a

b

c

d

e

f

g

h

i

j

k

l

m

n

o

p

q

r

s

t

u

v

w

x

y

z

water quality standards

Definition

The concentration of a water constituent (pollutant) or degree of intensity of some other adverse condition which is permitted in a body of water. Standards are developed from a judgment of the criteria involved.

English Greek Portuguese Swedish