Water Quality in Mesilla Park, NM: 3 Violations - Grade A
Grade A · Score 87/100 · 4 water systems · Updated 2026-07-18
Mesilla Park's water meets all EPA standards with no health-based violations.
Data: EPA Safe Drinking Water Information System (SDWIS) Last verified: 2026-07-18
Mesilla Park, NM - 3 compliance events documented in the federal drinking water record.
Water Quality by ZIP Code in Mesilla Park
Mesilla Park is covered by a single ZIP code, so one water-quality profile applies citywide. See the contaminant data below.
| ZIP Code | Grade | Score | Violations | Health | |
|---|---|---|---|---|---|
| 88047 | A | 87 | 3 | 1 | View report → |
Water Quality Overview
Mesilla Park, New Mexico receives a water quality grade of A with an overall score of 87 out of 100, based on EPA compliance data from the Safe Drinking Water Information System (SDWIS).
The 4 water systems serving Mesilla Park have accumulated 3 EPA violations, including 1 health-based violation. These violations are tracked across 1 ZIP code serving approximately 1,410 people.
What Grade A Means
A grade of A indicates excellent compliance with EPA drinking water standards. Mesilla Park's water systems have maintained strong performance in both contaminant monitoring and regulatory compliance.
Lead Levels
The average 90th percentile lead level across Mesilla Park water systems is 0.0010 mg/L - within EPA limits. No ZIP codes exceed the EPA lead action level.
Radon Risk
Mesilla Park is in EPA Radon Zone 1 (High risk). The EPA recommends all homes in Zone 1 areas be tested for radon. Radon is the second leading cause of lung cancer after smoking.
Water Systems Serving Mesilla Park
Mesilla Park is served by 4 community water systems regulated under the Safe Drinking Water Act. These systems collectively serve approximately 1,410 people across 1 ZIP code.
Each water system is identified by a Public Water System ID (PWSID) and is required to:
- Test for over 90 regulated contaminants on a regular schedule
- Report results to the EPA and state regulators
- Issue an annual Consumer Confidence Report (CCR) to all customers
- Take corrective action when violations occur
The EPA has taken 10 enforcement actions against water systems serving Mesilla Park. Enforcement actions range from informal compliance assistance to formal orders and penalties.
How to Check Your Water in Mesilla Park
Enter your ZIP code on ZipCheckup to see your specific water system data, including contaminant levels, violation history, and safety scores
Request your CCR - your water utility must provide an annual Consumer Confidence Report with detailed test results for all monitored contaminants
Get a home test - certified kits cost $20–$50 and test for lead, bacteria, and common contaminants. Professional lab tests ($150–$400) cover a broader panel
Consider filtration - NSF-certified filters can remove specific contaminants. Reverse osmosis removes the broadest range; activated carbon is effective for chlorine and many organics
Check for advisories - monitor your local utility website and local news for boil water advisories or system alerts
Contaminants Detected in Mesilla Park Water Systems
The following contaminants have been detected or caused violations across Mesilla Park's water systems:
| Contaminant | Category | MCL | Violations | ZIPs Affected | Health-Based |
|---|---|---|---|---|---|
| Stage 2 DBP Rule | Treatment Technique | N/A | 2 | 1 | Yes |
MCL = Maximum Contaminant Level (EPA enforceable standard). Health-based violations indicate levels that may pose direct health risks.
EPA Enforcement History
The EPA and state regulators have taken 10 enforcement actions against water systems serving Mesilla Park. Recent actions:
| Date | Action Type |
|---|---|
| 2025-12-05 | State Order Extension |
| 2025-11-25 | State Informal Action |
| 2025-11-25 | State Informal Enforcement |
| 2025-08-11 | State Informal Action |
| 2025-08-04 | State Informal Action |
| 2025-07-18 | State Informal Action |
| 2025-04-29 | State Order Extension |
| 2025-04-17 | State Informal Action |
| 2025-04-17 | State Informal Enforcement |
| 2024-06-28 | State Informal Action |
Enforcement actions range from informal compliance assistance to formal orders and penalties. The most recent action was on 2025-12-05.
Mesilla Park vs. Nearby New Mexico Cities
How Mesilla Park's water quality compares to similar cities in New Mexico:
| City | Grade | Violations | Systems | Population |
|---|---|---|---|---|
| Mesilla Park | A | 3 | 4 | 1,410 |
| Ojo Caliente | D | 14 | 3 | 1,400 |
| Blanco | B | 11 | 2 | 1,422 |
| Texico | B | 6 | 2 | 1,393 |
Common Questions About Mesilla Park Water
These are the most common questions residents search for about water quality in Mesilla Park, New Mexico:
Is Mesilla Park water hard or soft? Water hardness varies by source. Mesilla Park's 4 water systems use multiple sources. Check your ZIP code report for specific hardness data.
Can I drink Mesilla Park tap water? Mesilla Park's water receives a grade of A (87/100). There are 1 health-based violation - consider filtration.
What is the best water filter for Mesilla Park? A NSF/ANSI 53-certified filter for lead removal is a good general choice. See our Water Filter Matcher for personalized recommendations.
Mesilla Park vs. New Mexico Average
Understanding how Mesilla Park compares to the broader New Mexico average helps contextualize your local water quality. Factors like water source, treatment methods, and infrastructure age all contribute to differences between cities in the same state.
To see how individual neighborhoods compare, check the ZIP code reports below - water quality can vary significantly even within Mesilla Park.
ZIP Codes in Mesilla Park
Mesilla Park spans 1 ZIP code. The ZIP with the lowest water quality score is 88047. Each ZIP code has its own water quality profile based on the specific water system serving that area. Check each ZIP code for detailed contaminant data, violation history, and system information.
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
- Enforcement: EPA ECHO database
- Filter recommendations: NSF/ANSI certified products
Updated daily.
Frequently Asked Questions
Your Water is Safe - Here's How to Keep It That Way
Grade A is excellent news. Here's what proactive homeowners do to maintain water quality:
Annual Water Testing
EPA recommends annual testing even with clean water. Home test kits: $20-$50. Catches changes before they become problems.
Maintenance Filtration
A basic carbon filter removes chlorine taste and catches emerging contaminants like PFAS that aren't yet fully regulated.
Plumbing Check
Even safe city water picks up lead from home pipes. If your home was built before 1986, a one-time pipe inspection is recommended.