LEWIS AND CLARK STATE PARK
Iowa - Transient Non-Community - PWSID: IA6739949
System Information
| PWSID | IA6739949 |
| System Name | LEWIS AND CLARK STATE PARK |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | State |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 27, 1979 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Iowa |
| City | ONAWA |
| ZIP Code | 51040 |
| Address | ATTN NATHAN FYLSTRA |
| Organization | LEWIS AND CLARK STATE PARK |
| Phone | 712-423-2829 |
Population & Service
| Population Served | 67 |
| Service Connections | 1 |
Drinking Water Violations (58)
This water system has 58 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 28, 2024 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Oct 28, 2024 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Oct 28, 2024 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jul 1, 2023 | Jun 30, 2024 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Jul 1, 2023 | Jun 30, 2024 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Jul 1, 2023 | Jun 30, 2024 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | - | 1 mg/L | - | Resolved | Mar 31, 2013 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | - | 1 mg/L | - | Resolved | Mar 31, 2013 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | - | 1 mg/L | - | Resolved | Mar 31, 2013 | - | |
| Oct 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Oct 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Oct 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 2012 | - | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 2012 | - | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 2012 | - | |
| Jul 1, 2007 | Jun 30, 2008 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Jul 1, 2007 | Jun 30, 2008 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Jul 1, 2007 | Jun 30, 2008 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Jul 1, 2007 | Jun 30, 2008 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Oct 1, 2005 | Oct 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2005 | - | |
| Oct 1, 2005 | Oct 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2005 | - | |
| Oct 1, 2005 | Oct 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2005 | - | |
| Oct 1, 2005 | Oct 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2005 | - | |
| Jun 1, 2003 | Jun 30, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2003 | - | |
| Jun 1, 2003 | Jun 30, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2003 | - | |
| Jun 1, 2003 | Jun 30, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2003 | - | |
| Jul 1, 2002 | Jun 30, 2003 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2003 | - | |
| Jul 1, 2002 | Jun 30, 2003 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2003 | - | |
| Jul 1, 2002 | Jun 30, 2003 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2003 | - | |
| Jul 1, 2000 | Jun 30, 2001 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2001 | - | |
| Jul 1, 2000 | Jun 30, 2001 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2001 | - | |
| Jul 1, 2000 | Jun 30, 2001 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2001 | - | |
| Jul 1, 2000 | Jun 30, 2001 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2001 | - | |
| Jul 1, 2000 | Jun 30, 2001 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2001 | - | |
| Jul 1, 2000 | Jun 30, 2001 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2001 | - | |
| Apr 1, 1995 | Mar 31, 1996 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 1996 | - | |
| Apr 1, 1995 | Mar 31, 1996 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 1996 | - | |
| Apr 1, 1995 | Mar 31, 1996 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 1996 | - | |
| Apr 1, 1995 | Mar 31, 1996 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 1996 | - | |
| Apr 1, 1995 | Mar 31, 1996 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 1996 | - | |
| Apr 1, 1994 | Apr 30, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 1994 | - | |
| Apr 1, 1994 | Apr 30, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 1994 | - | |
| Apr 1, 1994 | Apr 30, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 1994 | - | |
| Apr 1, 1994 | Apr 30, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 1994 | - | |
| Apr 1, 1994 | Apr 30, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 1994 | - | |
| Apr 1, 1994 | Apr 30, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 1994 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | 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.