吉林省生态环境质量持续改善

Core Insights - The 2024 Jilin Province Ecological Environment Status Bulletin emphasizes the commitment to high-level ecological protection and high-quality development, with a focus on maintaining ecological safety and political responsibility [2] Air Quality - Jilin Province maintains stable air quality, ranking among the top in the nation, with a good days ratio of 92.9%, exceeding the national average by 5.7 percentage points [2] - The annual average concentration of PM2.5 is 26.9 micrograms per cubic meter, better than the national average by 2.4 micrograms per cubic meter, with both metrics outperforming national averages for nine consecutive years [2] - Six major pollutants have met national secondary standards for seven consecutive years, and there are no acid rain cities, with an average precipitation pH of 6.57, indicating neutrality [2] Water Quality - Water quality has reached a historic high, with all 109 national assessment sections achieving Class V or better, and 97 sections classified as Class I-III, resulting in a good water body ratio of 89%, up 2.8 percentage points year-on-year [3] - The proportion of Class IV water quality sections is 11%, down 0.9 percentage points year-on-year, with major river systems in Jilin achieving good water quality [3] Groundwater and Soil Quality - Groundwater quality at national assessment points remains stable, with ecological quality maintained for 21 consecutive years, and an ecological quality index (EQI) of 67.3, surpassing the national average [3] - Soil quality is good, with agricultural land soil environment being favorable, ensuring the safe use of key construction land and supporting the production of high-quality "Jilin grain" [3] Noise and Radiation Quality - The sound environment quality in urban functional areas shows improvement, with daytime compliance rates at 96.9%, up 4.2 percentage points year-on-year, and nighttime compliance rates at 84.9%, up 8.1 percentage points year-on-year, marking seven years of continuous improvement [3] - Radiation environment remains stable and safe [3]