Lower Rio Grande Pwwa South Valley
EPA ID: NM3502407 · 11,542 people served · 10 ZIP codes
ZipCheckup's reading of EPA SDWIS for Lower Rio Grande Pwwa South Valley (NM3502407): no EPA violations recorded in the last five years. Lower Rio Grande Pwwa South Valley carries zero EPA violations in five years - a spotless record for a utility serving 11,542 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Lower Rio Grande Pwwa South Valley Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Lower Rio Grande Pwwa South Valley serves a community with a median household income of $50,601 and an estimated 156,381 residents across its service area. Approximately 42% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
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?
Lower Rio Grande Pwwa South Valley'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
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 5 detections recorded.
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
Lower Rio Grande Pwwa South Valley (EPA ID: NM3502407) is a community water system in New Mexico that serves approximately 11,542 people from groundwater sources.
This system provides water to 10 ZIP codes across 7 communities.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.001 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.
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 2 (Moderate Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
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.
- 88001 - Las Cruces
- 88005 - Las Cruces
- 88011 - Las Cruces
- 88012 - Las Cruces
- 88021 - Anthony
- 88044 - La Mesa
- 88047 - Mesilla Park
- 88048 - Mesquite
- 88052 - Organ
- 88072 - Vado
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Lower Rio Grande Pwwa South Valley (NM3502407) on EPA.gov.
Frequently Asked Questions
Is Lower Rio Grande Pwwa South Valley water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Lower Rio Grande Pwwa South Valley in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Lower Rio Grande Pwwa South Valley serve?
Lower Rio Grande Pwwa South Valley serves approximately 11,542 people across 10 ZIP codes in New Mexico.
Where does Lower Rio Grande Pwwa South Valley get its water?
The primary water source is groundwater.
Federal UCMR5 PFAS Monitoring: Detected
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). PFAS compounds were detected below the current state-enforceable MCL.
Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.
Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →
How Water Systems Appear in Rankings
Water systems are evaluated by violation history, contaminant detections, and service population. Larger systems with more service connections appear in more rankings.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Lower Rio Grande Pwwa South Valley, NM: Serves 12K People. https://zipcheckup.com/water-system/nm3502407/
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