Water Quality Update – September 11, 2026
CITY OF MATTOON Water Quality Update – September 11, 2026 Current Sample Sample collected on September 7, 2026 showed non-detectable levels of harmful algal bloom neurological toxin in the drinking water at 0.00 ppb which is considered non-detect under the EPA guidelines and the recommended advisory levels of .30 ppb. As per recent Illinois EPA’s recommendations, sampling and testing will be conducted every two weeks. Results will continue to be posted on the City’s website. PAST SAMPLES Sample collected on August 24, 2026 showed non-detectable levels of harmful algal bloom neurological toxin in the drinking water at 0.053 ppb which is considered non-detect under [...]
