Water Quality Report · Updated May 12, 2026
CITY OF ALEXANDRIA WATER SYSTEM
CITY OF ALEXANDRIA WATER SYSTEM delivers tap water graded C (68/100) by TapWaterSafety.org. The utility serves approximately 66,798 residents in ALEXANDRIA, Louisiana using groundwater. The most significant water quality concerns are: Haloacetic acids (HAA9) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline; Bromodichloromethane significantly above health guideline; Arsenic detected. For questions, the utility can be reached at 318-449-5000.
Is ALEXANDRIA tap water safe to drink?
CITY OF ALEXANDRIA WATER SYSTEM delivers tap water that earns a grade of C (68/100) from TapWaterSafety.org — an average rating, with several contaminants above health guidelines but generally compliant with US legal limits.
The utility serves 66,798 residents in ALEXANDRIA, drawing from groundwater.
Public testing data identifies 13 contaminants in this water above EWG's health-based guidelines, including: Haloacetic acids (HAA9), Total trihalomethanes (TTHMs), Bromodichloromethane, Arsenic, Haloacetic acids (HAA5), Dibromochloromethane, Dibromoacetic acid, Trichloroacetic acid, Chloroform, Dichloroacetic acid, Radium, combined (-226 and -228), Bromoform, Chromium (hexavalent). For most residents, a properly certified home filter at the kitchen tap is the most cost-effective way to reduce exposure to whatever's in your water. See our filter recommendations below, matched specifically to this utility's contaminant profile.
Quick actions for ALEXANDRIA residents
Top concerns in this water
Based on the most recent EPA and EWG data, these are the most significant water quality issues for CITY OF ALEXANDRIA WATER SYSTEM.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 13.5 ppb, 224x above the EWG health guideline of 0.06 ppb.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 21.5 ppb, 143x above the EWG health guideline of 0.15 ppb.
Bromodichloromethane significantly above health guideline
Moderate concernBromodichloromethane detected at 7.05 ppb, 118x above the EWG health guideline of 0.06 ppb.
Arsenic detected
Moderate concernArsenic detected at 0.427 ppb.
Contact CITY OF ALEXANDRIA WATER SYSTEM
Reach the utility directly for service issues, water quality concerns, or to request your Consumer Confidence Report.
General Contact
Treatment Plant
Recommended water filters for ALEXANDRIA
Filters matched to the specific contaminants in this 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.
Score breakdown
This utility's overall score of 68/100 breaks down across five weighted components. Read the full methodology →
Contaminants detected — international standards comparison
Every contaminant detected, compared side-by-side against US EPA legal limits, the EU Drinking Water Directive (2020/2184), WHO Guidelines, and California's Public Health Goal (the strictest US benchmark). 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 |
13.5 ppb | 0.06 | — | — | — | — | — | 224× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
21.5 ppb | 0.15 | 80.0 | 100 | — | — | — | 143× over |
| Bromodichloromethane Disinfection byproduct |
7.05 ppb | 0.06 | — | — | — | — | — | 118× over |
| Arsenic Heavy metal |
0.427 ppb | 0.004 | 10.0 | 10 | 10 | 0.004 | — | 107× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
8.55 ppb | 0.1 | 60.0 | 60 | — | — | — | 86× over |
| Dibromochloromethane Disinfection byproduct |
7.33 ppb | 0.1 | — | — | — | — | — | 73× over |
| Dibromoacetic acid Disinfection byproduct |
1.78 ppb | 0.03 | — | — | — | — | — | 59× over |
| Trichloroacetic acid Disinfection byproduct |
3.27 ppb | 0.1 | — | — | — | — | — | 33× over |
| Chloroform Disinfection byproduct |
5.63 ppb | 0.4 | — | — | — | — | — | 14× over |
| Dichloroacetic acid Disinfection byproduct |
2.73 ppb | 0.2 | — | — | — | — | — | 14× over |
| Radium, combined (-226 and -228) Radiological |
0.18 pCi/L | 0.05 | 5.0 | — | — | — | — | 3.7× over |
| Bromoform Disinfection byproduct |
1.47 ppb | 0.5 | — | — | — | — | — | 2.9× over |
| Chromium (hexavalent) Heavy metal |
0.0508 ppb | 0.02 | — | — | — | — | — | 2.5× over |
| Nitrate and nitrite Inorganic |
0.0381 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Manganese Heavy metal |
12.2 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| 1,2-Dichloroethane Volatile organic compound |
0.0423 ppb | 0.4 | 5.0 | — | — | — | — | Below guideline |
| Molybdenum Other |
2.8 ppb | 40.0 | — | — | — | — | — | Below guideline |
| Antimony Heavy metal |
0.0538 ppb | 1.0 | 6.0 | 10 | 20 | 1 | — | Below guideline |
| Monobromoacetic acid Disinfection byproduct |
0.767 ppb | 25.0 | — | — | — | — | — | Below guideline |
| Aluminum Heavy metal |
6.15 ppb | 600.0 | — | 200 | — | 600 | — | Below guideline |
| Dichloromethane (methylene chloride) Volatile organic compound |
0.0271 ppb | 4.0 | 5.0 | — | — | — | — | Below guideline |
| Diquat Pesticide/Herbicide |
0.005 ppb | 6.0 | 20.0 | — | — | — | — | Below guideline |
| Toluene Volatile organic compound |
0.00904 ppb | 150.0 | 1000.0 | — | — | — | — | Below guideline |
| Strontium Radiological |
0.0306 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Alachlor (Lasso) Pesticide/Herbicide |
0.000692 ppb | — | 2.0 | — | — | — | — | Below guideline |
| Dalapon Pesticide/Herbicide |
0.0119 ppb | — | 200.0 | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.969 ppm | — | 4.0 | 1.5 | 1.5 | — | — | Below guideline |
| Germanium Other |
3.41 ppb | — | — | — | — | — | — | Below guideline |
| Lithium Other |
31.0 ppb | — | — | — | — | — | — | 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 (4th ed.), California OEHHA PHGs, EWG Tap Water Database.
CITY OF ALEXANDRIA WATER SYSTEM service area
This water system serves 1 community in Rapides Parish County, Louisiana. Click any city for its dedicated tap water quality page.
Find the right filter for ALEXANDRIA water
Browse filter categories by water-quality concern. Each option below is NSF-certified for the matched contaminant type.