The Environmental Science Department (ESD) provides research, data gathering, scientific assessment and environmental coordination functions for the San Antonio River Authority. ESD evaluates water and stormwater quality; provides environmental planning and pollution prevention; identifies resource protection and promotes ecosystem restoration, instream and environmental flow needs. The department evaluates public health issues and provides public outreach. Services provided by ESD are: water quality/environmental monitoring, laboratory operations, pollution investigations, quality assurance, data management and data assessments, stormwater monitoring and low impact development (LID) design and reviews.