Public water system record
Florence Water Company
Serves Florence, Pinal County, AZ · 15,900 people served
Federal records show 1 health-based violation and 15 monitoring/reporting issues for Florence Water Company in the last ten years, including an unresolved acute Nitrate violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 0
- Unresolved
- 1
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 15
Key facts
- Florence Water Company draws water from 4 wells.
- Highest measured level in the last 10 years: Nitrate, 12.9 mg/L, federal limit 10 mg/L (1.3 times the limit), 2025.
- Record on file since 1998, with 11 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 3,284 unknown out of 3,751 service lines.
Check whether Florence Water Company 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 |
|---|---|---|---|---|
|
Nitrate
Contaminant limit exceeded
Measured 12.9 mg/L, federal limit 10 mg/L (1.3 times the limit)
|
330 | Jan 1, 2025 | Active | Yes |
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 | Active |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Jul 2, 2025 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Active |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2025 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2024 | Resolved |
|
Nitrate
Monitoring and reporting
|
Jul 1, 2019 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Chlorine
Monitoring and reporting
|
Oct 1, 2016 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2016 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2016 | Resolved |
|
E. coli
Monitoring and reporting
|
Feb 6, 2016 | Resolved |
|
E. coli
Monitoring and reporting
|
Feb 6, 2015 | Resolved |
Full record since 1998
EPA's records for Florence Water Company go back to 1998. Before October 19, 2016 they list 11 health-based violations (11 resolved) and 219 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 1 | 48 |
| 2000s | 7 | 154 |
| 2010 to October 18, 2016 | 3 | 17 |
| October 19, 2016 to 2019 | 0 | 3 |
| 2020s | 1 | 7 |
Most recent health-based violation before October 19, 2016: Total Coliform, began June 2012, Resolved.
Show all 11 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2012 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 2010 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2008 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jan 1, 2008 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 12 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
Apr 1, 2007 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2005 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 2001 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2000 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2000 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 1999 | Resolved |
What the violations mean
Nitrate
1 incidentNitrate exceeded the federal limit
High nitrate is especially dangerous for infants under 6 months and can cause blue baby syndrome
Where the water comes from
Florence Water Company draws water from 4 wells. 1 other community water system buys water from Florence Water Company. 1 other public water system has an emergency connection to Florence Water Company.
Community systems that buy water from it
- Pinal County Justice Complex Florence, AZ
Annual water quality report
Florence Water Company 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