National Water Level Observation Network (NWLON) requirements

The purpose of this technical report is to define the observing system requirements for the NOAA NWLON. This report provides background information on the NWLON, explains how the observing system requirements fit into the context of the NOAA observing system requirements framework, and includes a comprehensive list and description of the NWLON requirements. These requirements include components focused on: data accuracy and uncertainty; station and data continuity; data collection, transmission, and access; documentation; and survivability.