Mira Loma High Desert Hospital
Published drinking-water records and contacts for Mira Loma High Desert Hospital. System CA1900929. Review sources and dates; not a real-time water assessment.
- System ID
- CA1900929
- State or territory
- CA
- Published population served
- 500
- System type (source code)
- NTNCWS
Published records and dates
- Lead and copper monitoring summaries: 5 — 2015-01-01 – 2025-12-31
- California DDW laboratory results: 80 — 2026-01-27 – 2026-07-14
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 mg/L | 2020-01-01 – 2022-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2017-01-01 – 2019-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2016-07-01 – 2016-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2015-01-01 – 2015-06-30 | 2026Q3 |
| Substance | Published result | Sample date | Location / source |
|---|---|---|---|
| PERCHLORATE | < 0.500000000 UG/L | 2026-07-14 | WELL 03 / California DDW laboratory results |
| NITRATE | 4.5 MG/L | 2026-07-14 | WELL 03 / California DDW laboratory results |
| CADMIUM | < 0.500000000 UG/L | 2026-05-05 | WELL 03 / California DDW laboratory results |
| ARSENIC | 4.1 UG/L | 2026-05-05 | WELL 03 / California DDW laboratory results |
| COMBINED URANIUM | 2.3 PCI/L | 2026-05-05 | WELL 03 / California DDW laboratory results |
| BARIUM | 98 UG/L | 2026-05-05 | WELL 03 / California DDW laboratory results |
| BORON, TOTAL | 110 UG/L | 2026-05-05 | WELL 03 / California DDW laboratory results |
| MANGANESE | < 2.000000000 UG/L | 2026-05-05 | WELL 03 / California DDW laboratory results |
| LEAD | < 0.500000000 UG/L | 2026-05-05 | WELL 03 / California DDW laboratory results |
| POTASSIUM | 2.0 MG/L | 2026-05-05 | WELL 03 / California DDW laboratory results |
| BERYLLIUM, TOTAL | < 0.300000000 UG/L | 2026-05-05 | WELL 03 / California DDW laboratory results |
| PERCHLORATE | 0.88 UG/L | 2026-05-05 | WELL 03 / California DDW laboratory results |
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
0 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.
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
- California DDW laboratory results — last successful check: 2026-10-17
Administrative contact (EPA filing)
Russ, Lee: 661-295-8025
An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.