Drinking water quality · 2023
What's in Ojai Water System — Oak View, Ca, CA tap water
12 contaminants were measured in the Ojai Water System — Oak View, Ca, CA water system's 2023 annual report. Each is shown below against its federal limit.
- Reporting year
- 2023
- Contaminants measured
- 12
- 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 2005resolved
Source: EPA SDWIS / ECHO. View the full federal record on EPA ECHO ↗
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | 5.1 mg/LAverageOjai Water System | 10 mg/LMCL | Within the limit |
+By source (2)— Ojai Water System, Casitas Municipal Water System
| |||
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0.3 mg/LAverageOjai Water System | 4 mg/LMCL | Within the limit |
+By source (2)— Ojai Water System, Casitas Municipal Water System
| |||
Disinfectants
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ChlorineA disinfectant added to drinking water to kill bacteria and viruses. | 1.3 mg/LRunning annual avgDistribution System Highest [Raa]/ Locational | None set | Within the limit |
+By source (2)— Distribution System Individual Sample, Distribution System Highest [Raa]/ Locational
| |||
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| CopperA metal that enters water from corroding household plumbing. | 0.4 mg/L90th percentileLevel Detected at | 1.3 mg/LAction level | Within the limit |
+By source (3)— Individual Tap, Number of Samples Collected, Homes above RAL
| |||
| BariumA metal from erosion of natural deposits and industrial discharge. | 0.12 mg/LAverageCasitas Municipal Water System | 2 mg/LMCL | Within the limit |
+By source (2)— Casitas Municipal Water System, Ojai Water System
| |||
| 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 |
| LithiumA naturally occurring element found in some groundwater. | 15 ug/LAverageLake Casitas Treated | None set | Detected — no federal limit |
+By source (2)— Mira Monte Well Treated, Lake Casitas Treated
| |||
Physical & aggregate
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TurbidityA measure of cloudiness from suspended particles in the water. | 0.21 NTUReported levelLake Casitas Treated | None set | Within the limit |
Disinfection byproducts
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter. | 2 ug/LRunning annual avgDistribution System Highest [Raa]/ Locational | None set | Within the limit |
+By source (2)— Distribution System Highest [Raa]/ Locational, Distribution System Individual Sample
| |||
Microbial
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Escherichia coli (E. coli)Escherichia coli — bacteria found in the gut of humans and animals. | 0MaximumDistribution System Highest # Positive Samples | 0MCLG | None detected |
| Total ColiformA group of bacteria used as an indicator of overall water-system sanitation. | 0MaximumDistribution System Highest # Positive Samples | 0MCLG | None detected |
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances. | Not detected pCi/LAverageOjai Water System | 15 pCi/LMCL | Within the limit |
+By source (2)— Ojai Water System, Casitas Municipal Water System
| |||
People also ask about Ojai Water System — Oak View, Ca, CA's water
+Is Ojai Water System — Oak View, Ca, CA tap water safe to drink in 2023?
Every one of the 12 contaminants measured in Ojai Water System — Oak View, 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 Ojai Water System — Oak View, Ca, CA tap water?
12 contaminants were measured in Ojai Water System — Oak View, Ca, CA's 2023 Consumer Confidence Report, spanning metals, inorganic chemicals, and microbial. 8 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 Ojai Water System — Oak View, 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 Ojai Water System — Oak View, 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.