Additional Green
Building Projects
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Bunker Interpretive Center – Calvin College
Grand Rapids, Michigan
- Headquarters for Calvin College Biology department opened in 2004
- Educational resource for visitors to college’s 35-acre eco-preserve
- Center includes laboratory, multi-purpose room, and display hall
- Designed by Wolverine Building Group to achieve LEED Gold certification
- One large composting system with two foam-flush toilet fixtures
- Composter can handle up to 65,000 uses annually
- Clivus systems saves up to 100,000 gallons of water annually
- Greywater system reuses washwater to irrigate indoor planter box
Hallo Bay
Katmai National Park, Alaska
- Eco-tourism for bear viewing
- Lat/Lon: 59.7° N 151.5° W
- Average temperature 38°F
- One commercial composter accommodates 30,000 uses per year
- Waterless toilets eliminate the use of water for flushing
Islandwood – Puget Sound
Environmental Center
Bainbridge Island, Washington
- Environmental school serving youth from Puget sound area
- LEED Gold certified building
- Two commercial systems with dry toilets use no water and serve 36,000 uses per year
- Interior systems could save 60,000 gallons of water each per year
- Four M54 trailheads serve 22,000 uses per year each and accommodate restroom needs on trails
KC Structural Steel
Kansas City, Missouri
- 70,000 square feet of manufacturing space
- Two commercial systems accommodate 40,000 uses each per year
- Four Foam-flush toilets only six oz of water per use
- 120,000 gallons saved each year
- Shows the KC Steel’s commitment to sustainable practices
Maho Bay – Concordia Campgrounds
St. John, U.S. Virgin Islands
- Eco-tourism location offers high-end tent accommodations
- Long history with Clivus systems since 1979
- Eliminate pollution in a sensitive ecosystem
- 25 smaller composters each accommodate 5,000 uses per year (125,000 uses combined)
Mountain Equipment Co-op (MEC)
Winnipeg, Manitoba
- Dedicated to supplying wilderness gear and apparel to members
- Winnipeg store (opened in 2002) achieved LEED Gold certification
- Winnipeg store uses one large composting system and two dry toilet fixtures
- System rated for up to 40,000 uses annually
- Saves up to 63,000 gallons of water annually
- Use of composting toilet system reflects MEC's commitment to environmental leadership
Feature Sheet
Warren Wilson College – Eco-Dorm
Ashville, North Carolina
- Dormitory serves 36 students
- LEED Platinum certification
- Two smaller systems handle 18,000 uses each per year
- Composting systems save almost 30,000 gallons of water per year
