Ames
Published drinking-water records and contacts for Ames. System OK2004403. Review sources and dates; not a real-time water assessment.
- System ID
- OK2004403
- State or territory
- OK
- Published population served
- 199
- System type (source code)
- CWS
Published records and dates
- Lead and copper monitoring summaries: 15 — 1993-07-01 – 2025-12-31
- Oklahoma selected chemical sample panels: 8 — 2026-03-17 – 2026-09-15
Missing records here do not mean the provider did not test. Published records are not a real-time assessment of your tap water.
Published testing results
Selected recent records are shown below. Different sampling locations and dates are not interchangeable. These excerpts are not a complete testing history.
“<” means below the stated reporting limit, not zero. A reported measurement alone is not a safety verdict. Read an example
Lead and copper: 90th-percentile summaries
These describe a monitoring period across sampled locations, not the result at your home. How to read the 90th percentile
| Substance | Published 90th percentile | Monitoring period | Source quarter |
|---|---|---|---|
| Lead (PB90) | 0.0013 mg/L | 2023-01-01 – 2025-12-31 | 2026Q3 |
| Lead (PB90) | 0.0069 mg/L | 2020-01-01 – 2022-12-31 | 2026Q3 |
| Lead (PB90) | 0.0055 mg/L | 2017-01-01 – 2019-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2014-01-01 – 2016-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2012-01-01 – 2014-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2009-01-01 – 2011-12-31 | 2026Q3 |
| Lead (PB90) | 0.001315 mg/L | 2006-01-01 – 2008-12-31 | 2026Q3 |
| Lead (PB90) | 0.0037 mg/L | 2003-01-01 – 2005-12-31 | 2026Q3 |
| Substance | Published result | Sample date | Location / source |
|---|---|---|---|
| ARSENIC | 0.0087 mg/L | 2026-09-15 | CL001 / Oklahoma selected chemical sample panels |
| ARSENIC | 0.0097 mg/L | 2026-09-15 | CL002 / Oklahoma selected chemical sample panels |
| ARSENIC | 0.0091 mg/L | 2026-09-15 | CL003 / Oklahoma selected chemical sample panels |
| ARSENIC | 0.0076 mg/L | 2026-05-19 | CL001 / Oklahoma selected chemical sample panels |
| ARSENIC | 0.0087 mg/L | 2026-05-19 | CL003 / Oklahoma selected chemical sample panels |
| ARSENIC | 0.0109 mg/L | 2026-03-17 | CL001 / Oklahoma selected chemical sample panels |
| ARSENIC | 0.0088 mg/L | 2026-03-17 | CL002 / Oklahoma selected chemical sample panels |
| ARSENIC | 0.0099 mg/L | 2026-03-17 | CL003 / Oklahoma selected chemical sample panels |
State sampling points can include untreated water. Publisher qualifiers and units are retained; consult the full source notes before interpreting a record.
Download state records with source notes (CSV)
Published compliance history
14 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.
| Rule / record | Period | Recorded status | Health-based (EPA classification) | Source quarter |
|---|---|---|---|---|
| Synthetic Organic Chemicals / Monitoring, Regular | 2025-04-01 – 2025-06-30 | Resolved | No | 2026Q3 |
| Arsenic Rule / Maximum Contaminant Level Violation, Average | 2025-01-01 – 2025-03-31 | Resolved | Yes | 2026Q3 |
| Arsenic Rule / Maximum Contaminant Level Violation, Average | 2024-10-01 – 2024-12-31 | Resolved | Yes | 2026Q3 |
| Consumer Confidence Rule / Consumer Confidence Report Complete Failure to Report | 2024-07-01 – — | Resolved | No | 2026Q3 |
| Arsenic Rule / Maximum Contaminant Level Violation, Average | 2024-07-01 – 2024-09-30 | Resolved | Yes | 2026Q3 |
| Arsenic Rule / Maximum Contaminant Level Violation, Average | 2024-04-01 – 2024-06-30 | Resolved | Yes | 2026Q3 |
| Arsenic Rule / Maximum Contaminant Level Violation, Average | 2024-01-01 – 2024-03-31 | Resolved | Yes | 2026Q3 |
| Arsenic Rule / Monitoring, Regular | 2022-04-01 – 2022-06-30 | Resolved | No | 2026Q3 |
| Arsenic Rule / Monitoring, Regular | 2022-04-01 – 2022-06-30 | Resolved | No | 2026Q3 |
| Arsenic Rule / Monitoring, Regular | 2022-04-01 – 2022-06-30 | Resolved | No | 2026Q3 |
| Arsenic Rule / Maximum Contaminant Level Violation, Average | 2020-10-01 – 2020-12-31 | Resolved | Yes | 2026Q3 |
| Arsenic Rule / Maximum Contaminant Level Violation, Average | 2020-07-01 – 2020-09-30 | Resolved | Yes | 2026Q3 |
| Nitrate Rule / Maximum Contaminant Level Violation, Average | 1988-06-01 – 1991-05-31 | Archived | Yes | 2026Q3 |
| Nitrate Rule / Maximum Contaminant Level Violation, Average | 1988-06-01 – 1991-05-31 | Archived | Yes | 2026Q3 |
Source dates and refresh checks
A refresh check is not a sample date. Publication periods, sample dates and checks are shown separately.
- EPA SDWIS lead/copper summaries and service areas — source period: — – —; last checked: 2026-10-17
- EPA SDWIS contacts and compliance records — source period: — – —; last checked: 2026-10-17
- EPA UCMR 5 sample results — source period: 2023-01-03 – 2026-06-17; last checked: 2026-10-17
- Oklahoma selected chemical sample panels — last successful check: 2026-10-16
Administrative contact (EPA filing)
Ames: 580-753-4624
An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.