Another 20,000 people vaccinated in Waterloo Region It says those options will be available during limited hours at The Boardwalk in Waterloo, the Health Sciences Campus in Kitchener and at the Waterloo Public Health offices in Waterloo, though the program could be expanded depending upon popularity and capacity.“As the highly transmissible Delta variant spreads in our community, it is critical that we get the vaccine to people who still need to receive their first dose,” said Shirley Hilton, Waterloo Region Police deputy chief.“No one who wants the vaccine will be left behind,” the head of the task force added. “These walk-in spots are available to make it easier for anyone who still needs to get a first dose.” Pfizer COVID-19 vaccine.