Water testing services include taking a water sample following accepted protocols with analysis of samples performed by a certified lab. General options include a basic water Potability test for Coliform (bacteria) and other elements such as Nitrate/Nitrite, Hardness, Acidity (pH). Expanded testing options may include volatile organic compounds (fuels), heavy metals (lead, etc.), or other elements required or recommended by local authorities or common practice such as when a property is located in close proximity to agricultural land, mining, dry cleaning establishments, gas stations, industrial facilities, landfills, or other known or suspected local hazards exist.