Public water system record
Rincon Mesa Landowners
Serves Tucson and Rincon Valley, Pima County, AZ · 75 people served
Federal records show 1 health-based violation and 8 monitoring/reporting issues for Rincon Mesa Landowners 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
- 8
Key facts
- Rincon Mesa Landowners draws water from 1 well.
- Record on file since 1983, with 1 health-based violation before October 19, 2016.
Check whether Rincon Mesa Landowners 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 |
|---|---|---|
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Jul 2, 2025 | Active |
|
Public Notice
OTHER
|
Dec 20, 2024 | Resolved |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2017 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2016 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2016 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2015 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2015 | Resolved |
Full record since 1983
EPA's records for Rincon Mesa Landowners go back to 1983. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 117 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 21 |
| 1990s | 0 | 38 |
| 2000s | 1 | 36 |
| 2010 to October 18, 2016 | 0 | 22 |
| October 19, 2016 to 2019 | 0 | 1 |
| 2020s | 1 | 3 |
Most recent health-based violation before October 19, 2016: Total Coliform, began October 2006, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2006 | 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
Rincon Mesa Landowners draws water from 1 well.
Annual water quality report
Rincon Mesa Landowners 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 Rincon Mesa Landowners 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 Arizona.
Certified drinking water labs by state EPA guidance for private wells