Pump, Filtration, and Well Companies

When you’re in the business of providing safe, clean water, you need water testing you can trust. That’s ETR Labs. We’ve been testing water since 1995 and test every sample in our state-of-the-art facility in Central Massachusetts.

We not only provide fast, accurate results, we also include free phone consultations with every test. Need to understand what these tests mean or what actions your clients should take? Call us. We’ll give you the knowledge you need to maintain the highest standards of service for your customers.

We offer over 100 tests-whichever one you need; we’ve got it. We’ve also created bundles of the most commonly needed tests. Call us to select the tests you need.



Free Consultations

Over 100 Tests

Get Your First
Test Free

Go Straight to the Experts

More Than 25 Years of Experience

All Tests Done in Our State-Of-The-Art Facilitt

Fast Turnaround

Complete Confidentiality

Discounts For Professional Services

Convenience and Flexibility

Send samples by UPS, FedEx or the USPS. If you are in the Leominster, Massachusetts, area, you can drop your samples off at our lab 24/7.

We also make it easy to pay for your tests. We have a variety of payment plans available. These include prepaid, payment with delivery (check, cash or credit card), credit card on file, or you can create an account with us with net-30 terms. Each plan has its advantages and we will work with you to set up the one that best suits your needs.


We’re a trusted name in the water industry. We’re a member of the national Water Quality Association and our own local Massachusetts Ground Water Association. We are rated A+ by the Better Business Bureau and we have an A rating on Angi. You can depend on us for both technical accuracy and excellent customer service.


We test for pesticides, herbicides, minerals, heavy metals, VOCS, SVOCS, radon, bacteria, fungi, mold, and much more. We perform these tests daily on water from:

  • Private wells
  • Municipal water supplies
  • Household water government agencies.


We never share your results without your authorization. Our laboratory holds our clients’ privacy in the highest regard. Be aware that laboratories who report their laboratory certification ID number on your report may be required to report your results to various

Not Sure What Test to Choose?