Community Water System · PWS UTAH04012
East Carbon City
Operator location East Carbon, Utah - upper-third violation load (> 74 violations) with 466 EPA violations; surface water source; 1,460 served (PWS-level, not municipal population).
- 1,460
- People served (this PWS)
- 466
- EPA violations (this PWS)
- 16
- Health-based (this PWS)
- No PFAS
- UCMR5 (this PWS)
East Carbon City standing, high SDWIS violation third
466 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 3% is middle-third health share (≤ 23%). UCMR5: UCMR5 tested, none detected. Population rank #16,240 of 29,740 among systems serving 500+.
The verdict
East Carbon City sits in the upper third of the sitemap cohort by violation count (466), so the tables below sample a dense compliance trail rather than a near-clean ledger. Population served is mid-pack at 1,460 (mid served population (≤ 3,309)). Health-based share is 3% (middle-third health share (≤ 23%)). UCMR5 tested this system and reported no PFAS above the minimum reporting level.
- #16,240 of 29,740
- Population · /systems
- #186 of 321
- Population · UT
- 466
- Total EPA violations on record
- 3%
- 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
- 1,010
- County
- Carbon
- School/Daycare
- No
- MCL Violations
- 6
- Monitoring Violations
- 407
- Treatment Tech Violations
- 10
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Barium | MR | 16 | 2014 |
| Arsenic | MR | 16 | 2014 |
| Cadmium | MR | 16 | 2014 |
| Chromium | MR | 16 | 2014 |
| Selenium | MR | 16 | 2014 |
| Mercury | MR | 16 | 2014 |
| Fluoride | MR | 16 | 2014 |
| Total Haloacetic Acids (HAA5) | MR | 15 | 2023 |
| TTHM | MR | 15 | 2023 |
| Beryllium, Total | MR | 12 | 2014 |
| Antimony, Total | MR | 12 | 2014 |
| CYANIDE | MR | 12 | 2014 |
| Thallium, Total | MR | 12 | 2014 |
| BHC-GAMMA | MR | 10 | 2010 |
| Methoxychlor | MR | 10 | 2010 |
| 2,4-D | MR | 10 | 2010 |
| Nickel | MR | 10 | 2014 |
| Endrin | MR | 10 | 2010 |
| 2,4,5-TP | MR | 10 | 2010 |
| Toxaphene | MR | 10 | 2010 |
| Coliform (TCR) | MR | 9 | 2014 |
| Nitrate | MR | 9 | 2010 |
| Dalapon | MR | 6 | 2010 |
| Picloram | MR | 6 | 2010 |
| Dinoseb | MR | 6 | 2010 |
| Carbofuran | MR | 6 | 2010 |
| Atrazine | MR | 6 | 2010 |
| Heptachlor | MR | 6 | 2010 |
| HEXACHLOROBENZENE | MR | 6 | 2010 |
| Pentachlorophenol | MR | 6 | 2010 |
Violation Count vs. the National Corpus
East Carbon City has 466 recorded EPA violations, 95% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 5% carry more. 3% of this system's own violations are health-based (16 of 466), and it ranks #16,240 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)
466 Higher than most more violations than 95% 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
PFAS Testing Results (UCMR5)
Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 116 samples detected PFAS.
| Contaminant | Date | Result | MRL | Status |
|---|---|---|---|---|
| PFOS | 7/25/2023 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFOA | 7/25/2023 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFUnA | 7/25/2023 | <2.00 ppt | 2.00 ppt | Not Detected |
| PFPeA | 7/25/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFPeS | 7/25/2023 | <4.00 ppt | 4.00 ppt | Not Detected |
| 11Cl-PF3OUdS | 7/25/2023 | <5.00 ppt | 5.00 ppt | Not Detected |
| 9Cl-PF3ONS | 7/25/2023 | <2.00 ppt | 2.00 ppt | Not Detected |
| ADONA | 7/25/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFBA | 7/25/2023 | <5.00 ppt | 5.00 ppt | Not Detected |
| 4:2 FTS | 7/25/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFNA | 7/25/2023 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFBS | 7/25/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| HFPO-DA | 7/25/2023 | <5.00 ppt | 5.00 ppt | Not Detected |
| PFHxA | 7/25/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFDoA | 7/25/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFDA | 7/25/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFHxS | 7/25/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFHpA | 7/25/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFHpS | 7/25/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| NFDHA | 7/25/2023 | <20.00 ppt | 20.00 ppt | Not Detected |
| PFEESA | 7/25/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFMBA | 7/25/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFMPA | 7/25/2023 | <4.00 ppt | 4.00 ppt | Not Detected |
| 8:2 FTS | 7/25/2023 | <5.00 ppt | 5.00 ppt | Not Detected |
| 6:2 FTS | 7/25/2023 | <5.00 ppt | 5.00 ppt | Not Detected |
| PFTA | 7/25/2023 | <8.00 ppt | 8.00 ppt | Not Detected |
| PFTrDA | 7/25/2023 | <7.00 ppt | 7.00 ppt | Not Detected |
| NEtFOSAA | 7/25/2023 | <5.00 ppt | 5.00 ppt | Not Detected |
| NMeFOSAA | 7/25/2023 | <6.00 ppt | 6.00 ppt | Not Detected |
| 6:2 FTS | 7/11/2023 | <5.00 ppt | 5.00 ppt | Not Detected |
| PFHpA | 7/11/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFHxS | 7/11/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFNA | 7/11/2023 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFOS | 7/11/2023 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFOA | 7/11/2023 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFDA | 7/11/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFDoA | 7/11/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFHxA | 7/11/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFUnA | 7/11/2023 | <2.00 ppt | 2.00 ppt | Not Detected |
| 11Cl-PF3OUdS | 7/11/2023 | <5.00 ppt | 5.00 ppt | Not Detected |
| 9Cl-PF3ONS | 7/11/2023 | <2.00 ppt | 2.00 ppt | Not Detected |
| ADONA | 7/11/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFBS | 7/11/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFBA | 7/11/2023 | <5.00 ppt | 5.00 ppt | Not Detected |
| 8:2 FTS | 7/11/2023 | <5.00 ppt | 5.00 ppt | Not Detected |
| 4:2 FTS | 7/11/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFPeS | 7/11/2023 | <4.00 ppt | 4.00 ppt | Not Detected |
| NFDHA | 7/11/2023 | <20.00 ppt | 20.00 ppt | Not Detected |
| PFEESA | 7/11/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFMBA | 7/11/2023 | <3.00 ppt | 3.00 ppt | Not Detected |
SDWIS compliance record for East Carbon City
466 violations on record for UTAH04012; use EPA SDWIS to confirm return-to-compliance dates and monitoring categories.
Sources: EPA SDWIS
Nationwide peers
466 violations · 1,460 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 East Carbon City
Use this system's EPA-reported record as a starting filter, not a final verdict.
- See how every tracked system in Utah compares on the same EPA violation measures. Utah 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.