Community Water System · PWS MI0004180
Mayville, Village Of
Operator location Mayville, Michigan - 40% of 57 violations are health-based (upper-third health share (> 23%)); groundwater source; 950 served per SDWIS.
- 950
- People served (this PWS)
- 57
- EPA violations (this PWS)
- 23
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Mayville, Village Of standing, mid SDWIS violation third
40% of 57 recorded violations are health-based - upper-third health share (> 23%). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 40% is upper-third health share (> 23%). Population rank #20,382 of 29,740 among systems serving 500+.
The verdict
Mayville, Village Of lands in the middle third by violation volume (57), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is smaller (950; smaller served population (≤ 999)), so each violation row represents a compact service footprint. Health-based share is 40% - most of this ledger is MCL or treatment-technique exceedance. No UCMR5 PFAS test appears for this system in this extract.
- #20,382 of 29,740
- Population · /systems
- #667 of 1,375
- Population · MI
- 57
- Total EPA violations on record
- 40%
- 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
- 408
- County
- Tuscola
- School/Daycare
- No
- MCL Violations
- 23
- Monitoring Violations
- 25
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MCL | 23 | 2006 |
| Revised Total Coliform Rule | MON | 4 | 2020 |
| Selenium | MR | 4 | 2018 |
| TTHM | MR | 4 | 2016 |
| Consumer Confidence Rule | Other | 3 | 2021 |
| Coliform (TCR) | MR | 3 | 2013 |
| Lead and Copper Rule | MR | 2 | 2021 |
| Antimony, Total | MR | 1 | 2018 |
| Thallium, Total | MR | 1 | 2018 |
| Nickel | MR | 1 | 2018 |
| Barium | MR | 1 | 2018 |
| Chromium | MR | 1 | 2018 |
| Cadmium | MR | 1 | 2018 |
| Mercury | MR | 1 | 2018 |
| Beryllium, Total | MR | 1 | 2018 |
Violation Count vs. the National Corpus
Mayville, Village Of has 57 recorded EPA violations, 60% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 40% carry more. 40% of this system's own violations are health-based (23 of 57), and it ranks #20,382 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)
57 Around the middle fewer violations than 40% 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 Mayville, Village Of
23 health-based rows in the tables above map to MCL or treatment-technique exceedances, verify each contaminant code on the federal SDWIS report for MI0004180.
Sources: EPA SDWIS · Michigan EGLE, Drinking Water and Environmental Health Division
Nationwide peers
57 violations · 950 served: nearest cross-state SDWIS matches.
Cross-state systems near this violation count
Nearest cross-state community systems (500+ served) by total SDWIS violations on record.
Cross-state systems with smaller service footprints
Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).
What to do with Mayville, Village Of
Use this system's EPA-reported record as a starting filter, not a final verdict.
- See how every tracked system in Michigan compares on the same EPA violation measures. Michigan 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.