Water Quality in Hauppauge, NY (11901)
EPA violation data for public water systems serving ZIP code 11901.
Past Health-Based Violations
1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 8 monitoring/reporting violations.
More violations than 65% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
33,091
Population
67
Water Systems
9
Violations (5yr)
1
Health-Based
Location
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Water Systems Serving This Area (67)
Suffolk County Water Authority
Riverhead Water District
1 health-basedWoodcliff Park
Reeves Beach Water Co
Oakwood-On-The-Sound
Nassau County 4 H Camp
Thurm'S Mobile Home Estates
Riley Avenue School
Pinecrest Garden Apartments
Daves Market
All resolvedWading River Water Works
Sound Shore Club Corp
Aquebogue School
Rollin Mobile Homes
Roanoke Water Corp
Peconic Health & Raquet Club
Miloski'S Farm
Baiting Hollow Lodge
Cal & Co-Mushroom Meadows
Nassau Cty Police Boys Clb Cmp
Bayview Market
Little Flower Children'S Srvs
Aquebogue Square
Aquebogue Mobile Home Court
Little Bit Of Italy
Flanders Mens Club
Shiraz Rest
Wildwood Deli
Villege Coffee Shop
Poop Deck Restaurant
Usa Deli & Grocery
Bernies Bar
Hyde Inn
Jeskis Village
Wegerts Grocery Store
2 X 4 Restaurant
Jamesport Shop Center
Riverfront Deli
Lilco Riverhead Center
Kens Place
Peconic River Mobile Home Park
All resolvedKens Place
South Jamesport Beach & Marina
Motel On The Bay
Metro Gas Station
Fontanna Bakery
Riverside Gymnastics Academy
Snow Flake Ice Cream
Judges
Oak Park Trailer Park
Fontanna Bakery
Riverhead Co-Op Nursery School
Vineyards
Fargo Potatoe Co.
Dreamers Cove
Wading River Professional Bldg
Weeping Willow Motel
Tosco Corp
Agway #1
Mike Espositos Lounge
Old Steeple Play School
94 Montauk Highway
Baiting Hollow Boy Scout Camp
Riverhead State Police H.Bays
Herod Point Association
Peconic Lake Estates Civic Org
Wildwood Shores Estates
Contaminants Found
Similar to nitrate — harmful to infants at high levels.
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Hauppauge (11901) has more violations than 65% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 9.
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
Reverse Osmosis System
One of the few filtration methods effective at removing nitrates and nitrites. Essential for households with infants.
Targets:Nitrate, Nitrite, Dissolved Solids
Look for:NSF/ANSI 58 certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.