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WET Science Center

Come enjoy this free, fun education center with activities and exhibits for visitors of all ages.

W-E-T stands for Water, Education, and Technology. 
The WET Center has all that and more! Learn about the water cycle, LOTT’s state-of-the-art wastewater treatment, reclaimed water, and clean water careers.

A water-themed learning space

Open Mon-Sat 10am-4pm

The WET Science Center offers exhibits, displays, games, and activities for people of all ages. Here are a few things you can do at the WET Center.

GIANT CALCULATOR
Use a giant calculator to add up your daily activities to find out how much water you use each day.
WATER CYCLES
Explore the urban water cycle to learn more about sewer systems, septic systems, reclaimed water, stormwater, and more.
COMPUTER GAME
Try out four different LOTT jobs in a challenging computer game.
TREATMENT PLANT
Explore the mini treatment plant to learn about bacteria that help clean up wastewater.
WATER PIPELINE
Build a reclaimed water pipeline to move water (plastic balls) from one place to another.
MAP SYSTEM
Find your home, school, or workplace on a map and see how long it takes for your flush to reach the treatment plant.

Check out our upcoming events, mark your calendar, and join us for free hands-on activities.

Visit Us

500 Adams Street NE, Olympia, WA 98501

The WET Science Center is located in downtown Olympia. Free parking is available in the visitor lot to the west of the WET Science Center, and metered on-street parking is nearby. Buses can be parked temporarily in the bus pullouts in front of the WET Science Center for loading and unloading.



Planning to visit with a class, daycamp, or other group larger than 10 people? Group visits must be pre-arranged. Learn more at the Group Visits page so we can help you make the most of your visit.

Who We Are

The WET center is owned and operated by the LOTT Clean Water Alliance, a nonprofit corporation providing wastewater management services for the urban areas of Lacey, Olympia, and Tumwater. LOTT has a strong commitment to proactive public education and the WET Center is the heart of our outreach program. It serves as a destination for community members to build their understanding of all things water.