The violations stem from eight rain events of one quarter inch or greater at the site, which resulted in a discharge of pollutants from the site into waters of the United States in violation of Section 301 of the Clean Water Act. Respondent did not develop and implement a site-specific Storm Water Pollution Prevention Plan (SWPPP) and apply for NPDES permit coverage, either by filing an individual permit application or an NOI to be covered by an applicable NPDES general permit, for discharges from the facility. The violations were identified during a 08/11/2015 inspection conducted by NMED on behalf of EPA.