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Community Water System · PWS 084690535

Wagner North Housing Water System

Operator location Wagner, EPA Region 8 — Tribal Water Systems - smaller served population (≤ 999) at 180 people served; 37 SDWIS violations on record from surface water sources.

180
People served (this PWS)
37
EPA violations (this PWS)
2
Health-based (this PWS)
Untested
UCMR5 (this PWS)
Follow published updates (RSS)

Wagner North Housing Water System standing, mid SDWIS violation third

180 people served (SDWIS) - smaller served population (≤ 999). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 5% is middle-third health share (≤ 23%).

The verdict

Wagner North Housing Water System lands in the middle third by violation volume (37), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is smaller (180; smaller served population (≤ 999)), so each violation row represents a compact service footprint. Health-based share is 5% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.

37
Total EPA violations on record
5%
Health-based (MCL / treatment failure)
180
People served by this PWS (SDWIS)
N/A
PFAS compounds detected (UCMR5)

Population ordinals match the sitemap cohort (systems serving 500+, population_served DESC). See methodology · corpus placement.

System Details

System Type
Community
Owner Type
Native American
Connections
46
School/Daycare
No
MCL Violations
0
Monitoring Violations
31
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 12 2013
Surface Water Treatment Rule MR 6 2025
Revised Total Coliform Rule MON 5 2025
TTHM MR 3 2024
Total Haloacetic Acids (HAA5) MR 3 2024
Consumer Confidence Rule Other 3 2009
Lead and Copper Rule MR 2 2012
Long Term 2 Enhanced Surface Water Treatment Rule TT 2 2011
Revised Total Coliform Rule RPT 1 2023

Violation Count vs. the National Corpus

Wagner North Housing Water System has 37 recorded EPA violations, 48% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 51% carry more. 5% of this system's own violations are health-based (2 of 37), and it ranks unranked by population served among that same cohort.

EPA violations vs. the national water-system corpus

Public water systems serving 500+ people (EPA SDWIS)

37 Lower than most fewer violations than 51% 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

Population served record for Wagner North Housing Water System

EPA SDWIS lists 180 people served and 46 connections for this PWS, confirm the service-area footprint on the federal report before comparing to municipal census totals.

Sources: EPA SDWIS

Nationwide peers

37 violations · 180 served: nearest cross-state SDWIS matches.

What to do with Wagner North Housing Water System

Use this system's EPA-reported record as a starting filter, not a final verdict.

EPA SDWIS and UCMR5 figures are informational only, not a substitute for a certified lab test of your own tap water.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater