HONOLULU (KHON2) -- The Hawaii State Department of Health (DOH) is conducting retests at Richardson Ocean Center after detecting a concerning level of 591 per 100 mL during routine beach monitoring. Get Hawaii's latest morning news delivered to your inbox, sign up for News 2 You The department is unsure about the reliability of the initial sample, prompting further investigation. Historically, this beach has consistently met acceptable water quality thresholds, and there are no known sources of fecal contamination in the area. Honolulu Police seek public’s help in purse snatching case As a precaution, the DOH has collected a new sample for analysis. Officials will provide updates on the situation based on the results of the retesting. Download the free KHON2 app for iOS or Android to stay informed on the latest news For more information, visit the Hawaii DOH and the EPA Beaches websites.