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• Cascade Groundwater Alliance

  https://www.greshamoregon.gov/environmental-services/water-services/cascade-groundwater-alliance/

  The City and Rockwood Water People’s Utility District formed the Cascade Groundwater Alliance to expand Gresham’s groundwater system together.

• Stormwater Tree Wells

  https://www.greshamoregon.gov/environmental-services/water-services/tree-wells/

  Gresham is planting trees in neighborhoods and building tree wells to help filter stormwater naturally. Tree wells naturally filters street pollutants to reduce the amount of toxins reaching streams.