ISWS team wins 2019 NGWA Outstanding Groundwater Supply Project Award Sep 16, 2019 7:30 am by Tiffany Jolley Share on Facebook Tweet Email Images The Groundwater science team at the Illinois State Water Survey (ISWS) has received the National Ground Water Association Outstanding Groundwater Supply Project Award for 2019 for their project Assessing At-Risk Groundwater Supply in the Southwest Suburbs of Chicago. Share on Facebook Tweet Email