EFFIGY MOUNDS NATIONAL MONUMENT
Iowa — Transient Non-Community — PWSID: IA2258494
System Information
| PWSID | IA2258494 |
| System Name | EFFIGY MOUNDS NATIONAL MONUMENT |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 27, 1979 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Iowa |
| City | HARPERS FERRY |
| ZIP Code | 52146 |
| Address | ATTN FACILITY MANAGER |
| Organization | EFFIGY MOUNDS NATIONAL MONUMENT |
| Phone | 563-873-3491 |
Population & Service
| Population Served | 328 |
| Service Connections | 5 |
Drinking Water Violations (43)
This water system has 43 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2019 | Jan 31, 2019 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2019 | — | |
| Jan 1, 2019 | Jan 31, 2019 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2019 | — | |
| Jan 1, 2019 | Jan 31, 2019 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2019 | — | |
| Jan 1, 2019 | Jan 31, 2019 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2019 | — | |
| Oct 1, 2001 | Sep 30, 2002 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2002 | — | |
| Oct 1, 2001 | Dec 31, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2001 | — | |
| Oct 1, 2001 | Dec 31, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2001 | — | |
| Oct 1, 2001 | Dec 31, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2001 | — | |
| Oct 1, 2001 | Dec 31, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2001 | — | |
| Oct 1, 2001 | Dec 31, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2001 | — | |
| Oct 1, 2001 | Dec 31, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2001 | — | |
| Oct 1, 2001 | Sep 30, 2002 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2002 | — | |
| Oct 1, 2001 | Dec 31, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2001 | — | |
| Oct 1, 2001 | Dec 31, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2001 | — | |
| Oct 1, 2001 | Dec 31, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2001 | — | |
| Oct 1, 2001 | Sep 30, 2002 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2002 | — | |
| Oct 1, 2001 | Dec 31, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2001 | — | |
| Jul 1, 2001 | Sep 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2001 | — | |
| Jul 1, 2001 | Sep 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2001 | — | |
| Jul 1, 2001 | Sep 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2001 | — | |
| Jul 1, 2001 | Sep 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2001 | — | |
| Jul 1, 2001 | Sep 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2001 | — | |
| Jul 1, 2001 | Sep 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2001 | — | |
| Apr 1, 2001 | Jun 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | — | |
| Apr 1, 2001 | Jun 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | — | |
| Apr 1, 2001 | Jun 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | — | |
| Apr 1, 2001 | Jun 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | — | |
| Apr 1, 2001 | Jun 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | — | |
| Apr 1, 2001 | Jun 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | — | |
| Apr 1, 2001 | Jun 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | — | |
| Apr 1, 2001 | Jun 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | — | |
| Apr 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| Apr 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| Apr 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| Apr 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| Apr 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| Apr 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| Apr 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| Apr 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| Apr 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| Apr 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1993 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — |
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.