- In an effort to manage storm water runoff, Swarthmore has installed porous pavement, green roofs, rain gardens, infiltration beds, and underground infiltration systems that help to absorb rainwater before it runs off.
- Cisterns are used to capture stormwater runoff so that it may be used for landscape irrigation.
- A biostream behind McCabe library helps to collect rainwater in a natural feature in the landscape.
- Four green roofs, totaling approximately 15,000 square feet, absorb rainwater while also providing natural habitat; a fifth green roof, a retrofit of the Lang Performing Arts Center roof, is planned.
- The College sponsored Crum Creek Monitoring Project monitors the overall health of the Crum Creek watershed in the area on and around the campus.
- All dormitory bathrooms have low-flow shower heads.
- Most laundry units on campus are high-efficiency models.