Tap Water Quality Report
Tap water quality in Bremerton, Washington
Tap water in Bremerton, Washington receives a grade of C (71/100) from TapWaterSafety.org. It's served by BREMERTON CITY OF. 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 Bremerton's tap water
Top water quality concerns identified by the EPA and Environmental Working Group across the utility serving Bremerton.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 35.4 ppb, 591x 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 45.4 ppb, 303x above the EWG health guideline of 0.15 ppb.
Arsenic detected
Moderate concernArsenic detected at 0.333 ppb.
EPA compliance record
Official U.S. EPA records for BREMERTON CITY OF (system ID WA5308200) 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 Bremerton
Filters matched to the specific contaminants in Bremerton'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 Bremerton'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 |
35.4 ppb | 0.06 | — | — | — | — | — | 591× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
35.0 ppb | 0.1 | 60.0 | 60 | — | — | — | 350× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
45.4 ppb | 0.15 | 80.0 | 100 | — | — | — | 303× over |
| Trichloroacetic acid Disinfection byproduct |
23.6 ppb | 0.1 | — | — | — | — | — | 236× over |
| Chloroform Disinfection byproduct |
40.7 ppb | 0.4 | — | — | — | — | — | 102× over |
| Arsenic Heavy metal |
0.333 ppb | 0.004 | 10.0 | 10 | 10 | 0.004 | — | 83× over |
| Dichloroacetic acid Disinfection byproduct |
11.0 ppb | 0.2 | — | — | — | — | — | 55× over |
| Bromodichloromethane Disinfection byproduct |
3.19 ppb | 0.06 | — | — | — | — | — | 53× over |
| Chromium (hexavalent) Heavy metal |
0.492 ppb | 0.02 | — | — | — | — | — | 25× over |
| Bromochloroacetic acid Disinfection byproduct |
0.24 ppb | 0.02 | — | — | — | — | — | 12× over |
| Dibromochloromethane Disinfection byproduct |
0.553 ppb | 0.1 | — | — | — | — | — | 5.5× over |
| Nitrate and nitrite Inorganic |
0.146 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 1.0× over |
| Nitrate Inorganic |
0.126 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Chlorate Disinfection byproduct |
104.1 ppb | 210.0 | — | — | — | — | — | Below guideline |
| Dibromoacetic acid Disinfection byproduct |
0.00917 ppb | 0.03 | — | — | — | — | — | Below guideline |
| Bromoform Disinfection byproduct |
0.115 ppb | 0.5 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
17.3 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Vanadium Other |
0.789 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
0.057 ppb | 53.0 | — | — | — | — | — | Below guideline |
| Perfluorobutane sulfonate (PFBS) PFAS |
0.536 ppt | 2000.0 | — | — | — | — | — | Below guideline |
| Strontium Radiological |
0.0391 ppb | 1500.0 | — | — | — | — | — | 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 BREMERTON CITY OF.