Adventist Health - St. Helena Hospital
Published drinking-water records and contacts for Adventist Health - St. Helena Hospital. System CA2800625. Review sources and dates; not a real-time water assessment.
- System ID
- CA2800625
- State or territory
- CA
- Published population served
- 817
- System type (source code)
- CWS
Published records and dates
- Lead and copper monitoring summaries: 15 — 1994-01-01 – 2023-12-31
- California DDW laboratory results: 175 — 2026-02-25 – 2026-06-23
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 mg/L | 2021-01-01 – 2023-12-31 | 2026Q3 |
| Lead (PB90) | 0.01 mg/L | 2018-01-01 – 2020-12-31 | 2026Q3 |
| Lead (PB90) | 0.011 mg/L | 2015-01-01 – 2017-12-31 | 2026Q3 |
| Lead (PB90) | 0.0062 mg/L | 2014-01-01 – 2016-12-31 | 2026Q3 |
| Lead (PB90) | 0.0062 mg/L | 2012-01-01 – 2014-12-31 | 2026Q3 |
| Lead (PB90) | 0.005 mg/L | 2009-01-01 – 2011-12-31 | 2026Q3 |
| Lead (PB90) | 0.017 mg/L | 2006-01-01 – 2008-12-31 | 2026Q3 |
| Lead (PB90) | 0.0072 mg/L | 2003-01-01 – 2005-12-31 | 2026Q3 |
| Substance | Published result | Sample date | Location / source |
|---|---|---|---|
| MONOBROMOACETIC ACID | < 1.000000000 UG/L | 2026-06-23 | DBPR Sample / California DDW laboratory results |
| DIBROMOACETIC ACID | < 1.000000000 UG/L | 2026-06-23 | DBPR Sample / California DDW laboratory results |
| TOTAL HALOACETIC ACIDS (HAA5) | < 6.000000000 UG/L | 2026-06-23 | DBPR Sample / California DDW laboratory results |
| MONOCHLOROACETIC ACID | < 2.000000000 UG/L | 2026-06-23 | DBPR Sample / California DDW laboratory results |
| TRICHLOROACETIC ACID | < 1.000000000 UG/L | 2026-06-23 | DBPR Sample / California DDW laboratory results |
| DICHLOROACETIC ACID | 1.2 UG/L | 2026-06-23 | DBPR Sample / California DDW laboratory results |
| CALCIUM | 6.8 MG/L | 2026-06-09 | HILLCREST WELL 03 / California DDW laboratory results |
| CALCIUM | 8.0 MG/L | 2026-06-09 | N2 WELL / California DDW laboratory results |
| MAGNESIUM | 4.7 MG/L | 2026-06-09 | N2 WELL / California DDW laboratory results |
| IRON | 320 UG/L | 2026-06-09 | HILLCREST WELL 03 / California DDW laboratory results |
| MAGNESIUM | 4.7 MG/L | 2026-06-09 | LIPARITA WELL 02 / California DDW laboratory results |
| SILICA | 98 MG/L | 2026-06-09 | N2 WELL / 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
3 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 |
|---|---|---|---|---|
| Miscellaneous Other Rules / Variance/Exemption/Other Compliance | 2013-01-01 – 2013-12-31 | Archived | No | 2026Q3 |
| Radionuclides and Revised Rad Rule / Monitoring, Regular | 1981-10-01 – 1982-09-30 | Archived | No | 2026Q3 |
| Radionuclides and Revised Rad Rule / Monitoring, Regular | 1980-10-30 – 1981-10-29 | Archived | No | 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
- California DDW laboratory results — last successful check: 2026-10-18
Administrative contact (EPA filing)
Rembold, Matthew: 707-963-6492
An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.