HWY 20 AUTO/TRUCK PLAZA
Iowa — Transient Non-Community — PWSID: IA3126205
System Information
| PWSID | IA3126205 |
| System Name | HWY 20 AUTO/TRUCK PLAZA |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 28, 1989 |
| Last Reported | Dec 19, 2025 |
Location & Contact
| State | Iowa |
| City | DUBUQUE |
| ZIP Code | 52001 |
| Address | ATTN RON OR MARGIE WHITE |
| Organization | HWY 20 AUTO/TRUCK PLAZA LLC |
| Phone | 563-588-1574 |
Population & Service
| Population Served | 912 |
| Service Connections | 4 |
Drinking Water Violations (20)
This water system has 20 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2009 | Sep 30, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2009 | Total Coliform Rule |
| Jul 1, 2009 | Sep 30, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2009 | Total Coliform Rule |
| Jul 1, 2009 | Sep 30, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2009 | Total Coliform Rule |
| Jul 1, 2009 | Sep 30, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2009 | Total Coliform Rule |
| Jul 1, 2009 | Sep 30, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2009 | Total Coliform Rule |
| May 1, 1998 | May 31, 1998 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1998 | Total Coliform Rule |
| May 1, 1998 | May 31, 1998 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1998 | Total Coliform Rule |
| May 1, 1998 | May 31, 1998 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1998 | Total Coliform Rule |
| Apr 1, 1997 | Apr 30, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1997 | Total Coliform Rule |
| Apr 1, 1997 | Apr 30, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1997 | Total Coliform Rule |
| Apr 1, 1997 | Apr 30, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1997 | Total Coliform Rule |
| Apr 1, 1997 | Apr 30, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1997 | Total Coliform Rule |
| Apr 1, 1997 | Apr 30, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1997 | Total Coliform Rule |
| Apr 1, 1997 | Apr 30, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1997 | Total Coliform Rule |
| Mar 1, 1997 | Mar 31, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 1997 | Total Coliform Rule |
| Mar 1, 1997 | Mar 31, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 1997 | Total Coliform Rule |
| Mar 1, 1997 | Mar 31, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 1997 | Total Coliform Rule |
| Jul 1, 1994 | Jul 31, 1994 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Jul 31, 1994 | Nitrate Rule |
| Jul 1, 1994 | Jul 31, 1994 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Jul 31, 1994 | Nitrate Rule |
| Jul 1, 1994 | Jul 31, 1994 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Jul 31, 1994 | Nitrate Rule |
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.