Lessons
The aquifer, in pieces you can read in a coffee break.
Seven interactive lessons. Start anywhere. Come back to whichever one matters when it matters.
The Regional Picture
2 minBefore zooming in to Memphis — here's the 8-state Mississippi Embayment groundwater system Memphis is part of.
Meet the Aquifer
3 minA 3D scroll through the layers under Memphis — from loess at the surface to the Fort Pillow Sand 400 meters down.
See the Scale (3D viewer)
2 minThe real CAESER Shelby County geological model in your browser. Toggle 11 formations, orbit the camera, exaggerate the vertical scale.
Check Your Address
1 minType your address. Find out if you sit on the recharge zone, how close the nearest breach is, and which wellfield feeds your tap.
Explore the Map
Open-endedToggle the recharge zone, known and suspected breaches, wellfields, and Memphis Sand extent across the metro area.
Breaches & Vulnerability
4 minA deeper dive into the known and suspected breaches in the Upper Claiborne Confining Unit — and what makes them contamination pathways.
The Contamination Story
5 minEight decades of industrial pollution mapped against the clay shield that's meant to protect our drinking water.
Watching the Water
3 minWell-level monitoring data from three demonstration sites — a production wellfield, the recharge zone, and a breach-adjacent well.
What You Can Do
2 minFrom a 30-second signature to a 12-week training — ways to step into protecting Memphis's water with POA.
Have an idea for a lesson?
Every lesson here answers a question someone asked POA. If there's a water-quality or aquifer topic you wish you understood better, tell us.
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