Public water system record
City of Somerton
Serves Somerton, Yuma County, AZ · 14,197 people served
Federal records show no health-based violations and 16 monitoring/reporting issues for City of Somerton in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 16
Key facts
- City of Somerton draws water from 2 wells.
- Record on file since 1980, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 3,624 service lines.
Check whether City of Somerton serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Consumer Confidence Rule
OTHER
|
Oct 2, 2025 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Jul 1, 2024 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Mar 1, 2023 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Feb 1, 2023 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2023 | Resolved |
|
Chlorine
Monitoring and reporting
|
Apr 1, 2022 | Resolved |
|
Chlorine
Monitoring and reporting
|
Oct 1, 2020 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Aug 1, 2020 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Aug 1, 2020 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Jul 1, 2020 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2019 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Nov 1, 2017 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Dec 1, 2016 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2016 | Resolved |
Full record since 1980
EPA's records for City of Somerton go back to 1980. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 140 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 1 |
| 1990s | 0 | 52 |
| 2000s | 0 | 78 |
| 2010 to October 18, 2016 | 1 | 9 |
| October 19, 2016 to 2019 | 0 | 6 |
| 2020s | 0 | 10 |
Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began January 2010, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.098 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
Jan 1, 2010 | Resolved |
Where the water comes from
City of Somerton draws water from 2 wells.
Annual water quality report
City of Somerton must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Arizona.
Certified drinking water labs by state EPA guidance for private wells