Public water system record
Mariano Lake Community School BIA
On record as serving McKinley County, NM · Serves 160 people
Federal records show 1 health-based violation and 6 monitoring/reporting issues for Mariano Lake Community School BIA in the last ten years. The most serious issue in this window was a resolved Revised Total Coliform Rule violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 6
Key facts
- Mariano Lake Community School BIA buys its water from Mariano Lake-Pinedale-Church Rock NTUA.
- Record on file since 2000, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 2 unknown out of 17 service lines.
Check whether Mariano Lake Community School BIA 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 |
|---|---|---|---|---|
|
Revised Total Coliform Rule
Contaminant limit exceeded
|
110 | Aug 1, 2023 | Resolved | Yes |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Public Notice
OTHER
|
Jan 1, 2025 | Active |
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2025 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Oct 1, 2023 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Aug 1, 2023 | Resolved |
|
Revised Total Coliform Rule
OTHER
|
Apr 1, 2016 | Resolved |
|
Stage 2 Disinfection Byproducts Rule
Monitoring and reporting
|
Oct 1, 2013 | Resolved |
Full record since 2000
EPA's records for Mariano Lake Community School BIA go back to 2000. Before October 19, 2016 they list no health-based violations and 18 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 0 | 14 |
| 2010 to October 18, 2016 | 0 | 4 |
| 2020s | 1 | 4 |
What the violations mean
Revised Total Coliform Rule
1 incidentThe system did not meet a requirement of the Revised Total Coliform Rule
Coliform and E. coli rules protect against bacteria in the distribution system
Where the water comes from
Mariano Lake Community School BIA buys its water from Mariano Lake-Pinedale-Church Rock NTUA. It lists no wells or intakes of its own.
Buys water from
- Mariano Lake-Pinedale-Church Rock NTUA Ft Defiance, AZ
Annual water quality report
Mariano Lake Community School BIA 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 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Mariano Lake Community School BIA for a copy.
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 EPA Region 9.
Certified drinking water labs by state EPA guidance for private wells