Category: Ask the Expert

Where Can I Find a List of Toxicity Contaminants and Their Thresholds?

Q. Where can I find a list of thresholds for metal/chemicals to use to determine if the sludge-type waste from the triple basin collection system on our city sewer line is hazardous? A. From your question, we infer that you have already determined that your waste is not a listed hazardous waste and that you […]

How Often Do I Need to Conduct Opacity Monitoring on My Boilers?

Q. I have an Illinois Title V permit and we run three boilers with two firing natural gas and one we blend natural gas and biogas. We have the ability to use diesel and oil as well, but we simply do not use these. Although, we keep them on our permit just in case we […]

power strip

Q&A: Power Strips for Office Electronics

Recently, a subscriber asked the following question: According to OSHA, are we allowed to use power strips to permanently power electronics like office computers?

Barrels

Do SQGs Need to Inspect Container Areas If There Are No Containers Present and for How Long Do Weekly Inspection Logs Need to be Kept?

Q. As a small quantity generator (SQGs), we know that our waste containers during the 180-day accumulation period must be inspected weekly. Does the area still need to be inspected weekly when there are no containers? Also, is there a record retention requirement for the weekly inspection log?