A student from Hope Community Charter School checks the temperature of his water sample at the WWMD event at Hains Point on September 18.

LaMotte Company’s Margaret Hill discusses various types of water monitoring equipment with students at the WWMD event at Hains Point on September 18. 

Students from St. Michael the Archangel School await the results of their dissolved oxygen test at the WWMD event at Hains Point on September 18.

James Beckley with the Virginia Department of Environmental Quality demonstrates data collection using a water quality multiprobe at the WWMD event at Hains Point on September 18.

EPA’s Alice Mayio shares samples of preserved macroinvertebrates with students at the WWMD event at Hains Point on September 18.

A student from Grace Episcopal School checks the temperature of her water sample at the WWMD event at Hains Point on September 18.

Approximately 150 schoolchildren from schools in the District, Virginia, and Maryland participate in the WWMD event at Hains Point on September 18.

WEF staff member Stevi Hunt-Cottrell checks students’ “passports” at the completion of the WWMD event at Hains Point on September 18. Students were asked to find the answers to at least 10 questions posed by exhibiting organizations in order to receive a prize from WWMD.

Students from Immanuel Lutheran School determine the turbidity of their water sample at the WWMD event at Hains Point on September 18.

IWA staff member Frances Lucraft assists students with the monitoring activity at the WWMD event at Hains Point on September 18.

Students from Jefferson-Houston School for Arts and Academics return to the monitoring station with their water sample at the WWMD event at Hains Point on September 18.

Congresswoman Eleanor Holmes Norton (D-DC) addresses attendees at the WWMD event at Hains Point on September 18.

Representatives from the National Park Service shared their EnviroScape wetlands model with students at the WWMD event at Hains Point on September 18.

Jim Brewer with the National Resources Conservation Service (NRCS) in Maryland demonstrates runoff and erosion to students at the WWMD event at Hains Point on September 18.

Officer Snook with the U.S. Coast Guard’s Sea Partners program made friends with PerkinElmer’s Alessandra Rasmussen at the WWMD event at Hains Point on September 18.

WEF staff member Joyce Scott assists students with the monitoring activity at the WWMD event at Hains Point on September 18.

Students from St. Michael the Archangel School await the results of their dissolved oxygen test at the WWMD event at Hains Point on September 18.

The U.S. Forest Service’s Woodsy Owl makes an appearance at the WWMD event at Hains Point on September 18.

WEF staff members John Weismiller and Sandy Jordan assist students with the monitoring activity at the WWMD event at Hains Point on September 18.

WEF President Rebecca West addresses attendees at the WWMD event at Hains Point on September 18.