HAWARDEN WATER SUPPLY
Iowa — Community Water System — PWSID: IA8434040
System Information
| PWSID | IA8434040 |
| System Name | HAWARDEN WATER SUPPLY |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 27, 1979 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Iowa |
| City | HAWARDEN |
| ZIP Code | 51023 |
| Address | ATTN ALAN MACE WATER SUPT |
| Organization | HAWARDEN WATER SUPPLY |
| Phone | 712-551-2565 |
Population & Service
| Population Served | 2,700 |
| Service Connections | 1,058 |
Drinking Water Violations (173)
This water system has 173 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2018 | Aug 31, 2018 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2018 | — | |
| Aug 1, 2018 | Aug 31, 2018 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2018 | — | |
| Aug 1, 2018 | Aug 31, 2018 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2018 | — | |
| Aug 1, 2018 | Aug 31, 2018 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2018 | — | |
| Aug 1, 2018 | Aug 31, 2018 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2018 | — | |
| Aug 1, 2018 | Aug 31, 2018 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2018 | — | |
| Aug 1, 2018 | Aug 31, 2018 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2018 | — | |
| Aug 1, 2018 | Aug 31, 2018 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2018 | — | |
| Apr 1, 2006 | Jun 30, 2006 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2006 | — | |
| Apr 1, 2006 | Jun 30, 2006 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2006 | — | |
| Apr 1, 2006 | Jun 30, 2006 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2006 | — | |
| Mar 1, 2006 | Mar 31, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2006 | — | |
| Mar 1, 2006 | Mar 31, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2006 | — | |
| Mar 1, 2006 | Mar 31, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2006 | — | |
| Mar 1, 2006 | Mar 31, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2006 | — | |
| May 1, 1999 | May 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 1999 | — | |
| May 1, 1999 | May 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 1999 | — | |
| May 1, 1999 | May 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 1999 | — | |
| May 1, 1999 | May 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 1999 | — | |
| Jul 1, 1996 | Sep 30, 1996 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 1996 | — | |
| Jul 1, 1996 | Sep 30, 1996 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 1996 | — | |
| Jul 1, 1996 | Sep 30, 1996 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 1996 | — | |
| Jul 1, 1996 | Sep 30, 1996 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 1996 | — | |
| Jun 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Jun 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Jun 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Jun 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Jun 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Jun 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Jun 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Jun 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Jun 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Jun 1, 1995 | Jun 30, 1995 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Jun 30, 1995 | — | |
| Jan 1, 1994 | Jan 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 1994 | — | |
| Jan 1, 1994 | Jan 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 1994 | — | |
| Jan 1, 1994 | Jan 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 1994 | — | |
| Jan 1, 1994 | Jan 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 1994 | — | |
| Jan 1, 1994 | Jan 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 1994 | — | |
| Jan 1, 1994 | Jan 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 1994 | — | |
| Jan 1, 1992 | Dec 31, 1994 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 1994 | — | |
| Jan 1, 1992 | Dec 31, 1994 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 1994 | — | |
| Jan 1, 1992 | Dec 31, 1994 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 1994 | — | |
| Jan 1, 1992 | Dec 31, 1994 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 1994 | — | |
| Jul 1, 1991 | Jul 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1991 | — | |
| Jul 1, 1991 | Jul 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1991 | — | |
| Jul 1, 1991 | Jul 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1991 | — | |
| Jul 1, 1991 | Jul 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1991 | — | |
| Jul 1, 1991 | Jul 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1991 | — | |
| Jul 1, 1991 | Jul 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1991 | — | |
| Jul 1, 1991 | Jul 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1991 | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.