BAL Laboratory has over 20 years of experience testing public drinking water. Our staff is well versed with State and Federal Regulations regarding Public Drinking Water. BAL has an excellent relationship with the Rhode Island Department of Health, Office of Drinking Water Quality and the Massachusetts Department of Environmental Protection.

BAL is currently certified in Rhode Island and Massachusetts for the following drinking water methods:

Total Coliform
  • SM9221B (MPN)
  • SM9222B (MF)
  • SM9223B (Colilert, Colilert 18, Colisure, Quantitray)
Fecal Coliform
  • SM9221 (MPN)
  • SM9222 (MF)
E. coli
  • SM9222B NA MUG
  • SM9221 (MPN)
  • SM9222 (MF)
  • SM9223B (Colilert, Colilert 18m, Colisure, Quantitray)
Heterotrophic Plate Count
  • SM9215B (Pour)