Connecticut Subsurface Underground Storage Conveyance (USC) is a system of underground storage designed specifically for the storage and conveyance of various substances such as water, sewage, oil, gas, and other liquids or gases. It encompasses different types of structures and equipment utilized for safe and effective storage and transportation purposes. One type of Connecticut Subsurface Underground Storage Conveyance is the Underground Storage Tank (MUST). These tanks are commonly used to store hazardous substances such as petroleum products or chemicals. The Uses are made of durable materials like fiberglass or steel, providing a secure and leak-proof container for the stored substances. They are buried underground to maximize storage capacity and minimize environmental risks. Another type of Connecticut Subsurface Underground Storage Conveyance is the Subsurface Pipeline System. This system consists of a network of pipes installed underground to transport liquids or gases from one location to another. It is commonly used for conveying water, sewage, natural gas, and oil. The pipes used are made of various materials such as PVC, ductile iron, or HDPE, depending on the intended application and environmental factors. In Connecticut, these subsurface underground storage conveyances are subject to regulatory oversight to ensure safety, environmental protection, and compliance with state and federal regulations. The Connecticut Department of Energy and Environmental Protection (DEEP) is responsible for managing and regulating these systems to prevent leaks, spills, or other environmental hazards. Regular inspections and maintenance are essential to ensure the integrity and proper functioning of these conveyance systems. Operators of Connecticut Subsurface Underground Storage Conveyance are required to monitor and test the storage tanks or pipelines for any signs of leakage or degradation regularly. Any necessary repairs or upgrades must be promptly performed to ensure the safety of the stored substances and the surrounding environment. Overall, Connecticut Subsurface Underground Storage Conveyance serves as a crucial infrastructure for the storage and transit of various substances. Through careful design, construction, and regular maintenance, these systems provide a reliable and effective means of storing and transporting liquids and gases while minimizing environmental risks and ensuring public safety.