Community Water System · PWS MO4010732
Senath PWS
Operator location Senath, Missouri - upper-third violation load (> 74 violations) with 87 EPA violations; groundwater source; 1,767 served (PWS-level, not municipal population).
- 1,767
- People served (this PWS)
- 87
- EPA violations (this PWS)
- 16
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Senath PWS standing, high SDWIS violation third
87 EPA SDWIS violations on record - upper-third violation load (> 74 violations). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 18% is middle-third health share (≤ 23%). Population rank #14,617 of 29,740 among systems serving 500+.
The verdict
Senath PWS sits in the upper third of the sitemap cohort by violation count (87), so the tables below sample a dense compliance trail rather than a near-clean ledger. Population served is mid-pack at 1,767 (mid served population (≤ 3,309)). Health-based share is 18% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.
- #14,617 of 29,740
- Population · /systems
- #354 of 738
- Population · MO
- 87
- Total EPA violations on record
- 18%
- 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
- 713
- County
- Dunklin
- School/Daycare
- No
- MCL Violations
- 12
- Monitoring Violations
- 46
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 12 | 1994 |
| Lead and Copper Rule | MR | 11 | 2024 |
| Total Haloacetic Acids (HAA5) | MR | 9 | 2023 |
| TTHM | MR | 9 | 2023 |
| Nitrate-Nitrite | MR | 7 | 2024 |
| Coliform (TCR) | MR | 6 | 1996 |
| Consumer Confidence Rule | Other | 4 | 2025 |
| Revised Total Coliform Rule | MON | 4 | 2021 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | 4 | 2024 |
Violation Count vs. the National Corpus
Senath PWS has 87 recorded EPA violations, 70% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 30% carry more. 18% of this system's own violations are health-based (16 of 87), and it ranks #14,617 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)
87 Around the middle fewer violations than 30% 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
SDWIS compliance record for Senath PWS
87 violations on record for MO4010732; use EPA SDWIS to confirm return-to-compliance dates and monitoring categories.
Sources: EPA SDWIS · Missouri DNR, Public Drinking Water Branch
Nationwide peers
87 violations · 1,767 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 Senath PWS
Use this system's EPA-reported record as a starting filter, not a final verdict.
- See how every tracked system in Missouri compares on the same EPA violation measures. Missouri 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.