DELHI WATER SUPPLY
Iowa — Community Water System — PWSID: IA2817020
System Information
| PWSID | IA2817020 |
| System Name | DELHI 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 | DELHI |
| ZIP Code | 52223 |
| Address | ATTN WATER OPERATOR |
| Organization | DELHI WATER SUPPLY |
| Phone | 563-929-6978 |
Population & Service
| Population Served | 420 |
| Service Connections | 270 |
Drinking Water Violations (328)
This water system has 328 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 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 | — | |
| May 1, 2021 | May 31, 2021 | MON | No | Yes | — | — | — | Resolved | May 31, 2021 | — | |
| May 1, 2021 | May 31, 2021 | MON | No | Yes | — | — | — | Resolved | May 31, 2021 | — | |
| May 1, 2021 | May 31, 2021 | MON | No | Yes | — | — | — | Resolved | May 31, 2021 | — | |
| May 1, 2021 | May 31, 2021 | MON | No | Yes | — | — | — | Resolved | May 31, 2021 | — | |
| Mar 1, 2016 | Mar 31, 2016 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2016 | — | |
| Mar 1, 2016 | Mar 31, 2016 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2016 | — | |
| Mar 1, 2016 | Mar 31, 2016 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2016 | — | |
| Mar 1, 2016 | Mar 31, 2016 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2016 | — | |
| Jul 1, 2011 | — | Other | No | No | — | — | — | Resolved | Oct 5, 2011 | — | |
| Jul 1, 2011 | — | Other | No | No | — | — | — | Resolved | Oct 5, 2011 | — | |
| Jul 1, 2011 | — | Other | No | No | — | — | — | Resolved | Oct 5, 2011 | — | |
| Nov 1, 2007 | Nov 30, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Oct 6, 2007 | — | |
| Nov 1, 2007 | Nov 30, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Oct 6, 2007 | — | |
| Nov 1, 2007 | Nov 30, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Oct 6, 2007 | — | |
| Nov 1, 2007 | Nov 30, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Oct 6, 2007 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jul 1, 2007 | Jun 30, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2013 | — |
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.