Eastern Drill is the premier water treatment company in Tolland County CT.  Do you know what’s in your drinking water? There is more to water quality than appearance and taste. The only reliable method of knowing what your municipal water or well water contains is to have it tested by a reputable laboratory. The water treatment experts at Eastern Drill can test your tap water for purity. Our water treatments filter or eliminate minerals, contaminants, lead, hardness, and bacterial contaminati