# LevelOfDetailValue ## **Code list: LevelOfDetailValue** A calculated value indicating the relative cartographic importance of a WatercourseLink to aid selection and depiction when styling the data. | Value | Description | | -------- | ------------------------------------------------------------------------------------------------------------------------------------------- | | local | A watercourse which is important mainly at a local level, recommended for representation only at scales of 1:20 000 and larger. | | district | A watercourse which is important at a local and district level, recommended for representation only at scales of 1:50 000 and larger. | | regional | A watercourse which is important at a local, district and regional level, recommended for representation at scales of 1:250 000 and larger. | | national | A watercourse which is important at a national level, recommended for representation at all scales. | --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.os.uk/os-downloads/resources/product-resources/end-of-life-product-documentation/os-mastermap-water-network-layer/os-mastermap-water-network-layer-technical-specification/code-lists-and-enumerations/levelofdetailvalue.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.