Tap Water Quality Report
Tap water quality in SHREVEPORT, Louisiana
Tap water in SHREVEPORT, Louisiana receives a grade of D (63/100) from TapWaterSafety.org. It's served by SHREVEPORT WATER SYSTEM. The most significant water quality concerns are: Haloacetic acids (HAA9) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline; Haloacetic acids (HAA5) significantly above health guideline; Arsenic detected. Data sources: EPA SDWIS, EPA ECHO, EWG Tap Water Database.
What's in SHREVEPORT's tap water
Top water quality concerns identified by the EPA and Environmental Working Group across the utility serving SHREVEPORT.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 43.7 ppb, 728x above the EWG health guideline of 0.06 ppb.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 52.9 ppb, 353x above the EWG health guideline of 0.15 ppb.
Haloacetic acids (HAA5) significantly above health guideline
Moderate concernHaloacetic acids (HAA5) detected at 24.2 ppb, 242x above the EWG health guideline of 0.1 ppb.
Arsenic detected
Moderate concernArsenic detected at 0.4 ppb.
Recommended filters for SHREVEPORT
Filters matched to the specific contaminants in SHREVEPORT's water supply.
Carbon block (NSF/ANSI 42 + 53)
$40-$750Activated carbon is highly effective for disinfection byproducts like TTHM and HAA5.
Reverse Osmosis
$249-$750Arsenic is most effectively removed by reverse osmosis. Some specialized adsorptive filters also work.
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 SHREVEPORT'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 |
43.7 ppb | 0.06 | — | — | — | — | — | 728× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
52.9 ppb | 0.15 | 80.0 | 100 | — | — | — | 353× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
24.2 ppb | 0.1 | 60.0 | 60 | — | — | — | 242× over |
| Bromodichloromethane Disinfection byproduct |
11.4 ppb | 0.06 | — | — | — | — | — | 191× over |
| Arsenic Heavy metal |
0.4 ppb | 0.004 | 10.0 | 10 | 10 | 0.004 | — | 100× over |
| Chloroform Disinfection byproduct |
36.6 ppb | 0.4 | — | — | — | — | — | 91× over |
| Dichloroacetic acid Disinfection byproduct |
17.4 ppb | 0.2 | — | — | — | — | — | 87× over |
| Dibromoacetic acid Disinfection byproduct |
1.6 ppb | 0.03 | — | — | — | — | — | 53× over |
| Dibromochloromethane Disinfection byproduct |
4.39 ppb | 0.1 | — | — | — | — | — | 44× over |
| Trichloroacetic acid Disinfection byproduct |
3.72 ppb | 0.1 | — | — | — | — | — | 37× over |
| Chromium (hexavalent) Heavy metal |
0.134 ppb | 0.02 | — | — | — | — | — | 6.7× over |
| Chlorate Disinfection byproduct |
671.3 ppb | 210.0 | — | — | — | — | — | 3.2× over |
| Aluminum Heavy metal |
577.5 ppb | 600.0 | — | 200 | — | 600 | — | Fails EU |
| Nitrate and nitrite Inorganic |
0.133 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Bromoform Disinfection byproduct |
0.45 ppb | 0.5 | — | — | — | — | — | Below guideline |
| Atrazine Pesticide/Herbicide |
0.0277 ppb | 0.1 | 3.0 | 0.1 | 100 | 0.15 | — | Below guideline |
| Vanadium Other |
1.25 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
3.24 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
1.5 ppb | 53.0 | — | — | — | — | — | Below guideline |
| Perfluorobutanoic Acid (PFBA) PFAS |
4.83 ppt | 1000.0 | — | — | — | — | — | Below guideline |
| Hexachlorocyclopentadiene Other |
0.008 ppb | 2.0 | 50.0 | — | — | — | — | Below guideline |
| Strontium Radiological |
0.18 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.933 ppm | — | 4.0 | 1.5 | 1.5 | — | — | 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 SHREVEPORT WATER SYSTEM.