Community Water System · PWS NM3523016
Columbus Water System
Operator location Anthony, New Mexico - 68% of 276 violations are health-based (upper-third health share (> 23%)); groundwater source; 2,200 served per SDWIS.
- 2,200
- People served (this PWS)
- 276
- EPA violations (this PWS)
- 187
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Columbus Water System standing, high SDWIS violation third
68% of 276 recorded violations are health-based - upper-third health share (> 23%). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 68% is upper-third health share (> 23%). Population rank #12,860 of 29,740 among systems serving 500+.
The verdict
Columbus Water System sits in the upper third of the sitemap cohort by violation count (276), so the tables below sample a dense compliance trail rather than a near-clean ledger. Population served is mid-pack at 2,200 (mid served population (≤ 3,309)). Health-based share is 68% - most of this ledger is MCL or treatment-technique exceedance. No UCMR5 PFAS test appears for this system in this extract.
- #12,860 of 29,740
- Population · /systems
- #92 of 215
- Population · NM
- 276
- Total EPA violations on record
- 68%
- Health-based (MCL / treatment failure)
Population ordinals match the sitemap cohort (systems serving 500+, population_served DESC). See methodology · corpus placement.
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 800
- County
- Luna
- School/Daycare
- No
- MCL Violations
- 176
- Monitoring Violations
- 51
- Treatment Tech Violations
- 11
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Fluoride | MCL | 118 | 2008 |
| Gross Alpha, Excl. Radon and U | MCL | 31 | 2007 |
| Coliform (TCR) | MR | 24 | 2001 |
| Coliform (TCR) | MCL | 21 | 1998 |
| Public Notice | Other | 13 | 2025 |
| Groundwater Rule | TT | 11 | 2023 |
| Lead and Copper Rule | MR | 10 | 2015 |
| Consumer Confidence Rule | Other | 9 | 2013 |
| E. COLI | MR | 4 | 2013 |
| TTHM | MR | 4 | 2019 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2019 |
| Asbestos | MR | 4 | 2020 |
| Arsenic | MCL | 3 | 2008 |
| Combined Radium (-226 and -228) | MCL | 3 | 2002 |
| Fluoride | MR | 1 | 2001 |
Violation Count vs. the National Corpus
Columbus Water System has 276 recorded EPA violations, 90% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 10% carry more. 68% of this system's own violations are health-based (187 of 276), and it ranks #12,860 of 29,740 by population served among that same cohort.
EPA violations vs. the national water-system corpus
Public water systems serving 500+ people (EPA SDWIS)
276 Higher than most more violations than 90% of 29,740 water systems
the national water-system corpus, bucketed by value
Each bar is a band; taller bars hold more water systems. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source EPA SDWIS · 2026-05-15
Health-based violations on Columbus Water System
187 health-based rows in the tables above map to MCL or treatment-technique exceedances, verify each contaminant code on the federal SDWIS report for NM3523016.
Sources: EPA SDWIS
Nationwide peers
276 violations · 2,200 served: nearest cross-state SDWIS matches.
Cross-state systems with comparable violation load
Nearest cross-state community systems (500+ served) by total SDWIS violations on record.
Cross-state systems near this population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).
What to do with Columbus Water System
Use this system's EPA-reported record as a starting filter, not a final verdict.
- See how every tracked system in New Mexico compares on the same EPA violation measures. New Mexico systems
- Check whether PFAS was detected at this system under UCMR5 testing. PFAS guide
- Find and compare another public water system by name or PWSID. Search systems
EPA SDWIS and UCMR5 figures are informational only, not a substitute for a certified lab test of your own tap water.