Waterloo By-law 2025-028, s. 1.0(4) — Interpretation In this by-law, the following terms shall have the following meanings

Interpretation In this by-law, the following terms shall have the following meanings:

• “Background Sound Level” is the ambient sound that is present in the environment, produced by noise sources other than the source under impact assessment. Highly intrusive short duration noise caused by a source such as aircraft fly-over or a train pass-by is excluded from the determination of the background sound level. Background sound level may also be referred to as “ambient sound level”;