Drinking water quality · 2023
· Verified
What's in Montecito Water Dist — Santa Barbara, Ca, CA tap water
56 contaminants were measured in the Montecito Water Dist — Santa Barbara, Ca, CA water system's 2023 annual report. Each is shown below against its federal limit.
- Reporting year
- 2023
- Contaminants measured
- 56
- 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.
- Treatment technique violationHealth-based2 violations on record · most recent Mar 1997resolved
- Maximum contaminant level exceededHealth-based1 violation on record · most recent Apr 2015resolved
Source: EPA SDWIS / ECHO. View the full federal record on EPA ECHO ↗
Disinfection byproducts
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter. | 39.95 ug/LAverageJameson Lake | None set | Within the limit |
+By source (3)— Cachuma Lake, Jameson Lake, Distribution System
| |||
| TTHMTotal trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter. | 32.8 ug/LAverageDistribution System | None set | Within the limit |
| BromateA disinfection byproduct formed when bromide-containing water is treated with ozone. | 3 ug/LAverageCachuma Lake | None set | Within the limit |
| Bromodichloroacetic acidA brominated haloacetic acid disinfection byproduct. | 3.5 ug/LAverageCachuma Lake | None set | Detected — no federal limit |
+By source (2)— Cachuma Lake, Jameson Lake
| |||
| PerchlorateA chemical used in rocket fuel and fireworks that can also form during disinfection. | 0.7 ug/LAverageGround Water | None set | Detected — no federal limit |
+By source (3)— Ground Water, Jameson Lake, Cachuma Lake
| |||
Physical & aggregate
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TurbidityA measure of cloudiness from suspended particles in the water. | 0.43 NTUAverageGround Water | None set | Within the limit |
+By source (3)— Ground Water, Jameson Lake, Cachuma Lake
| |||
| TOCTotal organic carbon — a measure of organic material dissolved in the water. | 1.69 mg/LAverageCachuma Lake | None set | Detected — no federal limit |
+By source (2)— Cachuma Lake, Jameson Lake
| |||
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| CopperA metal that enters water from corroding household plumbing. | 470 ug/L90th percentileAt the tap | None set | Within the limit |
| Chromium, TotalTotal chromium — the sum of all chromium forms, from natural deposits and industrial discharge. | 26 ug/LAverageGround Water | None set | Within the limit |
+By source (2)— Ground Water, Jameson Lake
| |||
| SeleniumA trace element from natural deposits and industrial discharge. | 4 ug/LAverageGround Water | None set | Within the limit |
+By source (3)— Ground Water, Cachuma Lake, Jameson Lake
| |||
| BariumA metal from erosion of natural deposits and industrial discharge. | 0.08 mg/LAverageGround Water | 2 mg/LMCL | Within the limit |
+By source (2)— Ground Water, Jameson Lake
| |||
| MercuryA toxic metal from erosion of natural deposits and industrial runoff. | 0.05 ug/LAverageGround Water | None set | Within the limit |
+By source (3)— Ground Water, Jameson Lake, Cachuma Lake
| |||
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | 0 mg/L90th percentileAt the tap | 0.015 mg/LAction level | None detected |
| Chromium, HexavalentHexavalent chromium ('chromium-6') — the more toxic form of chromium. | 0.025 ug/LAverageCachuma Lake | None set | Detected — no federal limit |
+By source (3)— Cachuma Lake, Jameson Lake, Ground Water
| |||
| LithiumA naturally occurring element found in some groundwater. | 32.6 ug/LAverageJameson Lake | None set | Detected — no federal limit |
+By source (3)— Cachuma Lake, Ground Water, Jameson Lake
| |||
| NickelA metal from natural deposits and industrial discharge. | 0.33 ug/LAverageGround Water | None set | Detected — no federal limit |
+By source (3)— Ground Water, Jameson Lake, Cachuma Lake
| |||
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Trichloroacetic acidA haloacetic acid disinfection byproduct. | 18.41 ug/LAverageJameson Lake | None set | Within the limit |
+By source (2)— Jameson Lake, Cachuma Lake
| |||
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | 2.7 mg/LAverageGround Water | 10 mg/LMCL | Within the limit |
+By source (3)— Ground Water, Cachuma Lake, Jameson Lake
| |||
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0.9 mg/LAverageGround Water | 4 mg/LMCL | Within the limit |
+By source (3)— Ground Water, Cachuma Lake, Jameson Lake
| |||
| Dichloroacetic acidA haloacetic acid disinfection byproduct. | 12.34 ug/LAverageJameson Lake | None set | Within the limit |
+By source (2)— Jameson Lake, Cachuma Lake
| |||
| Bromochloroacetic acidA mixed-halogen haloacetic acid disinfection byproduct. | 3.9 ug/LAverageCachuma Lake | None set | Within the limit |
+By source (2)— Cachuma Lake, Jameson Lake
| |||
| Dibromoacetic acidA brominated haloacetic acid disinfection byproduct. | 2.3 ug/LAverageCachuma Lake | None set | Within the limit |
+By source (2)— Cachuma Lake, Jameson Lake
| |||
| Monobromoacetic acidA brominated haloacetic acid disinfection byproduct. | 2.3 ug/LAverageCachuma Lake | None set | Within the limit |
+By source (2)— Cachuma Lake, Jameson Lake
| |||
| Chlorodibromoacetic acidA brominated haloacetic acid disinfection byproduct. | 2.2 ug/LAverageCachuma Lake | None set | Within the limit |
+By source (2)— Cachuma Lake, Jameson Lake
| |||
Other
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Chlorine Free | 0.88 mg/LAverageDistribution System | None set | Within the limit |
| Mcaa | 2.3 ug/LAverageCachuma Lake | None set | Detected — no federal limit |
+By source (2)— Cachuma Lake, Jameson Lake
| |||
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances. | 3.01 pCi/LAverageJameson Lake | 15 pCi/LMCL | Within the limit |
+By source (2)— Ground Water, Jameson Lake
| |||
| UraniumA naturally occurring radioactive metal from erosion of natural deposits. | 0.76 pCi/LAverageCachuma Lake | 20 pCi/LMCL | Detected — no federal limit |
VOCs & pesticides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| AtrazineA widely used agricultural herbicide that reaches water through runoff. | 0.056 ug/LAverageGround Water | None set | Within the limit |
+By source (3)— Ground Water, Jameson Lake, Cachuma Lake
| |||
| Simazine | 0.059 ug/LAverageGround Water | None set | Within the limit |
+By source (3)— Ground Water, Jameson Lake, Cachuma Lake
| |||
Microbial
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Escherichia coli (E. coli)Escherichia coli — bacteria found in the gut of humans and animals. | 0 %AverageDistribution System | None set | None detected |
PFAS ("forever chemicals")
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid, a chlorinated PFAS compound. | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA)ADONA, a newer-generation PFAS replacement compound. | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid, a chlorinated PFAS compound. | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Hexafluoropropylene oxide dimer acidHFPO-DA ('GenX chemicals'), a newer-generation PFAS replacement compound. | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)N-ethyl perfluorooctanesulfonamidoacetic acid, a PFAS-related compound. | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)N-methyl perfluorooctanesulfonamidoacetic acid, a PFAS-related compound. | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Nonafluoro-3,6-dioxaheptanoic acidNonafluoro-3,6-dioxaheptanoic acid, a PFAS-related compound. | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Perfluoro-3-methoxypropanoic acid (PFMPA)Perfluoro-3-methoxypropanoic acid, a PFAS-related compound. | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Perfluoro-4-methoxybutanoic acid (PFMBA)Perfluoro-4-methoxybutanoic acid, a PFAS-related compound. | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Perfluorobutanesulfonic acidPerfluorobutanesulfonic acid, a shorter-chain PFAS 'forever chemical.' | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Perfluorodecanoic acid (PFDA)Perfluorodecanoic acid, a longer-chain PFAS 'forever chemical.' | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Perfluorododecanoic acid (PFDoA)Perfluorododecanoic acid, a longer-chain PFAS 'forever chemical.' | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Perfluoroheptanesulfonic acid (PFHpS)Perfluoroheptanesulfonic acid, a PFAS 'forever chemical.' | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Perfluoroheptanoic acidPerfluoroheptanoic acid, a PFAS 'forever chemical.' | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Perfluorohexanesulfonic acidPerfluorohexanesulfonic acid, a PFAS 'forever chemical.' | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Perfluorohexanoic acidPerfluorohexanoic acid, a shorter-chain PFAS 'forever chemical.' | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Perfluorononanoic acidPerfluorononanoic acid, a PFAS 'forever chemical.' | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Perfluoropentanesulfonic acid (PFPeS)Perfluoropentanesulfonic acid, a PFAS 'forever chemical.' | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Perfluoropentanoic acidPerfluoropentanoic acid, a shorter-chain PFAS 'forever chemical.' | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Perfluorotetradecanoic acid (PFTeDA)Perfluorotetradecanoic acid, a longer-chain PFAS 'forever chemical.' | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Perfluorotridecanoic acid (PFTrDA)Perfluorotridecanoic acid, a longer-chain PFAS 'forever chemical.' | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| Perfluoroundecanoic acid (PFUnA)Perfluoroundecanoic acid, a longer-chain PFAS 'forever chemical.' | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| PFBAPerfluorobutanoic acid, a shorter-chain PFAS 'forever chemical.' | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| PFOAPerfluorooctanoic acid, a PFAS 'forever chemical' once used in nonstick and stain-resistant products. | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
| PFOSPerfluorooctanesulfonic acid, a PFAS 'forever chemical' once used in firefighting foam and coatings. | Not detected ug/LAverageJameson Lake | None set | None detected |
+By source (3)— Jameson Lake, Ground Water, Cachuma Lake
| |||
People also ask about Montecito Water Dist — Santa Barbara, Ca, CA's water
+Is Montecito Water Dist — Santa Barbara, Ca, CA tap water safe to drink in 2023?
Every one of the 56 contaminants measured in Montecito Water Dist — Santa Barbara, 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 Montecito Water Dist — Santa Barbara, Ca, CA tap water?
56 contaminants were measured in Montecito Water Dist — Santa Barbara, Ca, CA's 2023 Consumer Confidence Report, spanning pfas ("forever chemicals"), metals, and inorganic chemicals. 6 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 Montecito Water Dist — Santa Barbara, 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 Montecito Water Dist — Santa Barbara, 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.