
October 22, 2025
Megawattage Blog
Why Clean Fuel is Non-Negotiable: The Cost of Contaminated Diesel in Backup Generators
What Happens When Diesel Sits Too Long? Diesel fuel naturally degrades over time, especially when stored for extended periods. As it sits, contaminants such as water, microbial growth (commonly known as “diesel bugs”), and sediment can accumulate inside the tank. This leads to a range of serious problems, including clogged fuel filters, injector failure, corrosion