bcefac17_what_causes_poor_water_quality__Issue
[Source(s)] development sites erosion stormwater run-off [Associated Problems in Creeks] increased turbidity in-filling of creek pools weed growth [Issue] 
Sediment
S e w a g e P o l l u t i o n
O i l s , g r e a s e a n d o t h e r c h e m i c a l s
N u t r i e n t s
D e t e r g e n t s
L i t t e r a n d r u b b i s h
W e e d s
S e d i m e n t
P e s t i c i d e s
C h a n g e s t o c r e e k f l o w
what causes poor water quality
Issue