AMES
PWSID: OK2004403 · Ames, OK · Serves 199 people
According to EPA Safe Drinking Water Information System (SDWIS), AMES (PWSID OK2004403) in Ames, OK is listed as a CWS water system covering about 199 people. The same extract lists 28 health-based violation records spanning 1980-2025. Those 28 health-based rows for AMES cover contaminants such as Arsenic, Coliform (Pre-TCR), Coliform (TCR); they remain historical EPA registry entries, not a current compliance or drinkability score.
AMES has 28 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 4 distinct EPA contaminant codes appear in this system's record, including Arsenic, Coliform (Pre-TCR), Coliform (TCR). Recorded violations span 1980–2025. Day-to-day primacy enforcement for this system runs through the Oklahoma drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Oklahoma state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- OK2004403
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Ames, OK
- Population Served
- 199
- Health Violations
- Yes (28)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Arsenic | 17 | 17 |
| Coliform (Pre-TCR) | 9 | 9 |
| Coliform (TCR) | 1 | 1 |
| Nitrate | 1 | 1 |
Violation History (28)
| Contaminant | Health | Date |
|---|---|---|
| Arsenic | Yes | Jan 1, 2025 |
| Arsenic | Yes | Jan 1, 2025 |
| Arsenic | Yes | Oct 1, 2024 |
| Arsenic | Yes | Oct 1, 2024 |
| Arsenic | Yes | Oct 1, 2024 |
| Arsenic | Yes | Oct 1, 2024 |
| Arsenic | Yes | Jul 1, 2024 |
| Arsenic | Yes | Jul 1, 2024 |
| Arsenic | Yes | Jul 1, 2024 |
| Arsenic | Yes | Apr 1, 2024 |
| Arsenic | Yes | Apr 1, 2024 |
| Arsenic | Yes | Apr 1, 2024 |
| Arsenic | Yes | Jan 1, 2024 |
| Arsenic | Yes | Jan 1, 2024 |
| Arsenic | Yes | Jan 1, 2024 |
| Arsenic | Yes | Oct 1, 2020 |
| Arsenic | Yes | Jul 1, 2020 |
| Coliform (TCR) | Yes | Sep 1, 1991 |
| Coliform (Pre-TCR) | Yes | Jul 1, 1988 |
| Nitrate | Yes | Jun 1, 1988 |
| Coliform (Pre-TCR) | Yes | Jun 1, 1988 |
| Coliform (Pre-TCR) | Yes | Aug 1, 1986 |
| Coliform (Pre-TCR) | Yes | Jul 1, 1986 |
| Coliform (Pre-TCR) | Yes | Jun 1, 1986 |
| Coliform (Pre-TCR) | Yes | Feb 1, 1986 |
| Coliform (Pre-TCR) | Yes | Nov 1, 1985 |
| Coliform (Pre-TCR) | Yes | Jun 30, 1981 |
| Coliform (Pre-TCR) | Yes | Oct 31, 1980 |
Frequently Asked Questions
What does EPA SDWIS list for AMES?
How many people does AMES serve?
What violations does AMES have?
What contaminants have been found in AMES water?
Compare beyond Oklahoma
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest AMES on cumulative violation count (28) and EPA-reported population served (199). Violation-count peers include LAKE CHICOT WATER SUPPLY ASSOCIATION, TONTITOWN WATERWORKS, HOLTVILLE, CITY OF.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
Explore More
About This Data
AMES (OK2004403) is drawn from EPA SDWIS. Nearby county systems in this extract include FAIRVIEW; MAJOR COUNTY RWD #1; RINGWOOD; CLEO SPRINGS. Health-based rows (28 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.