Water Quality Report · Updated October 07, 2026
WARD II WATER DISTRICT
WARD II WATER DISTRICT delivers tap water graded B (80/100) by TapWaterSafety.org. The utility serves approximately 73,506 residents in DENHAM SPRINGS, 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 225-665-5188.
Is DENHAM SPRINGS tap water safe to drink?
WARD II WATER DISTRICT delivers tap water that earns a grade of B (80/100) from TapWaterSafety.org — a good rating, with only minor concerns relative to health-based guidelines.
The utility serves 73,506 residents in DENHAM SPRINGS, drawing from groundwater.
Public testing data identifies 11 contaminants in this water above EWG's health-based guidelines, including: Haloacetic acids (HAA9), Total trihalomethanes (TTHMs), Bromodichloromethane, Haloacetic acids (HAA5), Dibromoacetic acid, Arsenic, Dibromochloromethane, Trichloroacetic acid, Chloroform, Dichloroacetic acid, Radium, combined (-226 and -228). 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.
EPA compliance record
Official U.S. EPA records for WARD II WATER DISTRICT (system ID LA1063039) 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.
Quick actions for DENHAM SPRINGS residents
Top concerns in this water
Based on the most recent EPA and EWG data, these are the most significant water quality issues for WARD II WATER DISTRICT.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 9.64 ppb, 161x above the EWG health guideline of 0.06 ppb.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 11.1 ppb, 74x above the EWG health guideline of 0.15 ppb.
Bromodichloromethane significantly above health guideline
Moderate concernBromodichloromethane detected at 3.15 ppb, 53x above the EWG health guideline of 0.06 ppb.
Arsenic detected
Moderate concernArsenic detected at 0.11 ppb.
Contact WARD II 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 DENHAM SPRINGS
Filters matched to the specific contaminants in this 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.
Score breakdown
This utility's overall score of 80/100 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 |
9.64 ppb | 0.06 | — | — | — | — | — | 161× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
11.1 ppb | 0.15 | 80.0 | 100 | — | — | — | 74× over |
| Bromodichloromethane Disinfection byproduct |
3.15 ppb | 0.06 | — | — | — | — | — | 53× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
5.27 ppb | 0.1 | 60.0 | 60 | — | — | — | 53× over |
| Dibromoacetic acid Disinfection byproduct |
0.947 ppb | 0.03 | — | — | — | — | — | 32× over |
| Arsenic Heavy metal |
0.11 ppb | 0.004 | 10.0 | 10 | 10 | 0.004 | — | 28× over |
| Dibromochloromethane Disinfection byproduct |
2.13 ppb | 0.1 | — | — | — | — | — | 21× over |
| Trichloroacetic acid Disinfection byproduct |
1.46 ppb | 0.1 | — | — | — | — | — | 15× over |
| Chloroform Disinfection byproduct |
5.55 ppb | 0.4 | — | — | — | — | — | 14× over |
| Dichloroacetic acid Disinfection byproduct |
2.15 ppb | 0.2 | — | — | — | — | — | 11× over |
| Radium, combined (-226 and -228) Radiological |
0.13 pCi/L | 0.05 | 5.0 | — | — | — | — | 2.7× over |
| Bromoform Disinfection byproduct |
0.237 ppb | 0.5 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
26.1 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Uranium Radiological |
0.06 pCi/L | 0.43 | 20.0 | 30 | 30 | 0.43 | — | Below guideline |
| Chromium (hexavalent) Heavy metal |
0.00178 ppb | 0.02 | — | — | — | — | — | Below guideline |
| Nitrate and nitrite Inorganic |
0.0118 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Monobromoacetic acid Disinfection byproduct |
0.717 ppb | 25.0 | — | — | — | — | — | Below guideline |
| Aluminum Heavy metal |
9.0 ppb | 600.0 | — | 200 | — | 600 | — | Below guideline |
| Molybdenum Other |
0.245 ppb | 40.0 | — | — | — | — | — | Below guideline |
| Strontium Radiological |
0.00835 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| 1-Butanol Other |
0.08 ppb | — | — | — | — | — | — | Below guideline |
| 2-propen-1-ol Other |
0.0367 ppb | — | — | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.185 ppm | — | 4.0 | 1.5 | 1.5 | — | — | Below guideline |
| Germanium Other |
0.373 ppb | — | — | — | — | — | — | Below guideline |
| Lithium Other |
12.2 ppb | — | — | — | — | — | — | Below guideline |
| Quinoline Other |
0.001 ppb | — | — | — | — | — | — | Below guideline |
| Silver Other |
0.9 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.
WARD II WATER DISTRICT service area
This water system serves 1 community in Livingston Parish County, Louisiana. Click any city for its dedicated tap water quality page.
Find the right filter for DENHAM SPRINGS water
Browse filter categories by water-quality concern. Each option below is NSF-certified for the matched contaminant type.