Pena Blanca Water & Sanitation District
EPA ID: NM3531623 · 700 people served · 1 ZIP code
ZipCheckup's reading of EPA records for Pena Blanca Water & Sanitation District (NM3531623): 6 violations recorded with unresolved status in the SDWIS data used. In EPA records, Pena Blanca Water & Sanitation District has 6 violations listed as unresolved, with the utility supplying water to approximately 700 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Pena Blanca Water & Sanitation District Source: EPA SDWIS service area boundaries.
Service area boundary - average Home Safety grade of mapped ZIPs: C
Demographics of ZIP Codes Served
The ZIP codes associated with Pena Blanca Water & Sanitation District have a median household income of $61,354 and about 3,108 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 61% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: On average, 41% of census tracts in the counties mapped to this service area are designated disadvantaged by the federal Climate and Economic Justice Screening Tool (CEJST, 2022 version). 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?
Pena Blanca Water & Sanitation District's water is classified in EPA records as a groundwater source. 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.
Infrastructure Risk
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
Pena Blanca Water & Sanitation District (EPA ID: NM3531623) is a community water system in New Mexico that serves approximately 700 people from groundwater sources.
This system serves ZIP code 87052 in Santo Domingo Pueblo.
ZIP-Area Home Safety Context: C (67/100)
This is the average Home Safety Score for 1 of 1 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.
Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.
Violation History
Status breakdown for accepted records with record years 2021-2026: 18 resolved, 0 archived, 0 addressed, and 6 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 |
|---|---|---|---|
| March 6, 2026 | Public Notice | Non-health-based | Unaddressed (current) |
| July 1, 2025 | Lead and Copper Rule | Non-health-based | Resolved |
| October 18, 2024 | Public Notice | Non-health-based | Unaddressed (current) |
| October 17, 2024 | LEAD AND COPPER RULE REVISIONS | Health-based | Resolved |
| October 17, 2024 | LEAD AND COPPER RULE REVISIONS | Non-health-based | Resolved |
| October 11, 2024 | Public Notice | Non-health-based | Unaddressed (current) |
| October 1, 2024 | Lead and Copper Rule | Non-health-based | Resolved |
| July 31, 2024 | Groundwater Rule | Health-based | Resolved |
| July 31, 2024 | Groundwater Rule | Health-based | Unaddressed (current) |
| December 16, 2023 | Public Notice | Non-health-based | Unaddressed (current) |
| October 27, 2023 | Revised Total Coliform Rule | Health-based | Resolved |
| September 28, 2023 | E. COLI | Non-health-based | Resolved |
| September 1, 2023 | Chlorine | Non-health-based | Resolved |
| June 18, 2023 | Public Notice | Non-health-based | Unaddressed (current) |
| February 1, 2023 | Revised Total Coliform Rule | Non-health-based | Resolved |
| February 1, 2023 | Chlorine | Non-health-based | Resolved |
| July 1, 2022 | TTHM | Non-health-based | Resolved |
| July 1, 2022 | Total Haloacetic Acids (HAA5) | Non-health-based | Resolved |
| April 17, 2022 | Public Notice | Non-health-based | Resolved |
| October 1, 2021 | Lead and Copper Rule | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Public Notice | Other (notice or report rule) | 7 | No |
| Public Notice | Monitoring & Reporting | 3 | No |
| Total Haloacetic Acids (HAA5) | Monitoring & Reporting | 2 | No |
| TTHM | Monitoring & Reporting | 2 | No |
| LEAD AND COPPER RULE REVISIONS | Treatment Technique, Monitoring & Reporting | 2 | Yes |
| Chlorine | Treatment Technique, Monitoring & Reporting | 2 | Yes |
| Groundwater Rule | Other Violation | 2 | Yes |
| Chlorine | Monitoring & Reporting | 2 | No |
| E. COLI | Monitoring & Reporting | 1 | No |
| Surface Water Treatment Rule | Treatment Technique | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0018 mg/L | No | 2026-06-30 |
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
1 of 1 ZIP records with known zones is in EPA Radon Zone 2.
The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.
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.
- 87052 - Santo Domingo Pueblo
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Pena Blanca Water & Sanitation District (NM3531623) on EPA.gov.
Frequently Asked Questions
Is Pena Blanca Water & Sanitation District water safe to drink?
The accepted 2026Q2 ECHO snapshot shows 1 current health-based noncompliance record for Pena Blanca Water & Sanitation District. Review the utility's current notices and EPA record. This system-level compliance history cannot determine conditions at a specific tap.
How many people does Pena Blanca Water & Sanitation District serve?
Pena Blanca Water & Sanitation District serves approximately 700 people across 1 ZIP code in New Mexico.
Where does Pena Blanca Water & Sanitation District get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Pena Blanca Water and Sanitation District: 24 EPA Violations. https://zipcheckup.com/water-system/nm3531623/
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title = {{Pena Blanca Water and Sanitation District: 24 EPA Violations}},
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url = {https://zipcheckup.com/water-system/nm3531623/}
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What You Can Do
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Contact your utility
Pena Blanca Water & Sanitation District (EPA ID: NM3531623) - request the latest Consumer Confidence Report or ask about specific contaminants.