The New Jersey Private Well Testing Act (PWTA) is a statewide requirement designed to protect homeowners, buyers, and sellers by ensuring that private well water meets essential safety standards. Unlike municipal water systems, which undergo continuous monitoring, private wells are not regulated unless a property is being sold or a rental unit requires testing. New Jersey law requires certified water testing at every real estate transaction involving a private well. Olympian Water Testing provides PWTA-compliant sampling and NELAP-accredited laboratory analysis for all 21 NJ counties.
The PWTA was created to ensure that drinking water is free from harmful contaminants and that all parties involved in a real estate transaction receive accurate, certified water quality information. Under this law, specific contaminants must be tested depending on the county and region, including bacteria, nitrate, iron, manganese, arsenic, lead, volatile organic compounds, and in some cases, PFAS. Test results must be certified by a state-approved laboratory, and they must be shared with the buyer, seller, and in some cases, tenants or local health authorities. The PWTA does not require treatment, but it requires transparency, ensuring that individuals understand the quality of the water they rely on before finalizing a purchase or lease. The law plays a crucial role in identifying contaminants early, preventing potential health risks, and maintaining public confidence in the safety of private well water. Whether you are preparing a property for sale, purchasing a home with a private well, or managing a rental unit, PWTA testing is a legal requirement that must be completed before closing.
Olympian Water Testing PWTA specializes in handling every step of the process, ensuring compliance, accuracy, and smooth documentation. With our certified sampling services, property owners can navigate PWTA requirements easily and confidently.
The New Jersey Private Well Testing Act mandates water quality analysis at every real estate transaction involving a private well. The law defines required contaminants, certified laboratories, and reporting standards for closing.
Olympian Water Testing is NELAP-accredited and NJ DEP certified. Our compliance reports are formatted specifically for NJ real estate transactions — accepted by title companies, attorneys, and the Department of Environmental Protection.
Coordinated with realtors, attorneys, and title companies within the required closing window.
On-site sampling following NJ DEP protocol with full chain of custody.
NELAP-accredited testing using EPA-approved methods. 5–10 day turnaround.
Official PWTA report delivered to all parties. Accepted statewide.
The standard panel includes 12 required contaminants. Expanded testing is recommended for high-risk areas.
Most common failure. Annual testing recommended.
Agricultural runoff indicator. Infant health concern above 10 mg/L.
No safe level. First-draw testing required.
Common in NJ geology. Often exceeds limits in specific counties.
Industrial solvents and contamination indicators.
Common groundwater elements affecting taste and staining.
Corrosivity and aesthetic indicators.
Treatment performance and radionuclide screening.
Compliance with the New Jersey Private Well Testing Act is essential for protecting both property buyers and sellers. The PWTA ensures that everyone involved in a real estate transaction has full transparency regarding the safety of the drinking water supplied by a private well. Without proper testing, harmful contaminants could go unnoticed, placing families at risk of exposure and creating costly surprises after closing. Following the PWTA protects you legally, financially, and health-wise. For sellers, compliance prevents delays in closing, avoids legal disputes, and provides peace of mind knowing that all required documentation is complete. Buyers benefit from being able to make informed decisions about treatment systems, repair needs, or future maintenance.
PWTA compliance is also important for rental properties, as landlords must provide safe drinking water to tenants and may be required to test under certain conditions. Beyond legal requirements, compliance ensures that water quality issues are addressed promptly. Many contaminants, such as arsenic, VOCs, or bacteria, cannot be detected by taste or smell. A certified PWTA test is often the only way to identify these risks. Regular testing helps protect children, elderly individuals, and people with health conditions who may be more vulnerable to contaminants. Staying compliant also strengthens property value, as well-documented water safety is an attractive selling point. Olympian Water Testing PWTA ensures full compliance by handling certified sampling, proper chain of custody, regional test panels, clear reporting, and guidance on next steps. Compliance is not simply a requirement, it is a critical safeguard for your property, your transaction, and your health.
Founded in 1991 by Dennis Kanakis, CMI — a Certified Master Inspector and Duly Authorized Representative — Olympian Water Testing brings over three decades of expertise in residential and commercial water quality analysis.
We hold NELAP accreditation, NJ DEP certification, NYS ELAP approval, and CT DPH certification — ensuring every result meets regulatory and legal standards.
Our PWTA compliance reports have been accepted at thousands of NJ real estate closings. We coordinate directly with realtors, attorneys, inspectors, and title companies to ensure everything is scheduled, delivered, and formatted correctly — the first time.
National standard for drinking water analysis, accepted in all 50 states.
Certified for all PWTA-required contaminants including bacteria, VOCs, arsenic, and lead.
Formatted for NJ real estate transactions and accepted by all title companies and agencies.
Certified sampling is the foundation of New Jersey PWTA compliance, ensuring that water test results are accurate, reliable, and legally valid for real estate transactions. Only certified professionals or accredited labs may collect samples for PWTA testing. This process follows strict chain-of-custody procedures to prevent contamination or mishandling, guaranteeing that results genuinely reflect the water quality at your property. Certified sampling begins with identifying the correct fixtures to sample and preparing them by flushing or stabilizing the water as required by state guidelines. The sampler uses sterile containers, temperature-controlled storage, and precise documentation to maintain the integrity of each sample. Every sample is labeled with a unique identification number, time stamp, and location to ensure traceability.
Once collected, the samples are delivered directly to a New Jersey-certified laboratory, where they undergo advanced testing for bacteria, nitrate, metals, minerals, arsenic, lead, VOCs, and PFAS depending on regional requirements. Certified sampling ensures consistency and accuracy, something DIY sampling cannot achieve. For real estate closings, certified sampling is mandatory; non-certified results are not accepted by attorneys, inspectors, or buyers. Certified reports include detailed findings, action levels, and any exceedances that may require attention before closing. At Olympian Water Testing PWTA, our certified samplers follow every requirement of the NJ PWTA, including fixture preparation, proper paperwork, sample preservation, and full chain-of-custody handling. We also explain results in simple terms and provide options for retesting, treatment, or documentation support. Certified sampling ensures that your PWTA testing is legally compliant, scientifically accurate, and ready for real estate professionals to approve without delay.