Geol/Nats107

Illustrations

Ground Water

1. Porosity
2. Imagine a saturated Earth
3. Typical unconfined water table
4. Artesian system
5. Chicago Artesian
6. Chicago Catchment
7. Chicago Artesian 1864, 1895 and 1915
8. Chicago 1958

Last Modified June 27, 1997 RD