St Johns Mhp
EPA ID: NM3540007 · 431 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for St Johns Mhp (NM3540007): 3 past health-based violations, since resolved. On record: St Johns Mhp, 6 violations, all resolved, 431 in service area.
Data: EPA SDWIS
Service Area Map
Coverage area for St Johns Mhp Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The St Johns Mhp serves a community with a median household income of $65,022 and an estimated 25,750 residents across its service area.
Environmental Justice Note: 66% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
💧 Where Does Your Water Come From?
St Johns Mhp's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
Wastewater Proximity Note: This service area ranks in the 70th percentile nationally for proximity to wastewater discharge points.
Superfund Proximity Note: This service area ranks in the 60th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
Detected Contaminants
How St Johns Mhp compares to EPA limits
What This Means For You
Contaminant 0700 at 4 mg/L exceeds the EPA maximum of mg/L.
Lead and Copper Rule at 2 mg/L exceeds the EPA maximum of mg/L.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 2 detections recorded. 1 exceeds federal EPA limits (4 ppt for PFOA/PFOS).
Comparable Water Systems
Similar-sized systems in New Mexico
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
St Johns Mhp (EPA ID: NM3540007) is a community water system in New Mexico that serves approximately 431 people from groundwater sources.
This system serves ZIP code 88007 in Las Cruces.
Violation History
Status breakdown for accepted records with record years 2021-2026: 6 resolved, 0 archived, 0 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| December 18, 2024 | Lead and Copper Rule | Non-health-based | Resolved |
| March 16, 2024 | Lead and Copper Rule | Non-health-based | Resolved |
| January 25, 2024 | Contaminant 0700 | Health-based | Resolved |
| January 25, 2024 | Contaminant 0700 | Health-based | Resolved |
| January 25, 2024 | Contaminant 0700 | Health-based | Resolved |
| October 30, 2023 | Contaminant 0700 | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Contaminant 0700 | Other Violation | 4 | Yes |
| Lead and Copper Rule | Treatment Failure | 2 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by NM or modeled from parcel and building-footprint data.
- 88007 - Las Cruces
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for St Johns Mhp (NM3540007) on EPA.gov.
Frequently Asked Questions
Is St Johns Mhp water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for St Johns Mhp; its 6 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does St Johns Mhp serve?
St Johns Mhp serves approximately 431 people across 1 ZIP code in New Mexico.
Where does St Johns Mhp get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). St Johns Mhp (NM): 3 Health Violations. https://zipcheckup.com/water-system/nm3540007/
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author = {{ZipCheckup}},
title = {{St Johns Mhp (NM): 3 Health Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/nm3540007/}
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What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
St Johns Mhp (EPA ID: NM3540007) - request the latest Consumer Confidence Report or ask about specific contaminants.