Saint Peters
Saint Peters, MO water profile — supply sources, drought status, wastewater reuse, and the key water issues facing the city.
Saint Peters, MO is a small but growing city, with a population near 52,575 and the 12th-largest community in Missouri. Like much of Missouri, Saint Peters draws its water primarily from Missouri River, Mississippi River, and Ozark aquifer.
Saint Peters's water outlook is shaped most by aging infrastructure — the issue that dominates planning across Missouri. Major rivers provide ample supply; aging systems are the main vulnerability.
Saint Peters sits in a state that reuses roughly 4% of treated wastewater (minimal programs) and currently experiences abnormally dry to moderate drought.
For the bigger picture, see the Missouri state water profile and the related issues below.
At a glance
- Population ~52,575 (12th-largest in Missouri)
- Primary sources: Missouri River, Mississippi River, and Ozark aquifer
- Drought: abnormally dry to moderate conditions
- State reuse rate: ~4% of wastewater
Statewide drought history
% of Missouri in severe+ drought (Moderate (D1) now).
Source: U.S. Drought Monitor
Common questions
Is tap water safe in Saint Peters?
Saint Peters is served by community water systems regulated under the Safe Drinking Water Act. Statewide, 26.2% of Missouri's systems have a recent health-based violation. Check your provider's annual Consumer Confidence Report for local results.
Where does Saint Peters get its water?
Saint Peters draws from the same regional sources that serve Missouri: Missouri River, Mississippi River, Ozark aquifer.
Related water issues
Aging Infrastructure
Much of America's water infrastructure is decades past its design life, leaking trillions of gallons a year and demanding hundreds of billions in reinvestment.
ExploreAgricultural Demand
Agriculture accounts for the majority of consumptive water use in the West, making farm efficiency and water markets central to any supply solution.
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