Abstract:Objective: To investigate the fresh milk and farm inputs of Beijing and Hebei districts of heavy metal pollution condition. Methods: The fresh milk samples of 35 farms in Beijing and Hebei districts, as well as the feed and production water as inputs from 3 large-scale farms in Beijing were collected to carry out risk monitoring of lead pollution based on the distribution of farms in these two districts. Results: There were no exceeding the standard limit requirements of lead contents in 52 feed samples and no lead detected in 6 water samples from 3 farms in Beijing district. The qualification rate of feed and water samples was 100%. The qualification rate of 35 fresh milk samples from farms in Beijing and Hebei regions was 100%. Conclusion: The farm inputs of Beijing district was safe, and there was no significant lead pollution in fresh milk from farms in Beijing and Hebei districts. This paper not only summarized the lead pollution level of fresh milk in Beijing and Hebei districts, but also provided reference data for formulating standards, risk early warning and risk assessment.