Drinking water quality · 2023
What's in Marygold Mwc — Bloomington, Ca, CA tap water
19 contaminants were measured in the Marygold Mwc — Bloomington, Ca, CA water system's 2023 annual report. Each is shown below against its federal limit.
- Reporting year
- 2023
- Contaminants measured
- 19
- Over federal limit
- 0
- Approaching the limit
- 0
- Service area
- CA
Compliance history
Federal Safe Drinking Water Act violation & enforcement records (EPA SDWIS). A violation is a regulatory determination by the state or EPA — separate from the measured levels above.
- Maximum contaminant level exceededHealth-based1 violation on record · most recent Sep 2014resolved
Source: EPA SDWIS / ECHO. View the full federal record on EPA ECHO ↗
Disinfection byproducts
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TTHMTotal trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter. | 0–46.4 ug/LRangeWest Valley Water District | None set | Within the limit |
+By source (2)— West Valley Water District, Marygold Mutual Water Company
| |||
| HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter. | 0–16.6 ug/LRangeWest Valley Water District | None set | Within the limit |
+By source (2)— West Valley Water District, Marygold Mutual Water Company
| |||
| BromodichloromethaneA trihalomethane disinfection byproduct. | 1.8 ug/LReported levelMarygold Mutual Water Company | None set | Detected — no federal limit |
| ChloroformA trihalomethane formed when chlorine reacts with organic matter in water. | 2.2 ug/LReported levelMarygold Mutual Water Company | None set | Detected — no federal limit |
| DibromochloromethaneA trihalomethane disinfection byproduct. | 1.5 ug/LReported levelMarygold Mutual Water Company | None set | Detected — no federal limit |
Disinfectants
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ChlorineA disinfectant added to drinking water to kill bacteria and viruses. | 0.33–2.14 mg/LRangeWest Valley Water District | None set | Within the limit |
+By source (2)— West Valley Water District, Marygold Mutual Water Company
| |||
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | 4–5.3 mg/LRangeMarygold Mutual Water Company | 10 mg/LMCL | Within the limit |
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0.21 mg/LReported levelMarygold Mutual Water Company | 4 mg/LMCL | Within the limit |
| Dibromoacetic acidA brominated haloacetic acid disinfection byproduct. | 1.8 ug/LReported levelMarygold Mutual Water Company | None set | Within the limit |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| CopperA metal that enters water from corroding household plumbing. | 0.18 mg/L90th percentileWest Valley Water District | 1.3 mg/LAction level | Within the limit |
+By source (2)— West Valley Water District, Marygold Mutual Water Company
| |||
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | 0.0 mg/L90th percentileAt the tap | 0.015 mg/LAction level | None detected |
| CalciumA naturally occurring mineral that contributes to water hardness. | 18–82 mg/LRangeWest Valley Water District | None set | Detected — no federal limit |
+By source (2)— West Valley Water District, Marygold Mutual Water Company
| |||
| PotassiumA naturally occurring mineral from rock and soil. | 1.6 mg/LReported levelMarygold Mutual Water Company | None set | Detected — no federal limit |
| SodiumA naturally occurring salt component. | 18 mg/LReported levelMarygold Mutual Water Company | None set | Detected — no federal limit |
| Vanadium | 6.2 ug/LReported levelMarygold Mutual Water Company | None set | Detected — no federal limit |
Physical & aggregate
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| AlkalinityA measure of the water's capacity to neutralize acids. | 120–200 mg/LRangeWest Valley Water District | None set | Detected — no federal limit |
+By source (2)— West Valley Water District, Marygold Mutual Water Company
| |||
| Bicarbonate | 190 mg/LReported levelMarygold Mutual Water Company | None set | Detected — no federal limit |
| HardnessA measure of dissolved calcium and magnesium minerals. | 150 mg/LReported levelMarygold Mutual Water Company | None set | Detected — no federal limit |
| pHA measure of how acidic or basic the water is. | 8.1Reported levelMarygold Mutual Water Company | None set | Detected — no federal limit |
+By source (2)— Marygold Mutual Water Company, West Valley Water District
| |||
People also ask about Marygold Mwc — Bloomington, Ca, CA's water
+Is Marygold Mwc — Bloomington, Ca, CA tap water safe to drink in 2023?
Every one of the 19 contaminants measured in Marygold Mwc — Bloomington, Ca, CA's 2023 Consumer Confidence Report is below its federal limit. "Safe" under the EPA's drinking-water standards is health-based, not aesthetic — but by those standards, no measured contaminant in this report exceeds its enforceable threshold. Individual health concerns (e.g. immunocompromised, infant, pregnancy) may warrant additional filtering regardless of compliance.
+What contaminants are in Marygold Mwc — Bloomington, Ca, CA tap water?
19 contaminants were measured in Marygold Mwc — Bloomington, Ca, CA's 2023 Consumer Confidence Report, spanning metals, disinfection byproducts, and physical & aggregate. 4 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.
+Where does the data on this page come from?
Every value is transcribed from Marygold Mwc — Bloomington, Ca, CA's 2023 Consumer Confidence Report — the annual drinking-water report every U.S. public water utility is required by federal law to publish. The original source document is archived and viewable on this site. A water-quality report covers an entire service area, not a single address.
+How often is Marygold Mwc — Bloomington, Ca, CA's water quality data updated?
Each U.S. public water utility publishes one Consumer Confidence Report per year, covering the prior calendar year's measurements. This page reflects the 2023 report; a new report will replace it once the utility publishes its next annual update.