The
seasonal
high
iron
concentration
in
reservoirs
North
China
Plain
causes
staining
and
taste,
thus
impacting
consumer
acceptance
of
drinking
water.
To
elucidate
the
regularities
variations
concentration,
our
study
summarized
analyzed
distribution
a
typical
plain
reservoir
during
three
years
from
2020
to
2022
its
correlation
with
environment
variables
other
water
quality
indicators.
Statistical
analysis
showed
that
increase
mainly
occurred
between
May
November,
it
usually
peaked
September,
maximum
exceeds
1mg/L.
Iron
element
overlying
existed
an
insoluble
state.
exhibited
positive
turbidity,
temperature,
permanganate
index,
chlorophyll
algae
count
(P<0.01).
Furthermore,
had
significant
amount
Microcystis,
Eudorina,
Euglena,
Cryptomonas.
It
can
be
inferred
is
caused
by
growth
reproduction
planktonic
algae.
Temporal
spatial
also
gradually
affect
content
sediment.
Our
highlights
interaction
inhibition
important
controlling
concentration.
