Which of the following is NOT a license type that can break the seal on a well?

The correct choice is based on the specific functions and licensing authority associated with each option. While a Licensed Pump Installation Contractor, Natural Resources Ground Water Technician, and Water Well Monitoring Technician have roles that likely include the ability to break the seal on a well, an Environmental Health Inspector generally does not have this authority as part of their function.

Environmental Health Inspectors primarily focus on health concerns, including overseeing sanitation and public health programs. Their responsibilities may involve inspecting various facilities and environments to ensure they comply with health regulations, but they do not typically engage in activities directly linked to the operation or maintenance of wells, including breaking seals which could affect the integrity and safety of water sources.

Understanding the limits of authority and the specific duties associated with each license highlights why the Environmental Health Inspector is the option that does not align with the responsibility of breaking a well's seal.