Legend (Hauraki/Contaminants_WaterQuality_AC)

Water Quality Index Grades (0) Excellent Good Fair Poor Combined Sediment Contamination Values (2) 14.200000 - 62.200000 62.200001 - 115.200000 115.200001 - 183.000000 183.000001 - 247.839912 247.839913 - 347.000000 Combined Sediment Contamination Values (3) 14.200000 - 62.200000 62.200001 - 115.200000 115.200001 - 183.000000 183.000001 - 247.839912 247.839913 - 347.000000 Combined Sediment Contamination Values (4) 14.200000 - 62.200000 62.200001 - 115.200000 115.200001 - 183.000000 183.000001 - 247.839912 247.839913 - 347.000000 Safe Swim Grades (5) A B C D Permanent warnings Intertidal Sediment (Mud %) (6) <10% 10 - 25% 25 - 60% 60 - 80% 80 - 100% Benthic Health Grades (2014) (7) 1 (Healthy) 2 3 4 5 (Unhealthy)