Trichlorobenzene, Xylenes, Total, DICHLOROMETHANE.
Federal disaster declaration (FEMA DR-4573). Hurricane event — may have impacted local water infrastructure.
Contaminants: Consumer Confidence Rule.
Contaminants: Lead and Copper Rule.
Key contaminant findings
Based on the most recent EPA sampling data for Mexia's water supply.
Well within EPA limits.
Exceeds EPA action level. Copper can leach from household plumbing — flush taps for 30 seconds before drinking.
Violation history
Mexia's water system has 34 total violations on record, including 0 health-based violations. 3 remain unresolved. 22 violations were issued in the last 5 years.
Flood & environmental risk
Monroe County has experienced 10 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. Local water sources include Limestone Creek.
Where does Mexia's water come from?
Mexia's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 2,550 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Limestone Creek (river).
What Mexia residents can do
Recommended: NSF-certified water filter. This addresses the specific contaminants found in Mexia'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.
Mexia's area has a history of flooding. After severe weather, watch for boil water advisories from your local utility.
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 droughtMonroe 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
Monroe County has experienced 10 federally declared disasters since 2005. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.
Recommended water filters
Based on contaminants detected in Mexia's water supply, we recommend the following filter types.
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. | 1.1 | 15 | ppb | Inorganic | Safe |
| Copper (90th percentile) CopperInorganic A metal that enters drinking water mainly through corrosion of copper plumbing. Small amounts are essential for health, but excess levels are harmful. Health EffectsGastrointestinal distress (nausea, vomiting, diarrhea) at short-term high levels; liver and kidney damage from long-term exposure. EPA Limit1.3 mg/L action level Common SourcesCorrosion of copper household plumbing, erosion of natural deposits. | 6.78 | 1.3 | mg/L | Inorganic | Over Limit |
Lead level trend (90th percentile)
Copper level (90th percentile)
Latest reading: 6.780 mg/L (2016)
EPA action level: 1.3 mg/L
See how Mexia compares by contaminant
Explore where Mexia ranks among all Alabama cities for specific contaminants.
Water source & infrastructure
Where Mexia's water comes from
Mexia's drinking water is drawn from underground aquifers through wells.
Groundwater is naturally filtered through rock and soil layers, generally requiring less treatment than surface water. However, it can contain naturally occurring contaminants like arsenic, radon, and minerals.
Agricultural activity, septic systems, and industrial operations near well fields can introduce nitrates, pesticides, and volatile organic compounds.
The system is operated by local government ownership and serves approximately 2,550 people through 1 water system.
Water bodies near Mexia
Mexia is located near 1 notable water body. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.
Water systems serving Mexia
| System Name | PWSID | Population | Source |
|---|---|---|---|
| MEXIA WATER SYSTEM, INC. | AL0001050 | 2,550 | GW |
How Mexia compares
Full Alabama rankings →Mexia's score of 73.7/100 is on par with the average of 78/100 among major Alabama cities. It outscores 3 of 10 nearby cities. 7 of 10 nearby cities score higher.
Nearby cities
View Alabama rankings →About Mexia, AL
Wikipedia →Mexia is an unincorporated community in Monroe County, Alabama, United States. Mexia is located on Alabama State Route 47, 4 miles (6.4 km) west-southwest of Monroeville. Mexia has a post office with ZIP code 36458. Mexia has two small historic cemeteries on Thompson Road and Rolland Road. The largest church in Mexia is Mexia Baptist Church located on Old Salem Road. In Mexia there is also New Chapel Baptist Church located on Snowden Road, and Old Salem Baptist Church located on Old Salem Creek Road.
Learn more about your water
Guides and resources related to Mexia's water quality findings.
Explore water quality across Monroe
Frequently asked questions
Is Mexia, AL tap water safe to drink?
Mexia's water quality earned a grade of B- (73.7/100). Some concerns have been identified. Consider a water filter for an extra layer of protection. The city ranks #301 out of 353 cities tested in Alabama.
What contaminants are in Mexia's water?
Lead was measured at 1.1 ppb (90th percentile). 34 violations are on record.
How is Mexia'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 Mexia?
Based on current data, basic filtration should suffice for additional peace of mind.
Where does Mexia's water come from?
Mexia's water is sourced from Groundwater. The city has 1 water system serving approximately 2,550 residents.
Is Mexia's groundwater at risk of contamination?
Mexia uses groundwater, which can be affected by naturally occurring contaminants like arsenic, radon, and nitrate, as well as agricultural runoff and industrial activity. The system has 34 violations on record that may relate to groundwater quality. Groundwater systems are generally less susceptible to surface contamination but should be monitored for emerging contaminants like PFAS.
How does Mexia's water compare to other cities?
Mexia ranks #301 out of 353 cities in Alabama (better than 15% of state cities) and #10033 out of 15744 cities nationally (36th percentile). The grade of B- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.
Does Mexia's small water system affect quality?
Mexia's system serves approximately 2,550 residents. Small community water systems (under 3,300 people) may have fewer financial resources for infrastructure upgrades and advanced treatment technologies. However, they are held to the same EPA drinking water standards as larger systems. This system has 34 violations on record.