Public water system record
Golden Valley Improvement District
Serves Kingman and Golden Valley, Mohave County, AZ · 3,950 people served
Federal records show 1 health-based violation and 8 monitoring/reporting issues for Golden Valley Improvement District in the last ten years, including an unresolved Groundwater Rule violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 0
- Unresolved
- 1
- Any acute record
- No
- Monitoring issues, last 10 years
- 8
Key facts
- Golden Valley Improvement District draws water from 2 wells.
- Record on file since 1987, with 5 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 580 unknown out of 1,894 service lines.
Check whether Golden Valley Improvement District 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.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Groundwater Rule
Treatment technique failure
|
140 | Mar 15, 2025 | Active | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Arsenic
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
Arsenic
Monitoring and reporting
|
Apr 1, 2025 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 2, 2022 | Resolved |
|
Arsenic
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
Arsenic
Monitoring and reporting
|
Apr 1, 2018 | Resolved |
|
Arsenic
Monitoring and reporting
|
Jul 1, 2017 | Resolved |
|
Arsenic
Monitoring and reporting
|
Oct 1, 2016 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2016 | Resolved |
Full record since 1987
EPA's records for Golden Valley Improvement District go back to 1987. Before October 19, 2016 they list 5 health-based violations (5 resolved) and 64 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 4 |
| 2000s | 5 | 41 |
| 2010 to October 18, 2016 | 0 | 19 |
| October 19, 2016 to 2019 | 0 | 3 |
| 2020s | 1 | 3 |
Most recent health-based violation before October 19, 2016: Arsenic, began July 2009, Resolved.
Show all 5 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Arsenic
Contaminant limit exceeded
Measured 0.011 mg/L, federal limit 0.01 mg/L (1.1 times the limit)
|
Jul 1, 2009 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2008 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2008 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.019 mg/L, federal limit 0.01 mg/L (1.9 times the limit)
|
Oct 1, 2007 | Resolved |
|
Fluoride
Contaminant limit exceeded
Measured 4.2 mg/L, federal limit 4 mg/L (1.1 times the limit)
|
Jan 1, 2002 | Resolved |
What the violations mean
Groundwater Rule
1 incidentThe system did not complete a treatment step or action that the Groundwater Rule requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
Golden Valley Improvement District draws water from 2 wells.
Annual water quality report
Golden Valley Improvement District 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.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
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