Covina Valley Water Company - Wholesale
Published drinking-water records and contacts for Covina Valley Water Company - Wholesale. System CA1910128. Review sources and dates; not a real-time water assessment.
- System ID
- CA1910128
- State or territory
- CA
- Published population served
- 0
- System type (source code)
- CWS
Published records and dates
- California DDW laboratory results: 1517 — 2026-01-06 – 2026-06-02
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
| Substance | Published result | Sample date | Location / source |
|---|---|---|---|
| PERFLUOROCTANOIC ACID (PFOA) | < 1.700000000 NG/L | 2026-06-02 | IX TRAIN 2 LAG VESSEL EFFLUENT / California DDW laboratory results |
| PERFLUORODECANOIC ACID (PFDA) | < 1.700000000 NG/L | 2026-06-02 | IX TRAIN 2 LAG VESSEL EFFLUENT / California DDW laboratory results |
| PERFLUOROHEPTANESULFONIC ACID (PFHPS) | < 1.800000000 NG/L | 2026-06-02 | IX TRAIN 2 LEAD VESSEL EFFLUENT / California DDW laboratory results |
| HFPO-DA | < 1.700000000 NG/L | 2026-06-02 | IX TRAIN 1 LEAD EFFLUENT / California DDW laboratory results |
| PERFLUOROHEXANOIC ACID (PFHXA) | 2.4 NG/L | 2026-06-02 | BALDWIN PARK RESERVOIR EFFLUENT / California DDW laboratory results |
| PERFLUOROPENTANOIC ACID (PFPEA) | 4.6 NG/L | 2026-06-02 | IX TRAIN 2 LAG VESSEL EFFLUENT / California DDW laboratory results |
| PERFLUORO PFMBA | < 1.800000000 NG/L | 2026-06-02 | IX TRAIN 2 LEAD VESSEL EFFLUENT / California DDW laboratory results |
| PERFLUOROBUTANOIC ACID (PFBA) | 4.6 NG/L | 2026-06-02 | IX TRAIN 2 LAG VESSEL EFFLUENT / California DDW laboratory results |
| PERFLUOROOCTANE SULFONIC ACID 6:2 FTS | < 1.800000000 NG/L | 2026-06-02 | IX TRAIN 2 LEAD VESSEL EFFLUENT / California DDW laboratory results |
| PERFLUOROHEXANE SULFONIC ACID (PFHxS) | < 1.800000000 NG/L | 2026-06-02 | IX TRAIN 3 LAG VESSEL EFFLUENT / California DDW laboratory results |
| PERFLUOROPENTANESULFONIC ACID (PFPES) | < 1.800000000 NG/L | 2026-06-02 | IX TRAIN 3 LEAD VESSEL EFFLUENT / California DDW laboratory results |
| PERFLUORO PFEESA | < 1.600000000 NG/L | 2026-06-02 | IX TRAIN 1 LAG EFFLUENT / 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
1 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 |
|---|---|---|---|---|
| Surface Water Treatment Rule / Treatment Technique (SWTR and GWR) | 1993-06-01 – 1995-11-30 | 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
- California DDW laboratory results — last successful check: 2026-10-18
Administrative contact (EPA filing)
Michalko, Dave: 626-332-8935
An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.