A variety of water testing services are available from New Jersey certified commercial laboratories. These laboratories are listed in the yellow pages of your phone book. There are many substances that can negatively affect the quality of your well water. Some are found naturally in the environment, while others result from human activities. They can enter your well water from faulty household septic systems or nearby animal feedlots.
Nitrates often come from the natural breakdown of human and animal wastes.
They are also found in chemical fertilizers. Nitrates can enter your well water from faulty household septic systems, nearby farms and home fertilizer use. Lead was once used in household plumbing materials. Lead pipes and solder can still be found in many older homes. Small amounts of lead are also found in brass faucets and in some well pumps.