RECENT PROJECTS ★★★★★
Staten Island, NY Annual seafood-facility bacteria testing included a clean resample after ice-machine remediation. Rego Park, Queens Early childhood center lead testing with full report, invoice, and RegComp package. Central Park West, Manhattan Apartment Legionella testing with full culture, speciation and revised reporting. Corona, Queens Four lead-testing campaigns for an educational center, with complete regulatory documentation. First Avenue, Manhattan Expedited Legionella testing for a Manhattan construction site's compliance timeline. 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. Hewitt, Passaic County, NJ 18-compound PFAS panel for a New Jersey Spill Fund-related property assessment. Bay Ridge, Brooklyn Residential potable water analysis for a Brooklyn property. Union Square / Flatiron, Manhattan Three-point E. coli and coliform monitoring from municipal entry to the roof-level supply. Norwalk, Fairfield County, CT Comprehensive 83-parameter potability and microplastics baseline for whole-house filtration planning. South Plainfield, Middlesex County, NJ DI water testing confirmed no bacteria and conductivity within ASTM Type II range. Far Hills, Somerset County, NJ Private well panel completed for a homeowner water quality assessment. Brooklyn Heights, Brooklyn Condominium testing identified iron-reducing bacteria as the likely cause of discolored hot water. West Islip, Suffolk County, NY Microplastics testing evaluated a countertop filter; no particles were detected. LaGuardia Airport, Queens Annual aviation wastewater panel covering metals, VOCs, SVOCs, PCBs and 40 PFAS compounds. Kingsbridge, Bronx Preschool potable water and lead assessment in the North Bronx. Park Avenue, Manhattan Commercial Legionella testing with complete culture, serogroup identification and revised reporting. Forest Hills, Queens Point-of-use potable water testing for a Forest Hills cooperative apartment. 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. Ossining, Westchester County, NY Expedited Legionella testing at a state correctional housing unit following a positive case. Governors Island, NY Recurring facility potable water monitoring, prior-year sampling event. Peapack, Somerset County, NJ New Jersey PWTA-compliant private well panel completed for a real estate transaction. West Village, Manhattan Large-scale residential lead testing with 58 initial sample points and a 26-sample follow-up. East 76th Street, Manhattan Upper East Side residential engagement including Legionella analysis alongside the standard potable panel. Staten Island, NY Two-point E. coli and coliform testing documented potable-water compliance for a contractor. Ridgewood, Queens Ten point-of-use lead assessment, 20 total samples, for a Queens multi-family ownership group. Flatiron, Manhattan Sixteen-parameter metals and minerals panel for a wellness facility's cold-plunge tub. Prospect Avenue, Bronx Three lead-testing campaigns for a Bronx Head Start early-childhood program. Brewster, Putnam County, NY Eight-point office Legionella screening found elevated L. pneumophila at two matching fixtures. Staten Island, NY Repeat hydrant and water-main clearance testing at two Staten Island construction sites, all clean. Sunset Park, Brooklyn Twenty-sample academy lead assessment across two events, each with electronic data deliverables. Upper East Side, Manhattan Legionella panel at a East 70th Street residential property, run alongside the standard potable panel. Chester, Morris County, NJ PWTA well panel completed for a real estate transaction. Bethpage, Long Island, NY Multi-point potability testing for a food-service facility, with every sample passing. Lincoln Square, Manhattan Lead testing at 11 early-childhood fixtures, sampled before program hours. Clifton, Passaic County, NJ Annual steam-sterilizer feedwater testing for a surgery center under ANSI/AAMI ST108. Carteret, Middlesex County, NJ PWTA source verification established municipal water service for a New Jersey real estate transaction. Fort Totten, Queens, NY Metals, chemistry and bacteria testing across two U.S. Army Reserve building systems. Upper East Side, Manhattan Legionella testing found two serogroups across four points, indicating a shared-building source. Upper Manhattan Emergency bacteria testing isolated contamination to an unknown foundation source, not the potable tap. Kips Bay, Manhattan Annual 17-point deionized-water purity testing for a global pharmaceutical facility. Upper East Side, Manhattan Three-point residential metals and corrosivity panel confirmed all results within applicable standards. Liberty Township, Warren County, NJ Private well bacteria-failure resampling and revised reporting completed before closing. Flatiron, Manhattan Potable water commissioning for a Sixth Avenue commercial property. Upper West Side, Manhattan K-8 school lead testing found one elevated fixture while clearing the remaining campus outlets. Staten Island, NY Multi-family building lead and potability testing with revised final report. East Village, Manhattan Preschool lead and potability assessment in Lower Manhattan, delivered with EDD for regulatory submission. Lower Manhattan Transit Hub Pre-opening potable-water clearance for a national restaurant at a Lower Manhattan transit hub. Governors Island, NY Six-event quarterly potable-water monitoring program for a Governors Island facility. Piscataway, Middlesex County, NJ PWTA well panel completed for a real estate transaction. Bushwick / East Williamsburg, Brooklyn Six-fixture federal office screening for Legionella, bacteria, lead and copper; all samples passed. Tribeca, Manhattan Tribeca high-rise baseline covered hot and cold water, with no PFAS or microplastics detected. Upper East Side, Manhattan Multi-unit potable water testing across four residential apartments held by a foreign consulate. 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. Flatiron District, Manhattan Three-point E. coli and coliform testing across a commercial building returned clean results. Staten Island, NY Full-facility potable water testing for a Staten Island community services organization, revised and reissued report. LaGuardia Airport, Terminal B, Queens Three potable-water sampling events at a LaGuardia Airport terminal, with full electronic data deliverables. East Hampton, Long Island, NY Full private well panel, expanded to include radiological analysis. East Hampton, NY Full-spectrum residential baseline across three points; every parameter passed applicable standards. Saddle River, Bergen County, NJ Private well panel expanded to include gross alpha radiological and PFAS analysis, treated and untreated points. Newark, NJ Charter school lead testing with EDD and Appendix D regulatory reporting. Jackson Heights, Queens Development center lead and potability testing with report and RegComp. Staten Island, NY Food service facility potable water testing, repeat engagement across three sampling events. Bridgewater, Somerset County, NJ Expanded PWTA well testing found a PFAS exceedance requiring disclosure before a home sale. Bernardsville, Somerset County, NJ Expanded PWTA home-sale panel across raw and treated water; every primary standard passed. Manhattan Valley (Upper West Side), Manhattan Five-point testing cleared the city main and isolated corrosion and sulfide issues within the property. Inwood, Manhattan Two-phase cooperative apartment testing paired a 30-parameter panel with a targeted bacterial retest. Chelsea, Manhattan Three-point E. coli and coliform testing across a commercial building's vertical water supply. Bronx, NY Commercial facility water quality testing in the Bronx. Clinton Hill / Bed-Stuy, Brooklyn Metals, minerals and corrosivity testing cleared a federal facility after discoloration complaints. Upper East Side, Manhattan High-rise apartment lead and potability testing. Highbridge, Bronx Potable water testing for a Bronx community development organization's facility.
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.

Commercial Water Testing Services

At Olympian Water Testing Commercial, we provide specialized water testing solutions designed for the unique needs of commercial, industrial, and multi-unit residential buildings. In large facilities, water quality can deteriorate due to aging pipes, corrosion, stagnant sections of plumbing, or fluctuations in municipal water supply. These issues can introduce contaminants such as lead, copper, bacteria, PFAS, and VOCs posing serious risks to human health and building infrastructure.
Elite Industry Standards Fully Insured:  Professional Liability (E&O) General Liability Workers’ Compensation
COMMERCIAL WATER QUALITY

Commercial building water quality involves obligations that residential testing does not

A commercial property's water quality obligations extend beyond personal health concerns. Office leases increasingly include water quality warranties. Food service operations require bacteria documentation in NYC and NJ health department permits.
Hotels face both regulatory scrutiny and brand reputation considerations.
Tenant health complaints, lease warranty disputes, and regulatory inspections all benefit from proactive, documented water quality testing performed by a NELAP-accredited laboratory.
Proactive, documented water quality testing is the most cost-effective approach to managing commercial building water quality risk. The cost of a comprehensive sampling program is a fraction of the cost of a single tenant complaint investigation or regulatory inspection.
COMMERCIAL RISK MATRIX
BUILDING TYPE LEAD RISK BACTERIA RISK LEGIONELLA RISK
Pre-1986 office towers High Moderate Moderate
Hotels & hospitality Moderate High High
Restaurants & food service Moderate High Low
Healthcare facilities Moderate High High
Post-2000 office buildings Low Moderate Moderate

Our Services

Services

Detect and quantify lead, copper, and other metals caused by corrosion, old plumbing materials, or service line issues critical for employee and public safety.

Services

Microbial & Bacteria Screening

Identify total coliform, E. coli, and other bacterial contaminants that may accumulate in low‑flow systems or rarely used outlets.

Services

Advanced screening for PFAS compounds (including PFOS/PFOA) and other emerging chemical contaminants that pose long‑term health risks.

Services

Compliance & Reporting Services

Comprehensive documentation and testing reports intended for regulatory compliance, property management, or due‑diligence requirements.

COMMERCIAL PROPERTY TYPES
Commercial water testing for every building type and use
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Office Buildings & Class A Properties
Lead and metals assessment for tenant health protection and lease compliance. Legionella screening for buildings with cooling towers, decorative water features, or under-utilized supply lines. Documentation for lease warranty provisions.
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Hotels & Hospitality
Brand standards and regulatory requirements converge for hospitality properties. Bacteria, Legionella, lead, and PFAS testing provides the documentation portfolio required by major hotel brands and health department inspectors.
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Restaurants & Food Service
NYC and NJ health department permits require water quality compliance documentation. Bacteria and potability testing for water used in food preparation. Lead testing for properties with pre-1986 plumbing and water-contact equipment.
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Healthcare & Institutional
Hospitals, clinics, and institutional facilities with immunocompromised occupants require the most rigorous water quality programs: Legionella management plans, comprehensive lead testing, and documented monitoring protocols.

Value and Necessity for Commercial Water Testing

For commercial property owners and facility managers, reliable water testing is not optional it’s an essential part of building maintenance, regulatory compliance, and occupant health protection. Over time, plumbing systems can corrode, joints can deteriorate, and bacteria can thrive in under-used or stagnant sections of piping. Without periodic testing, contaminants may remain invisible until they trigger illness, complaints, or legal action.

The EPA’s Safe Drinking Water Act, along with NYC and New Jersey local laws, requires commercial buildings to maintain safe, contaminant-free water. Issues such as lead, copper, Legionella bacteria, PFAS, and volatile organic compounds can cause significant health risks and expensive remediation. Testing not only prevents violations and liability but also demonstrates a proactive commitment to public safety something regulators and tenants value highly.

Regular testing schedules also protect a property’s infrastructure. Corrosive water can damage pipes, fixtures, and mechanical systems, leading to premature replacements and costly repairs. Testing helps identify these problems early, saving thousands in long-term maintenance. At Olympian Water Testing Commercial, we tailor every testing plan to your property’s layout, occupancy type, and system age. Our experts ensure all samples are properly collected, analyzed, and documented so that you can show full regulatory compliance at any time. When it comes to building safety and reputation, clean water is one of your most valuable assets.

How Water Testing Benefits Multi-Unit Condos and Co-Ops

Multi-unit residential buildings such as condominiums, co-ops, and apartment complexes share interconnected plumbing systems where one issue can affect every resident. Contaminants like lead, copper, and bacteria can enter water through aging pipes, solder joints, or corroded fixtures. Because each unit draws from the same source, even minor contamination can spread throughout the building making routine water testing essential for health, compliance, and community trust.

At Olympian Water Testing Commercial, we work closely with property managers and boards to create testing programs that safeguard both residents and the property itself. Our laboratory analyses identify contaminants at extremely low levels, allowing for early intervention before health concerns or violations arise. We provide detailed reports explaining findings, safe thresholds, and next steps for remediation if required.

Beyond compliance, water testing also improves resident satisfaction and property value. Transparency builds confidence among owners and tenants, showing that management takes proactive steps to maintain a safe environment. In many cities, including New York City and municipalities across New Jersey, testing documentation is also required for building inspections, renovation permits, or health audits. By partnering with Olympian Water Testing Commercial, your condo or co-op can ensure consistent water quality, comply with all regulations, and maintain the trust of every resident who depends on your management for safety.

Commercial water testing for every compliance need

01
Building-Wide Lead & Metals Assessment
Multi-point sampling across representative fixtures throughout a commercial building. Floor-by-floor and zone-by-zone results identify highest-risk areas. Documentation suitable for tenant disclosure, lease compliance, and property due diligence records.
LEAD & METALS
02
Bacteria & Legionella Risk Screening
HPC, total coliform, E. coli, and targeted Legionella sampling consistent with ISO 11731 framework. Required for food service permits, healthcare compliance, and hospitality properties.
MICROBIAL & LEGIONELLA
03
PFAS & Chemical Compliance
PFAS and chemical contaminant testing for commercial properties with lease compliance requirements, food preparation operations, or regulatory scrutiny. EPA 537.1 methodology with NELAP-accredited results and NJ MCL comparison where applicable.
PFAS
04
Periodic Monitoring Programs
Scheduled quarterly or annual sampling programs for commercial buildings requiring ongoing water quality documentation. Sampling plans designed to satisfy regulatory requirements and tenant agreements with minimum operational disruption.
MONITORING