Water Quality Report · Updated May 12, 2026
NEWARK WATER DEPARTMENT
NEWARK WATER DEPARTMENT delivers tap water graded D (57/100) by TapWaterSafety.org. The utility serves approximately 294,274 residents in HILLSIDE TWP.-2007, New Jersey using surface water. The most significant water quality concerns are: PFAS contamination; Haloacetic acids (HAA9) significantly above health guideline; Haloacetic acids (HAA5) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline. For questions, the utility can be reached at 973-733-6303.
Is HILLSIDE TWP.-2007 tap water safe to drink?
NEWARK WATER DEPARTMENT delivers tap water that earns a grade of D (57/100) from TapWaterSafety.org — a below-average rating, with multiple concerns including pfas contamination.
The utility serves 294,274 residents in HILLSIDE TWP.-2007 and 5 other communities, drawing from surface water.
Public testing data identifies 12 contaminants in this water above EWG's health-based guidelines, including: Haloacetic acids (HAA9), Haloacetic acids (HAA5), Total trihalomethanes (TTHMs), Trichloroacetic acid, Bromodichloromethane, Chloroform, Dichloroacetic acid, Perfluorooctanoic acid (PFOA), Radium, combined (-226 and -228), Dibromochloromethane, Chromium (hexavalent), Antimony. 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 HILLSIDE TWP.-2007 residents
Top concerns in this water
Based on the most recent EPA and EWG data, these are the most significant water quality issues for NEWARK WATER DEPARTMENT.
PFAS contamination
Severe concernPerfluorooctanoic acid (PFOA) detected. PFAS are persistent chemicals linked to cancer and immune effects with no known safe exposure threshold.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 66.3 ppb, 1105x above the EWG health guideline of 0.06 ppb.
Haloacetic acids (HAA5) significantly above health guideline
Moderate concernHaloacetic acids (HAA5) detected at 37.3 ppb, 373x above the EWG health guideline of 0.1 ppb.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 49.6 ppb, 331x above the EWG health guideline of 0.15 ppb.
Contact NEWARK WATER DEPARTMENT
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 HILLSIDE TWP.-2007
Filters matched to the specific contaminants in this water supply.
Reverse Osmosis or NSF P473 certified carbon
$80-$750Activated carbon and RO are the only technologies proven to remove PFAS at certified levels.
Carbon block (NSF/ANSI 42 + 53)
$40-$750Activated carbon is highly effective for disinfection byproducts like TTHM and HAA5.
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 57/100 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 |
66.3 ppb | 0.06 | — | — | — | — | — | 1105× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
37.3 ppb | 0.1 | 60.0 | 60 | — | — | — | 373× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
49.6 ppb | 0.15 | 80.0 | 100 | — | — | — | 331× over |
| Trichloroacetic acid Disinfection byproduct |
18.3 ppb | 0.1 | — | — | — | — | — | 183× over |
| Bromodichloromethane Disinfection byproduct |
7.06 ppb | 0.06 | — | — | — | — | — | 118× over |
| Chloroform Disinfection byproduct |
41.4 ppb | 0.4 | — | — | — | — | — | 104× over |
| Dichloroacetic acid Disinfection byproduct |
18.5 ppb | 0.2 | — | — | — | — | — | 93× over |
| Perfluorooctanoic acid (PFOA) PFAS |
1.7 ppt | 0.09 | 4.0 | 100 | 100 | 0.007 | — | 19× over |
| Radium, combined (-226 and -228) Radiological |
0.5 pCi/L | 0.05 | 5.0 | — | — | — | — | 10× over |
| Dibromochloromethane Disinfection byproduct |
0.902 ppb | 0.1 | — | — | — | — | — | 9.0× over |
| Chromium (hexavalent) Heavy metal |
0.0419 ppb | 0.02 | — | — | — | — | — | 2.1× over |
| Antimony Heavy metal |
1.71 ppb | 1.0 | 6.0 | 10 | 20 | 1 | — | 1.7× over |
| Dibromoacetic acid Disinfection byproduct |
0.0255 ppb | 0.03 | — | — | — | — | — | Below guideline |
| Nitrate Inorganic |
0.062 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Manganese Heavy metal |
23.7 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Chlorate Disinfection byproduct |
23.5 ppb | 210.0 | — | — | — | — | — | Below guideline |
| Barium Heavy metal |
6.38 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
0.324 ppb | 53.0 | — | — | — | — | — | Below guideline |
| Monobromoacetic acid Disinfection byproduct |
0.0758 ppb | 25.0 | — | — | — | — | — | Below guideline |
| Strontium Radiological |
0.0389 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| 4-Androstene-3,17-dione Other |
0.375 ppt | — | — | — | — | — | — | Below guideline |
| Cyanide Inorganic |
0.467 ppb | — | 200.0 | 50 | 70 | 150 | — | Below guideline |
| Fluoride Inorganic |
0.0183 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 (4th ed.), California OEHHA PHGs, EWG Tap Water Database.
NEWARK WATER DEPARTMENT service area
This water system serves 6 communities in Essex County, New Jersey. Click any city for its dedicated tap water quality page.
Find the right filter for HILLSIDE TWP.-2007 water
Browse filter categories by water-quality concern. Each option below is NSF-certified for the matched contaminant type.