About Madison Metropolitan Sewerage District

MMSD is the primary caretaker for this region’s water supply. We
handle wastewater and transform it into three resources that benefit the citizens of this region.

WATER—We currently return safe treated water back to streams each day.

NUTRIENTS—We produce biosolids that local farmers use as fertilizer to grow our food.

ENERGY—We produce renewable
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  • Madison Metropolitan Sewerage District photo: Plant Tour
  • Madison Metropolitan Sewerage District photo: Lab
  • Madison Metropolitan Sewerage District photo: Ostara building
  • Madison Metropolitan Sewerage District photo: Plant Grounds
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