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Community Water System · PWS OK2004301

Marietta PWA

Operator location Marietta, Oklahoma - upper-third violation load (> 74 violations) with 81 EPA violations; groundwater source; 2,626 served (PWS-level, not municipal population).

2,626
People served (this PWS)
81
EPA violations (this PWS)
12
Health-based (this PWS)
Untested
UCMR5 (this PWS)
Follow published updates (RSS)

Marietta PWA standing, high SDWIS violation third

81 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 15% is middle-third health share (≤ 23%). Population rank #11,526 of 29,740 among systems serving 500+.

The verdict

Marietta PWA sits in the upper third of the sitemap cohort by violation count (81), so the tables below sample a dense compliance trail rather than a near-clean ledger. Population served is mid-pack at 2,626 (mid served population (≤ 3,309)). Health-based share is 15% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.

#11,526 of 29,740
Population · /systems
#190 of 558
Population · OK
81
Total EPA violations on record
15%
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
1,221
County
Love
School/Daycare
No
MCL Violations
12
Monitoring Violations
33
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 12 2012
Coliform (TCR) MR 9 2011
Gross Beta Particle Activity MR 4 2003
Lead and Copper Rule MR 4 2009
2,4-D MR 4 2014
Combined Radium (-226 and -228) MR 4 2003
Dalapon MR 4 2014
Gross Alpha, Excl. Radon and U MR 4 2003

Violation Count vs. the National Corpus

Marietta PWA has 81 recorded EPA violations, 69% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 31% carry more. 15% of this system's own violations are health-based (12 of 81), and it ranks #11,526 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)

81 Around the middle fewer violations than 31% 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 Marietta PWA

81 violations on record for OK2004301; use EPA SDWIS to confirm return-to-compliance dates and monitoring categories.

Sources: EPA SDWIS

Nationwide peers

81 violations · 2,626 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.

4 peers

Cross-state systems near this population served

Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).

4 peers

What to do with Marietta PWA

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

  • See how every tracked system in Oklahoma compares on the same EPA violation measures. Oklahoma 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.

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