Carson Oldson focused on stabilizing the USEPA/webcms Drupal deployment by addressing a complex bug related to settings and module interactions. He reverted problematic changes tied to EPAD8-2656, removed the epa_snapshot module, and streamlined alert display logic to reduce inter-module conflicts. Using PHP, JavaScript, and YAML, Carson clarified AJAX error handling by basing error visibility on the presence of the tome module, which improved both user experience and engineering maintainability. His work consolidated configuration management and reduced conditional checks, resulting in a more predictable and reliable Drupal admin and frontend environment. The depth of changes reflects careful, targeted engineering.