RECENT PROJECTS ★★★★★
LaGuardia Airport, Terminal B, Queens Three potable-water sampling events at a LaGuardia Airport terminal, with full electronic data deliverables. Hewitt, Passaic County, NJ 18-compound PFAS panel for a New Jersey Spill Fund-related property assessment. West Village, Manhattan Large-scale residential lead testing with 58 initial sample points and a 26-sample follow-up. Upper East Side, Manhattan Multi-unit potable water testing across four residential apartments held by a foreign consulate. Lower Manhattan Transit Hub Pre-opening potable-water clearance for a national restaurant at a Lower Manhattan transit hub. Upper Manhattan Emergency bacteria testing isolated contamination to an unknown foundation source, not the potable tap. Morristown, Morris County, NJ Private well bacteria-failure resampling and revised reporting completed before a real estate closing. Edison, Middlesex County, NJ Multi-day municipal park testing with 11 expedited E. coli and coliform samples per day. Kips Bay, Manhattan Annual 17-point deionized-water purity testing for a global pharmaceutical facility. Newark, NJ Charter school lead testing with EDD and Appendix D regulatory reporting. Lincoln Square, Manhattan Lead testing at 11 early-childhood fixtures, sampled before program hours. First Avenue, Manhattan Expedited Legionella testing for a Manhattan construction site's compliance timeline. Brewster, Putnam County, NY Eight-point office Legionella screening found elevated L. pneumophila at two matching fixtures. Ossining, Westchester County, NY Expedited Legionella testing at a state correctional housing unit following a positive case. Upper East Side, Manhattan Legionella panel at a East 70th Street residential property, run alongside the standard potable panel. Peapack, Somerset County, NJ New Jersey PWTA-compliant private well panel completed for a real estate transaction. East Hampton, Long Island, NY Full private well panel, expanded to include radiological analysis. Far Hills, Somerset County, NJ Private well panel completed for a homeowner water quality assessment. Saddle River, Bergen County, NJ Private well panel expanded to include gross alpha radiological and PFAS analysis, treated and untreated points. Piscataway, Middlesex County, NJ PWTA well panel completed for a real estate transaction. Chester, Morris County, NJ PWTA well panel completed for a real estate transaction. Carteret, Middlesex County, NJ PWTA source verification established municipal water service for a New Jersey real estate transaction. Liberty Township, Warren County, NJ Private well bacteria-failure resampling and revised reporting completed before closing. Sunset Park, Brooklyn Twenty-sample academy lead assessment across two events, each with electronic data deliverables. Corona, Queens Four lead-testing campaigns for an educational center, with complete regulatory documentation. Prospect Avenue, Bronx Three lead-testing campaigns for a Bronx Head Start early-childhood program. Upper West Side, Manhattan K-8 school lead testing found one elevated fixture while clearing the remaining campus outlets. East Village, Manhattan Preschool lead and potability assessment in Lower Manhattan, delivered with EDD for regulatory submission. Kingsbridge, Bronx Preschool potable water and lead assessment in the North Bronx. Rego Park, Queens Early childhood center lead testing with full report, invoice, and RegComp package. Jackson Heights, Queens Development center lead and potability testing with report and RegComp. East 76th Street, Manhattan Upper East Side residential engagement including Legionella analysis alongside the standard potable panel. Upper East Side, Manhattan Legionella testing found two serogroups across four points, indicating a shared-building source. Ridgewood, Queens Ten point-of-use lead assessment, 20 total samples, for a Queens multi-family ownership group. Governors Island, NY Six-event quarterly potable-water monitoring program for a Governors Island facility. Staten Island, NY Repeat hydrant and water-main clearance testing at two Staten Island construction sites, all clean. Park Avenue, Manhattan Commercial Legionella testing with complete culture, serogroup identification and revised reporting. Flatiron, Manhattan Potable water commissioning for a Sixth Avenue commercial property. Jamaica, Queens GSA commissioning panel for new fixtures, including lead, copper and Legionella under AWWA C651. Greenpoint, Brooklyn Industrial process-water metals testing identified very high nickel in a pre-treatment stream. Bethpage, Long Island, NY Multi-point potability testing for a food-service facility, with every sample passing. Staten Island, NY Food service facility potable water testing, repeat engagement across three sampling events. Flatiron, Manhattan Sixteen-parameter metals and minerals panel for a wellness facility's cold-plunge tub. Highbridge, Bronx Potable water testing for a Bronx community development organization's facility. Staten Island, NY Full-facility potable water testing for a Staten Island community services organization, revised and reissued report. Central Park West, Manhattan Apartment Legionella testing with full culture, speciation and revised reporting. Inwood, Manhattan Two-phase cooperative apartment testing paired a 30-parameter panel with a targeted bacterial retest. Forest Hills, Queens Point-of-use potable water testing for a Forest Hills cooperative apartment. Bay Ridge, Brooklyn Residential potable water analysis for a Brooklyn property. Brooklyn Heights, Brooklyn Condominium testing identified iron-reducing bacteria as the likely cause of discolored hot water. Long Island City, Queens PFAS and lead panel for a Long Island City multi-family property, including a report amendment to add the lead parameter. Upper East Side, Manhattan High-rise apartment lead and potability testing. Chelsea, Manhattan Three-point E. coli and coliform testing across a commercial building's vertical water supply. Union Square / Flatiron, Manhattan Three-point E. coli and coliform monitoring from municipal entry to the roof-level supply. Bronx, NY Commercial facility water quality testing in the Bronx. Governors Island, NY Recurring facility potable water monitoring, prior-year sampling event. Staten Island, NY Multi-family building lead and potability testing with revised final report. Staten Island, NY Two-point E. coli and coliform testing documented potable-water compliance for a contractor. Clifton, Passaic County, NJ Annual steam-sterilizer feedwater testing for a surgery center under ANSI/AAMI ST108. West Islip, Suffolk County, NY Microplastics testing evaluated a countertop filter; no particles were detected. Manhattan Valley (Upper West Side), Manhattan Five-point testing cleared the city main and isolated corrosion and sulfide issues within the property. Clinton Hill / Bed-Stuy, Brooklyn Metals, minerals and corrosivity testing cleared a federal facility after discoloration complaints. Flatiron District, Manhattan Three-point E. coli and coliform testing across a commercial building returned clean results. South Plainfield, Middlesex County, NJ DI water testing confirmed no bacteria and conductivity within ASTM Type II range. Bridgewater, Somerset County, NJ Expanded PWTA well testing found a PFAS exceedance requiring disclosure before a home sale. Fort Totten, Queens, NY Metals, chemistry and bacteria testing across two U.S. Army Reserve building systems. East Hampton, NY Full-spectrum residential baseline across three points; every parameter passed applicable standards. Tribeca, Manhattan Tribeca high-rise baseline covered hot and cold water, with no PFAS or microplastics detected. Bernardsville, Somerset County, NJ Expanded PWTA home-sale panel across raw and treated water; every primary standard passed. LaGuardia Airport, Queens Annual aviation wastewater panel covering metals, VOCs, SVOCs, PCBs and 40 PFAS compounds. Bushwick / East Williamsburg, Brooklyn Six-fixture federal office screening for Legionella, bacteria, lead and copper; all samples passed. Upper East Side, Manhattan Three-point residential metals and corrosivity panel confirmed all results within applicable standards. Norwalk, Fairfield County, CT Comprehensive 83-parameter potability and microplastics baseline for whole-house filtration planning. Staten Island, NY Annual seafood-facility bacteria testing included a clean resample after ice-machine remediation.
RECENT PROJECTS ★★★★★
LaGuardia Airport, Terminal B, Queens Three-event potable-water testing with electronic deliverables. Hewitt, Passaic County, NJ 18-compound PFAS panel for a New Jersey property assessment. West Village, Manhattan Lead testing with 58 initial samples and a 26-sample follow-up. Upper East Side, Manhattan Potable-water testing across four consulate-held apartments. Lower Manhattan Transit Hub Pre-opening potable-water clearance for a national restaurant. Upper Manhattan Emergency testing isolated a non-potable contamination source. Morristown, Morris County, NJ Private well resampling completed before a real estate closing. Edison, Middlesex County, NJ Expedited E. coli and coliform testing at a municipal park. Kips Bay, Manhattan Annual 17-point DI-water purity testing for a pharmaceutical site. Newark, NJ Charter school lead testing with complete regulatory reporting. Lincoln Square, Manhattan Lead testing at 11 early-childhood fixtures before program hours. First Avenue, Manhattan Expedited construction-site Legionella testing. Brewster, Putnam County, NY Office Legionella screening found two elevated fixtures. Ossining, Westchester County, NY Expedited correctional-facility Legionella testing. Upper East Side, Manhattan Residential Legionella and standard potability panel. Peapack, Somerset County, NJ PWTA private well panel for a real estate transaction. East Hampton, Long Island, NY Private well panel with radiological analysis. Far Hills, Somerset County, NJ Private well water-quality assessment. Saddle River, Bergen County, NJ Treated and untreated well testing with PFAS and radiologicals. Piscataway, Middlesex County, NJ PWTA well panel for a real estate transaction. Chester, Morris County, NJ PWTA well panel for a real estate transaction. Carteret, Middlesex County, NJ Source verification confirmed municipal water service. Liberty Township, Warren County, NJ Well bacteria-failure resampling completed before closing. Sunset Park, Brooklyn Two-event academy lead assessment with electronic deliverables. Corona, Queens Four lead-testing campaigns with regulatory documentation. Prospect Avenue, Bronx Three lead-testing campaigns for a Bronx Head Start program. Upper West Side, Manhattan School lead testing found one elevated fixture campus-wide. East Village, Manhattan Preschool lead and potability testing with regulatory EDD. Kingsbridge, Bronx Preschool potability and lead testing. Rego Park, Queens Early-childhood lead testing with RegComp reporting. Jackson Heights, Queens Development-center lead and potability testing. East 70th Street, Manhattan Residential Legionella and standard potability panel. Upper East Side, Manhattan Legionella testing indicated a shared-building source. Ridgewood, Queens Ten-point lead assessment totaling 20 samples. Governors Island, NY Six-event quarterly potable-water monitoring program. Staten Island, NY Repeat hydrant and water-main clearance testing; all clean. Park Avenue, Manhattan Commercial Legionella culture and serogroup testing. Flatiron, Manhattan Commercial potable-water commissioning. Jamaica, Queens GSA fixture commissioning for lead, copper and Legionella. Greenpoint, Brooklyn Process-water metals testing found very high nickel. Bethpage, Long Island, NY Multi-point food-service potability testing; all samples passed. Staten Island, NY Three-event food-service potable-water testing. Flatiron, Manhattan Metals and minerals testing for a cold-plunge tub. Highbridge, Bronx Potable-water testing for a community facility. Staten Island, NY Full-facility potable-water testing with revised reporting. Central Park West, Manhattan Apartment Legionella culture and speciation testing. Inwood, Manhattan Thirty-parameter panel with targeted bacterial retesting. Forest Hills, Queens Cooperative apartment point-of-use potability testing. Bay Ridge, Brooklyn Residential potable-water analysis. Brooklyn Heights, Brooklyn Testing identified iron-reducing bacteria in discolored hot water. Long Island City, Queens PFAS and lead panel for a multi-family property. Upper East Side, Manhattan High-rise apartment lead and potability testing. Chelsea, Manhattan Three-point bacteria testing across a building water supply. Union Square / Flatiron, Manhattan Three-point bacteria monitoring from entry to rooftop supply. Bronx, NY Commercial facility water-quality testing. Governors Island, NY Recurring facility potable-water monitoring. Staten Island, NY Multi-family lead and potability testing. Staten Island, NY Two-point bacteria testing documented potable-water compliance. Clifton, Passaic County, NJ Annual surgical-center feedwater testing under AAMI ST108. West Islip, Suffolk County, NY Countertop-filter microplastics testing; none detected. Manhattan Valley (Upper West Side), Manhattan Testing isolated internal corrosion and sulfide issues. Clinton Hill / Bed-Stuy, Brooklyn Federal-facility testing after discoloration complaints. Flatiron District, Manhattan Three-point building bacteria testing; all results clean. South Plainfield, Middlesex County, NJ DI water met ASTM Type II range with no bacteria detected. Bridgewater, Somerset County, NJ Expanded PWTA testing found a reportable PFAS exceedance. Fort Totten, Queens, NY Water testing across two Army Reserve building systems. East Hampton, NY Three-point full-spectrum residential baseline; all passed. Tribeca, Manhattan High-rise baseline found no PFAS or microplastics. Bernardsville, Somerset County, NJ Expanded PWTA panel; every primary standard passed. LaGuardia Airport, Queens Annual aviation wastewater panel including 40 PFAS compounds. Bushwick / East Williamsburg, Brooklyn Six-fixture federal office screening; all samples passed. Upper East Side, Manhattan Three-point residential metals and corrosivity testing. Norwalk, Fairfield County, CT 83-parameter potability and microplastics baseline. Staten Island, NY Annual bacteria testing with clean post-remediation resample.
Certified Water Testing Laboratory Experts · Midtown Manhattan · Since 1991

Water Testing & Analysis in Midtown.

NYS ELAP certified water testing and analysis for Midtown office towers, hotels, restaurants, retail, co-ops, condominiums, and commercial properties.

Elite Industry Standards Fully Insured:  Professional Liability (E&O) General Liability Workers’ Compensation

Pb

Lead Testing

E. coli

Potability & Bacteria

L. pneu

Legionella Testing

PFAS

PFAS Analysis

H2O

Water Quality Reports

Water Testing & Analysis Services

Certified Laboratory Water Testing in Midtown

Lead testing · Potability testing · Legionella testing · PFAS analysis · Bacteria & E. coli · Total coliform · Turbidity · VOC analysis · Water quality reports · Certified results

01

Lead Testing & Heavy Metals Analysis

Certified lead testing for Midtown office buildings, hotels, co-ops, condominiums, restaurants, and commercial properties. Lead, copper, arsenic, iron, manganese. On-site sampling at the point of use.

EPA Method 200.8

03

Legionella Water Testing

Point-of-use Legionella analysis for showers, faucets, pools, spas, decorative water features, and commercial water systems.

ISO 11731

05

Corrosion, Turbidity & Water Quality Analysis

Copper, iron, manganese, zinc, pH, turbidity, hardness. Full water quality reports identifying the source of discoloration, metallic taste, scaling, and corrosion in Midtown building plumbing systems.

EPA 200.8

02

Bacteria Testing & Potability Analysis

Total coliform, E. coli, HPC, and potability testing at the point of use. Required for Midtown food businesses, hotels, restaurants, and commercial properties with NYC DOH compliance requirements.

SM 9223B

04

PFAS & Chemical Contaminant Analysis

Comprehensive PFAS screening — PFOA, PFOS, and related compounds. No color, taste, or odor. Only certified laboratory analysis detects them. Standalone or full panel.

EPA 533 / 537.1

06

Multi-Draw Diagnostic Water Analysis

Sequential certified sampling from the same fixture at timed intervals. Identifies contamination source — fixture, branch pipe, unit riser, or building riser. Diagnostic reports included.

Diagnostic

Manhattan Neighborhoods

Midtown commercial water testing clients

Office Towers & Commercial Buildings

Certified lead testing, Legionella testing, potability analysis, and annual water quality reports for Midtown office towers, commercial buildings, and Class A properties. Water management company programs available for building portfolios.

Hotels & Hospitality

Legionella testing, potability analysis, bacteria testing, and certified water quality programs for Midtown hotels. NYC DOH compliance documentation, water management plans, and certified laboratory results for hospitality properties of all sizes.

Restaurants, Food Service & Retail

NYC DOH and EPA compliance water testing for Midtown restaurants, food service operations, catering facilities, and retail food businesses. Potability testing, bacteria and E. coli analysis, and certified water quality reports.

Co-ops, Condominiums & Hi-Rise Residential

Building-wide lead testing, Legionella sampling, and certified water quality analysis for Midtown co-op boards, condo associations, and hi-rise residential towers. Results accepted by building attorneys and NYC agencies.

Healthcare, Institutions & Facilities

Legionella testing, potability testing, and certified water quality analysis for Midtown healthcare facilities, medical offices, gyms, spas, and institutional properties with ongoing compliance needs.

Schools, Daycares & BOCES

Lead testing under New York State’s 3Ts program for Midtown schools, daycares, and childcare facilities. NYS DOH compliant sampling, certified results, compliance reports, and remediation guidance.

From consultation to certified results

01

Consultation

Speak with our water testing consultants to determine appropriate testing panels, sampling locations, and compliance requirements for your Midtown property or facility.

02

Certified On-Site Sampling

Certified water testing specialists collect samples at your property following EPA-approved protocols with full chain-of-custody documentation from collection through laboratory analysis.

03

Laboratory Analysis & Reports

Analysis by NELAP accredited analysis. Results certified by NYS ELAP. Water quality reports with EPA action level comparisons and expert findings delivered.

FAQ

Frequently asked questions

Why does brown water sometimes appear in Queens homes

Lead testing, potability testing, bacteria and E. coli analysis, total coliform, Legionella, PFAS, turbidity, corrosion panels, VOC analysis, and multi-draw diagnostic sampling. Certified water quality reports with every service. Programs for office buildings, hotels, restaurants, co-ops, and institutions.

Yes. Point-of-use Legionella sampling at showers, faucets, pools, spas, and water features. Certified results and complete documentation.

Yes. Ongoing water testing programs for Midtown property management companies — lead testing, potability, Legionella, and annual water quality analysis with complete compliance documentation for multi-building portfolios.

Yes. NYS ELAP certified results, NELAP accredited analysis — accepted by NYC agencies, NYS DOH, EPA compliance programs, building attorneys, and real estate professionals.

Blog

Midtown water testing resources

Midtown Hotels Need Water Quality Oversight Across the Full Property

Midtown Hotels Need Water Quality Oversight Across the Full…

In the highly competitive Midtown hospitality market, guest satisfaction, operational seamlessness, and brand reputation are everything. Hoteliers invest…

Manhattan Office Pantry Fixtures Rarely Represent the Whole Plumbing System

Manhattan Office Pantry Fixtures Rarely Represent the Whole Plumbing…

When corporate tenants and facility managers across Manhattan invest in modern office buildouts, the office pantry frequently serves…

Corrosion Indicators Can Change the Meaning of a Metals Report

Corrosion Indicators Can Change the Meaning of a Metals…

When facility managers, co-op boards, and environmental engineers review a laboratory water analysis, their eyes naturally jump straight…

Building Engineers in Midtown Benefit From Better Water Quality Benchmarks

Building Engineers in Midtown Benefit From Better Water Quality…

The role of the modern building engineer in Midtown has transformed completely. Once focused primarily on hands-on mechanical…

PFAS Analysis Has Become Part of More Complete Midtown Water Programs

PFAS Analysis Has Become Part of More Complete Midtown…

In the competitive landscape of Midtown real estate, property managers, co-op boards, and corporate facility engineers have long…

Midtown Property Managers Need Better Water Data Before Problems Escalate

Midtown Property Managers Need Better Water Data Before Problems…

In the high-stakes world of Midtown real estate, property managers are accustomed to managing complex operational data. From…

Speak with a certified water testing expert in Midtown.

Olympian Water Testing Midtown Manhattan has been a trusted water testing company since 1991, delivering certified and licensed water analysis for property owners and managers across New York City. We serve commercial and residential clients, along with property management companies, throughout Manhattan and the greater NYC area, including Brooklyn, Queens, the Bronx, and Staten Island. Our certified experts and water testing consultants work with you to determine the right testing panel for your building, then handle sample collection, laboratory analysis, and clear reporting from start to finish.

Our laboratory analysis is completed to NELAP and NYS ELAP accreditation standards, the benchmarks required of accredited laboratories, so your results hold up for regulatory, legal, and real estate purposes. Available services include lead testing, potability testing, and bacteria testing, with analysis for E. coli, total coliform, and turbidity, as well as Legionella testing, PFAS testing, and microplastics testing. This is the kind of dependable, accurate service that New York property owners have relied on for more than three decades, and our commitment to water quality has stayed the same since day one.

New York

(212) 461-3879

New Jersey

(908) 772-8601

Connecticut

(203) 780-2022

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    New York

    (212) 461-3879

    New Jersey

    (908) 772-8601

    Connecticut

    (203) 780-2022