DENVER WATER SUPPLY
Iowa — Community Water System — PWSID: IA0915030
System Information
| PWSID | IA0915030 |
| System Name | DENVER 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 | Dec 19, 2025 |
Location & Contact
| State | Iowa |
| City | DENVER |
| ZIP Code | 50622 |
| Address | ATTN LARRY FARLEY |
| Organization | DENVER, CITY OF |
| Phone | 319-984-5642 |
Population & Service
| Population Served | 1,919 |
| Service Connections | 867 |
Drinking Water Violations (29)
This water system has 29 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2001 | Mar 31, 2010 | Combined Radium (-226 and -228) | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 2010 | Radionuclides and Revised Rad Rule |
| Apr 1, 2001 | Mar 31, 2010 | Combined Radium (-226 and -228) | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 2010 | Radionuclides and Revised Rad Rule |
| Apr 1, 2001 | Mar 31, 2010 | Combined Radium (-226 and -228) | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 2010 | Radionuclides and Revised Rad Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | Total Coliform Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | Total Coliform Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | Total Coliform Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | Total Coliform Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | Total Coliform Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | Total Coliform Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | Total Coliform Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | Total Coliform Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | Total Coliform Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | Total Coliform Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | Total Coliform Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | Total Coliform Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | Total Coliform Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | Total Coliform Rule |
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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.