Public water system record
Hawarden Water Supply
Serves Hawarden, Sioux County, IA · 2,700 people served
Federal records show no health-based violations and 2 monitoring/reporting issues for Hawarden Water Supply in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 2
Key facts
- Hawarden Water Supply draws water from 9 wells.
- Most recent formal enforcement: compliance order with a penalty by Iowa, February 1993.
- Record on file since 1985, with 4 health-based violations before October 19, 2016.
- Lead pipe inventory: 4 lead and 0 unknown out of 1,165 service lines.
Check whether Hawarden Water Supply 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.
None since October 2016.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Aug 1, 2018 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Aug 1, 2018 | Resolved |
Full record since 1985
EPA's records for Hawarden Water Supply go back to 1985. Before October 19, 2016 they list 4 health-based violations (4 resolved) and 24 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 16 |
| 1990s | 4 | 6 |
| 2000s | 0 | 2 |
| October 19, 2016 to 2019 | 0 | 2 |
Most recent health-based violation before October 19, 2016: Total Coliform, began May 1999, Resolved.
Show all 4 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
May 1, 1999 | Resolved |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jul 1, 1991 | Resolved |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jul 1, 1991 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 1990 | Resolved |
Enforcement actions
Iowa regulators took 4 formal enforcement actions against Hawarden Water Supply between 1991 and 1993, filed as 20 records in EPA's data. The most recent was a compliance order with a penalty in February 1993.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Feb 22, 1993 | Iowa | Compliance order with a penalty | 3 violations (3 health-based): Total Coliform |
| Nov 21, 1991 | Iowa | Signed compliance agreement | 4 violations (4 health-based): Total Coliform |
| Nov 20, 1991 | Iowa | Compliance order (no penalty) | 20 violations (5 health-based): Total Coliform, Mercury, Fluoride, Barium, Lead and Copper Rule |
| Nov 20, 1991 | Iowa | Administrative penalty | 9 violations (2 health-based): Total Coliform, Arsenic, Cadmium, Chromium (total), Fluoride |
Where the water comes from
Hawarden Water Supply draws water from 9 wells.
Annual water quality report
Hawarden Water Supply 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 Iowa.
Certified drinking water labs by state EPA guidance for private wells