松辽水利委员会组织开展基于遥感的农业用水量核算和违规取用水情况调查工作

Core Viewpoint - The article discusses the challenges and initiatives related to agricultural water usage in the Lalin River basin, highlighting the implementation of a water resource constraint system and the ongoing investigation into agricultural water consumption and illegal water usage [1] Group 1: Agricultural Water Usage Investigation - The Songliao Water Resources Committee has initiated an investigation into agricultural water usage in the Lalin River basin, focusing on the tight water supply situation [1] - The investigation employs a combination of satellite remote sensing and on-site verification to assess agricultural planting areas and actual irrigation areas [1] - The total agricultural irrigation water volume for 2024 in the Lalin River basin has been calculated based on different agricultural water quotas for various regions [1] Group 2: Data Verification and Management - The investigation includes a review of water usage data reported by local authorities through a water usage statistical reporting system [1] - The committee is utilizing the achievements from water usage consolidation actions and management platforms to map irrigation water intake locations and ranges [1] - A field verification was conducted in six counties (cities, districts) including Wuchang and Shulan, with 15 to 20 sampling points selected for on-site checks [1] Group 3: Future Actions and Oversight - The Songliao Committee plans to solicit opinions from relevant provinces regarding the issues identified during the investigation and will require further verification [1] - There will be guidance and supervision to implement corrective measures, strengthen total water usage control in key river basins, and enhance supervision and management of water usage [1]