Winchester Hills
Published drinking-water records and contacts for Winchester Hills. System WY5600779. Review sources and dates; not a real-time water assessment.
- System ID
- WY5600779
- State or territory
- WY
- Published population served
- 1078
- System type (source code)
- CWS
Published records and dates
- Lead and copper monitoring summaries: 10 — 2005-01-01 – 2026-12-31
- Wyoming selected chemical sample panels: 1 — 2026-09-28 – 2026-09-28
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) | 0.003 mg/L | 2026-01-01 – 2026-12-31 | 2026Q3 |
| Lead (PB90) | 0.002 mg/L | 2025-01-01 – 2025-12-31 | 2026Q3 |
| Lead (PB90) | 0.003 mg/L | 2024-01-01 – 2024-12-31 | 2026Q3 |
| Lead (PB90) | 0.002 mg/L | 2023-01-01 – 2023-06-30 | 2026Q3 |
| Lead (PB90) | 0.002 mg/L | 2022-07-01 – 2022-12-31 | 2026Q3 |
| Lead (PB90) | 0.001 mg/L | 2017-01-01 – 2019-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2014-01-01 – 2016-12-31 | 2026Q3 |
| Lead (PB90) | 0.002 mg/L | 2011-01-01 – 2013-12-31 | 2026Q3 |
| Substance | Published result | Sample date | Location / source |
|---|---|---|---|
| NITRATE-NITRITE | 3.87 mg/L | 2026-09-28 | SP01 / Wyoming 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
12 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 |
|---|---|---|---|---|
| Radionuclides and Revised Rad Rule / Monitoring, Regular | 2011-01-01 – 2013-12-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Minor (TCR) | 2002-10-01 – 2002-10-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Repeat Major (TCR) | 2001-07-01 – 2001-07-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Repeat Major (TCR) | 1998-07-01 – 1998-07-31 | Archived | No | 2026Q3 |
| Nitrate Rule / Monitoring, Regular | 1996-01-01 – 1996-12-31 | Archived | No | 2026Q3 |
| Nitrate Rule / Monitoring, Regular | 1994-01-01 – 1994-12-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Minor (TCR) | 1993-06-01 – 1993-06-30 | Archived | No | 2026Q3 |
| Volatile Organic Chemicals / Monitoring, Regular | 1993-01-01 – 1995-12-31 | Archived | No | 2026Q3 |
| Arsenic Rule / Monitoring, Regular | 1993-01-01 – 1996-12-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Repeat Minor (TCR) | 1991-11-01 – 1991-11-30 | Archived | No | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Acute (TCR) | 1991-11-01 – 1991-11-30 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Acute (TCR) | 1991-11-01 – 1991-11-30 | 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
- Wyoming selected chemical sample panels — last successful check: 2026-10-16
Administrative contact (EPA filing)
Vizina, Brett A.: 307-421-2517
An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.