The Survey of India is the nodal agency responsible for setting and maintaining data quality standards and guidelines for Indian geography.

IS 14900:2017 defines the coordinate system and datum used for geospatial data in India.

The horizontal datum used for geospatial data in India is Indian Geodetic Datum 1960 (IGD60).

IS 15680:2017 defines the metadata standards for geospatial data in India.

The minimum accuracy requirement for geospatial data in India is 1:25,000.

IS 17269:2017 defines the data quality standards for topographic maps in India.

The maximum allowable error for horizontal positioning in topographic maps in India is 10 meters.

IS 18931:2017 defines the data quality standards for thematic maps in India.

The maximum allowable error for thematic maps in India is 10%.

The Survey of India is responsible for monitoring and enforcing data quality standards and guidelines for Indian geography.

Not adhering to data quality standards and guidelines in Indian geography can lead to inaccurate and unreliable data, difficulty in data integration and analysis, and misleading decision-making.

Data quality in Indian geography can be improved by using high-quality source data, following standardized data collection and processing procedures, and regularly updating and maintaining data.

Adhering to data quality standards and guidelines in Indian geography leads to accurate and reliable data, easy data integration and analysis, and informed decision-making.

Data users can ensure that the data they are using meets the required quality standards by checking the metadata of the data, contacting the data provider, and validating the data against known standards.

Some of the challenges in implementing data quality standards and guidelines in Indian geography include lack of resources, lack of awareness, and lack of enforcement.