Thursday, May 1912:00 – 1:00pm CST Wastewater odor complaints can happen at anytime and anyplace in the wastewater treatment process from lift stations and manholes in the collection system to the headworks or dewatering equipment at the wastewater plant. Carus expert, Darin Skutt will review how hydrogen sulfide and other odors form in a wastewater …
Background:A city located in the United States was investigating high lead levels in their system with lead levels of 17 ppb which is over the U.S. EPA (United States Environmental Protection Agency) action level of 15 ppb. During the investigation, the city also changed their coagulant from ferric sulfate to poly-aluminum chloride to reduce the …
BACKGROUND Kootenai-Ponderay Sewar District located near Sandpoint, Idaho, was trying to control hydrogen sulfide corrosion and odor at two lift stations and several manholes. The source of the problems was from a pressure sewer line that was being discharged into a gravity line below a manhole. The pressure sewer line consists of discharge from a …