Human Health 2 Establishing Thresholds. Establishing Water Quality Thresholds (Q1). Epi Studies. Toxicology Studies. Analytical Methods. Exposure Assessment. Process. Persistence (Fate and Transport). Uncertainty. Occurrence Data (inc. degradates). Temporal. Risk Communication.
Persistence (Fate and Transport)
Occurrence Data (inc. degradates)
(Health Reference Level)
Uncertainty & Conservatism = f(lack of information)