The Atlantic-Cape May Sustainable Jersey hub will sponsor a free presentation titled "Water 101: Aquifer to Tap" 6 p.m. to 8 p.m. Tuesday, Oct. 22 at the Howard S. Stainton Senior Center within the Ocean City Community Center (1735 Simpson Avenue).

The public is invited to learn more:

• Where does our water come from?
• How do we know it's safe to drink?
• What impacts water supply and quality?
• What happens to water once it goes down the drain?
• What can you do to protect and conserve this most precious resource?