Water Quality Report · Updated May 12, 2026
REHOBOTH PUMP DISTRICT (TUI)
REHOBOTH PUMP DISTRICT (TUI) delivers tap water graded D (64/100) by TapWaterSafety.org. The utility serves approximately 81,417 residents in REHOBOTH BEACH, Delaware using groundwater. The most significant water quality concerns are: PFAS contamination; Chromium (hexavalent) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline; Nitrate significantly above health guideline. For questions, the utility can be reached at 302-242-6485.
Is REHOBOTH BEACH tap water safe to drink?
REHOBOTH PUMP DISTRICT (TUI) delivers tap water that earns a grade of D (64/100) from TapWaterSafety.org — a below-average rating, with multiple concerns including pfas contamination.
The utility serves 81,417 residents in REHOBOTH BEACH, drawing from groundwater.
Public testing data identifies 12 contaminants in this water above EWG's health-based guidelines, including: Chromium (hexavalent), Total trihalomethanes (TTHMs), Nitrate, Nitrate and nitrite, Bromodichloromethane, Haloacetic acids (HAA9), Dibromochloromethane, Perfluorooctanoic acid (PFOA), Dibromoacetic acid, Haloacetic acids (HAA5), Chloroform, Bromoform. 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 REHOBOTH BEACH residents
Top concerns in this water
Based on the most recent EPA and EWG data, these are the most significant water quality issues for REHOBOTH PUMP DISTRICT (TUI).
PFAS contamination
Severe concernPerfluorooctanoic acid (PFOA) detected. PFAS are persistent chemicals linked to cancer and immune effects with no known safe exposure threshold.
Chromium (hexavalent) significantly above health guideline
Moderate concernChromium (hexavalent) detected at 0.707 ppb, 35x above the EWG health guideline of 0.02 ppb.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 4.88 ppb, 33x above the EWG health guideline of 0.15 ppb.
Nitrate significantly above health guideline
Moderate concernNitrate detected at 3.08 ppm, 22x above the EWG health guideline of 0.14 ppm.
Contact REHOBOTH PUMP DISTRICT (TUI)
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 REHOBOTH BEACH
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 64/100 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 |
|---|---|---|---|---|---|---|---|---|
| Chromium (hexavalent) Heavy metal |
0.707 ppb | 0.02 | — | — | — | — | — | 35× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
4.88 ppb | 0.15 | 80.0 | 100 | — | — | — | 33× over |
| Nitrate Inorganic |
3.08 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 22× over |
| Nitrate and nitrite Inorganic |
3.08 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | 22× over |
| Bromodichloromethane Disinfection byproduct |
1.06 ppb | 0.06 | — | — | — | — | — | 18× over |
| Haloacetic acids (HAA9) Disinfection byproduct |
0.959 ppb | 0.06 | — | — | — | — | — | 16× over |
| Dibromochloromethane Disinfection byproduct |
1.51 ppb | 0.1 | — | — | — | — | — | 15× over |
| Perfluorooctanoic acid (PFOA) PFAS |
0.725 ppt | 0.09 | 4.0 | 100 | 100 | 0.007 | — | 8.1× over |
| Dibromoacetic acid Disinfection byproduct |
0.132 ppb | 0.03 | — | — | — | — | — | 4.4× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
0.336 ppb | 0.1 | 60.0 | 60 | — | — | — | 3.4× over |
| Chloroform Disinfection byproduct |
0.835 ppb | 0.4 | — | — | — | — | — | 2.1× over |
| Bromoform Disinfection byproduct |
0.764 ppb | 0.5 | — | — | — | — | — | 1.5× over |
| Trichloroacetic acid Disinfection byproduct |
0.0988 ppb | 0.1 | — | — | — | — | — | Below guideline |
| Dichloroacetic acid Disinfection byproduct |
0.131 ppb | 0.2 | — | — | — | — | — | Below guideline |
| Chlorate Disinfection byproduct |
114.5 ppb | 210.0 | — | — | — | — | — | Below guideline |
| Beryllium Heavy metal |
0.217 ppb | 1.0 | 4.0 | — | — | 1 | — | Below guideline |
| Barium Heavy metal |
63.2 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Manganese Heavy metal |
3.73 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Selenium Heavy metal |
0.687 ppb | 30.0 | 50.0 | 20 | 40 | 30 | — | Below guideline |
| Vanadium Other |
0.247 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Cobalt Other |
0.488 ppb | 70.0 | — | — | — | — | — | Below guideline |
| Chloromethane Other |
0.00416 ppb | 2.69 | — | — | — | — | — | Below guideline |
| Perfluoropentanoic Acid (PFPeA) PFAS |
1.03 ppt | 1000.0 | — | — | — | — | — | Below guideline |
| Perfluorobutane sulfonate (PFBS) PFAS |
0.717 ppt | 2000.0 | — | — | — | — | — | Below guideline |
| Perfluorohexanoic Acid (PFHxA) PFAS |
0.258 ppt | 1000.0 | — | — | — | — | — | Below guideline |
| Strontium Radiological |
0.0748 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Chlorodifluoromethane Other |
0.0517 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.
REHOBOTH PUMP DISTRICT (TUI) service area
This water system serves 1 community in Sussex County, Delaware. Click any city for its dedicated tap water quality page.
Find the right filter for REHOBOTH BEACH water
Browse filter categories by water-quality concern. Each option below is NSF-certified for the matched contaminant type.