Water Quality Report · Updated May 12, 2026
TANGIPAHOA PARISH WATER DISTRICT
TANGIPAHOA PARISH WATER DISTRICT delivers tap water graded B (77/100) by TapWaterSafety.org. The utility serves approximately 72,504 residents in NATALBANY, Louisiana using groundwater. The most significant water quality concerns are: Haloacetic acids (HAA9) significantly above health guideline; Arsenic significantly above health guideline. For questions, the utility can be reached at 985-345-6457.
Is NATALBANY tap water safe to drink?
TANGIPAHOA PARISH WATER DISTRICT delivers tap water that earns a grade of B (77/100) from TapWaterSafety.org — a good rating, with only minor concerns relative to health-based guidelines.
The utility serves 72,504 residents in NATALBANY, drawing from groundwater.
Public testing data identifies 8 contaminants in this water above EWG's health-based guidelines, including: Haloacetic acids (HAA9), Arsenic, Haloacetic acids (HAA5), Total trihalomethanes (TTHMs), Chromium (hexavalent), Dichloroacetic acid, Radium, combined (-226 and -228), Chloroform. 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 NATALBANY residents
Top concerns in this water
Based on the most recent EPA and EWG data, these are the most significant water quality issues for TANGIPAHOA PARISH WATER DISTRICT.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 4.31 ppb, 72x above the EWG health guideline of 0.06 ppb.
Arsenic significantly above health guideline
Moderate concernArsenic detected at 0.243 ppb, 61x above the EWG health guideline of 0.004 ppb.
Contact TANGIPAHOA PARISH WATER DISTRICT
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 NATALBANY
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 77/100 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 |
4.31 ppb | 0.06 | — | — | — | — | — | 72× over |
| Arsenic Heavy metal |
0.243 ppb | 0.004 | 10.0 | 10 | 10 | 0.004 | — | 61× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
0.952 ppb | 0.1 | 60.0 | 60 | — | — | — | 9.5× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
0.76 ppb | 0.15 | 80.0 | 100 | — | — | — | 5.1× over |
| Chromium (hexavalent) Heavy metal |
0.0952 ppb | 0.02 | — | — | — | — | — | 4.8× over |
| Dichloroacetic acid Disinfection byproduct |
0.885 ppb | 0.2 | — | — | — | — | — | 4.4× over |
| Radium, combined (-226 and -228) Radiological |
0.15 pCi/L | 0.05 | 5.0 | — | — | — | — | 2.9× over |
| Chloroform Disinfection byproduct |
0.76 ppb | 0.4 | — | — | — | — | — | 1.9× over |
| Trichloroacetic acid Disinfection byproduct |
0.0633 ppb | 0.1 | — | — | — | — | — | Below guideline |
| Nitrate and nitrite Inorganic |
0.0632 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Manganese Heavy metal |
15.1 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Molybdenum Other |
1.29 ppb | 40.0 | — | — | — | — | — | Below guideline |
| Pentachlorophenol Other |
0.00531 ppb | 0.3 | 1.0 | — | — | — | — | Below guideline |
| Aluminum Heavy metal |
10.0 ppb | 600.0 | — | 200 | — | 600 | — | Below guideline |
| Vanadium Other |
0.0693 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Strontium Radiological |
0.0232 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| 2-propen-1-ol Other |
0.108 ppb | — | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.28 ppm | — | 4.0 | 1.5 | 1.5 | — | — | Below guideline |
| Germanium Other |
0.0845 ppb | — | — | — | — | — | — | Below guideline |
| Lithium Other |
14.8 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.
TANGIPAHOA PARISH WATER DISTRICT service area
This water system serves 1 community in Tangipahoa Parish County, Louisiana. Click any city for its dedicated tap water quality page.
Find the right filter for NATALBANY water
Browse filter categories by water-quality concern. Each option below is NSF-certified for the matched contaminant type.