Public water system record
North Mohave Valley
Serves Bullhead City, Mohave County, AZ · 5,190 people served
Federal records show 1 health-based violation and 36 monitoring/reporting issues for North Mohave Valley in the last ten years. The most serious issue in this window was a resolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 36
Key facts
- North Mohave Valley draws water from 4 wells.
- Record on file since 1989, with 7 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 323 unknown out of 323 service lines.
Check whether North Mohave Valley 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 |
|---|---|---|---|---|
|
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
|
350 | Oct 17, 2024 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Public Notice
OTHER
|
Dec 21, 2025 | Active |
|
Public Notice
OTHER
|
Nov 19, 2025 | Active |
|
Public Notice
OTHER
|
Oct 12, 2025 | Active |
|
Consumer Confidence Rule
OTHER
|
Oct 2, 2025 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2025 | Active |
|
Public Notice
OTHER
|
Dec 20, 2024 | Active |
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2024 | Resolved |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 2, 2024 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2024 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2024 | Resolved |
|
Styrene
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
Ethylbenzene
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
Toluene
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
Benzene
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
CHLOROBENZENE
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
Tetrachloroethylene
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
1,1,2-Trichloroethane
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
Trichloroethylene
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
1,2-Dichloropropane
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
Carbon tetrachloride
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
1,1,1-Trichloroethane
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
1,2-Dichloroethane
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
trans-1,2-Dichloroethylene
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
1,1-Dichloroethylene
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
Vinyl chloride
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
p-Dichlorobenzene
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
o-Dichlorobenzene
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
DICHLOROMETHANE
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
Xylenes, Total
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
cis-1,2-Dichloroethylene
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
1,2,4-Trichlorobenzene
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
Chlorine
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2023 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2023 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2023 | Resolved |
Full record since 1989
EPA's records for North Mohave Valley go back to 1989. Before October 19, 2016 they list 7 health-based violations (7 resolved) and 56 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 1 |
| 1990s | 1 | 1 |
| 2000s | 3 | 46 |
| 2010 to October 18, 2016 | 3 | 8 |
| 2020s | 1 | 36 |
Most recent health-based violation before October 19, 2016: Total Coliform, began September 2011, Resolved.
Show all 7 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2010 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jan 1, 2009 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 2004 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 2003 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 1998 | Resolved |
What the violations mean
LEAD AND COPPER RULE REVISIONS
1 incidentThe system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
North Mohave Valley draws water from 4 wells. 1 other community water system buys water from North Mohave Valley. 1 other public water system has an emergency connection to North Mohave Valley.
Community systems that buy water from it
- Katherine Heights Washington, UT
Annual water quality report
North Mohave Valley 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