By Marie-Danielle Smith, Ottawa Citizen, July 4, 2014

Higher-than-average E. coli levels in a water sample from Thursday morning
caused the City to issue an advisory against swimming at Westboro Beach Friday.
Donna Casey, a program and project management officer at Ottawa Public Health,
said significant rainfall Wednesday could’ve played a role in the unusually high
rate of harmful bacteria. via
Water unsafe for swimming at Westboro Beach Friday | Ottawa Citizen.