CALKINS NATURE CENTER
Iowa - Transient Non-Community - PWSID: IA4260401
System Information
| PWSID | IA4260401 |
| System Name | CALKINS NATURE CENTER |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Nov 21, 2003 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Iowa |
| City | ACKLEY |
| ZIP Code | 50601 |
| Address | ATTN WESLEY WIESE |
| Organization | HARDIN CO CONSV - CALKINS NATURE CENTER |
| Phone | 641-648-4361 |
Population & Service
| Population Served | 27 |
| Service Connections | 2 |
Drinking Water Violations (49)
This water system has 49 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, 2025 | Aug 31, 2025 | MCL | Yes | No | 12.5 MG/L | 10 mg/L | - | Archived | Aug 31, 2025 | - | |
| Aug 1, 2025 | Aug 31, 2025 | MCL | Yes | No | 12.5 MG/L | 10 mg/L | - | Archived | Aug 31, 2025 | - | |
| Aug 1, 2025 | Aug 31, 2025 | MCL | Yes | No | 12.5 MG/L | 10 mg/L | - | Archived | Aug 31, 2025 | - | |
| Aug 1, 2025 | Aug 31, 2025 | MCL | Yes | No | 12.5 MG/L | 10 mg/L | - | Archived | Aug 31, 2025 | - | |
| Jul 1, 2025 | Jul 31, 2025 | MCL | Yes | No | 15.0236 MG/L | 10 mg/L | - | Archived | Jul 31, 2025 | - | |
| Jul 1, 2025 | Jul 31, 2025 | MCL | Yes | No | 15.0236 MG/L | 10 mg/L | - | Archived | Jul 31, 2025 | - | |
| Jul 1, 2025 | Jul 31, 2025 | MCL | Yes | No | 15.0236 MG/L | 10 mg/L | - | Archived | Jul 31, 2025 | - | |
| Mar 1, 2025 | Mar 31, 2025 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2025 | - | |
| Mar 1, 2025 | Mar 31, 2025 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2025 | - | |
| Mar 1, 2025 | Mar 31, 2025 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2025 | - | |
| Mar 1, 2025 | Mar 31, 2025 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2025 | - | |
| Jul 1, 2024 | Jun 30, 2025 | MCL | Yes | No | 11.8736 MG/L | 10 mg/L | - | Archived | Jun 30, 2025 | - | |
| Jul 1, 2024 | Jun 30, 2025 | MCL | Yes | No | 11.8736 MG/L | 10 mg/L | - | Archived | Jun 30, 2025 | - | |
| Jul 1, 2024 | Jun 30, 2025 | MCL | Yes | No | 11.8736 MG/L | 10 mg/L | - | Archived | Jun 30, 2025 | - | |
| Jul 1, 2024 | Jun 30, 2025 | MCL | Yes | No | 11.8736 MG/L | 10 mg/L | - | Archived | Jun 30, 2025 | - | |
| Jul 1, 2024 | Jun 30, 2025 | MCL | Yes | No | 11.8736 MG/L | 10 mg/L | - | Archived | Jun 30, 2025 | - | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jul 1, 2016 | Jul 31, 2016 | MON | No | No | - | - | - | Resolved | Jul 31, 2016 | - | |
| Jul 1, 2016 | Jul 31, 2016 | MON | No | No | - | - | - | Resolved | Jul 31, 2016 | - | |
| Jul 1, 2016 | Jul 31, 2016 | MON | No | No | - | - | - | Resolved | Jul 31, 2016 | - | |
| Jul 1, 2016 | Jul 31, 2016 | MON | No | No | - | - | - | Resolved | Jul 31, 2016 | - | |
| Jul 1, 2016 | Jul 31, 2016 | MON | No | No | - | - | - | Resolved | Jul 31, 2016 | - | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2004 | - | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2004 | - | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2004 | - | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2004 | - | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2004 | - | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2004 | - | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2004 | - | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2004 | - | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2004 | - | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2004 | - | |
| Apr 1, 2003 | Mar 31, 2004 | MR | No | Yes | - | 1 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Apr 1, 2003 | Mar 31, 2004 | MR | No | Yes | - | 1 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Apr 1, 2003 | Mar 31, 2004 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Apr 1, 2003 | Mar 31, 2004 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Apr 1, 2003 | Mar 31, 2004 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Apr 1, 2003 | Mar 31, 2004 | MR | No | Yes | - | 1 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Apr 1, 2003 | Mar 31, 2004 | MR | No | Yes | - | 1 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Apr 1, 2003 | Mar 31, 2004 | MR | No | Yes | - | 1 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Apr 1, 2003 | Mar 31, 2004 | MR | No | Yes | - | 1 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Apr 1, 2003 | Mar 31, 2004 | MR | No | Yes | - | 1 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Apr 1, 2003 | Mar 31, 2004 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Apr 1, 2003 | Mar 31, 2004 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Apr 1, 2003 | Mar 31, 2004 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Apr 1, 2003 | Mar 31, 2004 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 2004 | - |
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.