Tap Water Quality Report
Tap water quality in CITRUS HEIGHTS, California
Tap water in CITRUS HEIGHTS, California receives a grade of D (69/100) from TapWaterSafety.org. It's served by CITRUS HEIGHTS WATER DISTRICT. The most significant water quality concerns are: Haloacetic acids (HAA9) significantly above health guideline; Haloacetic acids (HAA5) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline; Arsenic detected. Data sources: EPA SDWIS, EPA ECHO, EWG Tap Water Database.
What's in CITRUS HEIGHTS's tap water
Top water quality concerns identified by the EPA and Environmental Working Group across the utility serving CITRUS HEIGHTS.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 27.5 ppb, 458x above the EWG health guideline of 0.06 ppb.
Haloacetic acids (HAA5) significantly above health guideline
Moderate concernHaloacetic acids (HAA5) detected at 35.0 ppb, 350x above the EWG health guideline of 0.1 ppb.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 43.0 ppb, 287x above the EWG health guideline of 0.15 ppb.
Arsenic detected
Moderate concernArsenic detected at 0.525 ppb.
EPA compliance record
Official U.S. EPA records for CITRUS HEIGHTS WATER DISTRICT (system ID CA3410006) for the last 3 years. Checked 2026-10-07.
Source: U.S. EPA Enforcement and Compliance History Online (ECHO), from the Safe Drinking Water Information System. See EPA's full report.
Recommended filters for CITRUS HEIGHTS
Filters matched to the specific contaminants in CITRUS HEIGHTS's water supply.
Carbon filter certified for VOCs (NSF/ANSI 53)
$180-$599Activated carbon is effective for disinfection byproducts. Look for NSF/ANSI 53 VOC reduction.
Reverse osmosis certified for arsenic (NSF/ANSI 58)
$429-$599Reverse osmosis certified under NSF/ANSI 58 for arsenic is the most reliable home option.
Disclosure: TapWaterSafety earns a commission from purchases made through these links. This does not influence our scoring methodology or filter selection.
All contaminants detected in CITRUS HEIGHTS's tap water
Every contaminant identified, compared side-by-side against US EPA legal limits, the EU Drinking Water Directive (2020/2184), WHO Guidelines, and California's Public Health Goal. Why we show multiple standards →
| Contaminant | Detected | EWG US health-based |
EPA US legal |
EU DWD Europe |
WHO global |
CA PHG strictest US |
Tested sample year |
Status |
|---|---|---|---|---|---|---|---|---|
| Haloacetic acids (HAA9) Disinfection byproduct |
27.5 ppb | 0.06 | — | — | — | — | — | 458× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
35.0 ppb | 0.1 | 60.0 | 60 | — | — | — | 350× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
43.0 ppb | 0.15 | 80.0 | 100 | — | — | — | 287× over |
| Trichloroacetic acid* Disinfection byproduct |
22.1 ppb | 0.1 | — | — | — | — | — | 221× over |
| Arsenic Heavy metal |
0.525 ppb | 0.004 | 10.0 | 10 | 10 | 0.004 | — | 131× over |
| Chloroform* Disinfection byproduct |
52.0 ppb | 0.4 | — | — | — | — | — | 130× over |
| Chromium (hexavalent) Heavy metal |
1.37 ppb | 0.02 | — | — | — | — | — | 69× over |
| Dichloroacetic acid* Disinfection byproduct |
10.5 ppb | 0.2 | — | — | — | — | — | 52× over |
| Bromodichloromethane* Disinfection byproduct |
2.73 ppb | 0.06 | — | — | — | — | — | 46× over |
| Nitrate and nitrite Inorganic |
2.48 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 18× over |
| Nitrate Inorganic |
2.27 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 16× over |
| Uranium Radiological |
0.7 pCi/L | 0.43 | 20.0 | 30 | 30 | 0.43 | — | 1.6× over |
| Perchlorate Disinfection byproduct |
0.78 ppb | 1.0 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
73.8 ppb | 100.0 | — | 50 | 80 | — | — | Fails EU |
| Vanadium Other |
5.33 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Barium Heavy metal |
99.0 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Chlorate Disinfection byproduct |
10.7 ppb | 210.0 | — | — | — | — | — | Below guideline |
| 1,4-Dioxane Semi-volatile organic compound |
0.00614 ppb | 0.35 | — | — | 50 | 1 | — | Below guideline |
| Strontium Radiological |
0.186 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| 4-Androstene-3,17-dione Other |
0.028 ppt | — | — | — | — | — | — | Below guideline |
| Chlorodifluoromethane Other |
0.00786 ppb | — | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.0975 ppm | — | 4.0 | 1.5 | 1.5 | — | — | Below guideline |
| Lithium Other |
6.67 ppb | — | — | — | — | — | — | Below guideline |
| Testosterone Other |
0.009 ppt | — | — | — | — | — | — | Below guideline |
All values in the unit of the detected level. Red cells indicate the detected level exceeds that standard. Some contaminants have limits in some jurisdictions but not others (shown as —). The "Tested" column shows the year each contaminant sample was collected.
Sources: US EPA, EU Drinking Water Directive 2020/2184, WHO Guidelines, California OEHHA PHGs, EWG Tap Water Database.
Treatment plant contact info
For service issues, water quality concerns, or to request a Consumer Confidence Report from CITRUS HEIGHTS WATER DISTRICT.