State Certified Drinking Water Lab
We are celebrating our 25th Year of business
For 25 years, Mat-Su Test Lab (MSTL) has had a reputation of reasonable pricing and exceptional service. Because of our reliable service, MSTL is the largest water testing laboratory in the Mat-Su Valley. And because many of our tests are performed on site, we are able to offer testing at a more economical rate with a faster turn around time than other labs.