AMES WATER TREATMENT PLANT
Iowa — Community Water System — PWSID: IA8503039
System Information
| PWSID | IA8503039 |
| System Name | AMES WATER TREATMENT PLANT |
| 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 | AMES |
| ZIP Code | 50010 |
| Address | ATTN CALVIN FORTE WATER SUPERINTENDENT |
| Organization | AMES WATER TREATMENT PLANT |
| Phone | 515-239-5150 |
Population & Service
| Population Served | 55,177 |
| Service Connections | 19,337 |
Drinking Water Violations (34)
This water system has 34 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2025 | Sep 30, 2025 | Revised Total Coliform Rule | MON | No | No | — | — | — | Archived | Sep 30, 2025 | Revised Total Coliform Rule |
| Apr 1, 2013 | Apr 30, 2013 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Apr 30, 2013 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2013 | Apr 30, 2013 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Apr 30, 2013 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2013 | Apr 30, 2013 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Apr 30, 2013 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2013 | Apr 30, 2013 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Apr 30, 2013 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2013 | Apr 30, 2013 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Apr 30, 2013 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2013 | Apr 30, 2013 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Apr 30, 2013 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2013 | Apr 30, 2013 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Apr 30, 2013 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2013 | Apr 30, 2013 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Apr 30, 2013 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2004 | Sep 30, 2005 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2005 | Nitrate Rule |
| Oct 1, 2004 | Sep 30, 2005 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2005 | Nitrate Rule |
| Oct 1, 2004 | Sep 30, 2005 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2005 | Nitrate Rule |
| Oct 1, 2004 | Sep 30, 2005 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2005 | Nitrate Rule |
| Jul 1, 1995 | Jul 31, 1995 | Vinyl chloride | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Jul 31, 1995 | Volatile Organic Chemicals |
| Jul 1, 1995 | Jul 31, 1995 | Vinyl chloride | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Jul 31, 1995 | Volatile Organic Chemicals |
| Jul 1, 1995 | Jul 31, 1995 | Vinyl chloride | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Jul 31, 1995 | Volatile Organic Chemicals |
| Jul 1, 1995 | Jul 31, 1995 | Vinyl chloride | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Jul 31, 1995 | Volatile Organic Chemicals |
| Oct 1, 1994 | Sep 30, 1995 | cis-1,2-Dichloroethylene | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Sep 30, 1995 | Volatile Organic Chemicals |
| Oct 1, 1994 | Sep 30, 1995 | cis-1,2-Dichloroethylene | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Sep 30, 1995 | Volatile Organic Chemicals |
| Oct 1, 1994 | Sep 30, 1995 | cis-1,2-Dichloroethylene | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Sep 30, 1995 | Volatile Organic Chemicals |
| Oct 1, 1994 | Sep 30, 1995 | cis-1,2-Dichloroethylene | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Sep 30, 1995 | Volatile Organic Chemicals |
| Jul 1, 1993 | Jul 31, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1993 | Total Coliform Rule |
| Jul 1, 1993 | Jul 31, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1993 | Total Coliform Rule |
| Jul 1, 1993 | Jul 31, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1993 | Total Coliform Rule |
| Jul 1, 1987 | Jun 30, 1990 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1990 | Nitrate Rule |
| Jul 1, 1987 | Jun 30, 1990 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1990 | Nitrate Rule |
| Jul 1, 1987 | Jun 30, 1990 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1990 | Nitrate Rule |
| Jul 1, 1987 | Jun 30, 1990 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1990 | Nitrate Rule |
| Jul 1, 1987 | Jun 30, 1990 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1990 | Nitrate Rule |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | 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.