Water,
Journal Year:
2024,
Volume and Issue:
17(1), P. 59 - 59
Published: Dec. 29, 2024
Irrigation
water
quality
is
crucial
for
sustainable
agriculture
and
environmental
health,
influencing
crop
productivity
ecosystem
balance
globally.
This
study
evaluates
the
performance
of
multiple
deep
learning
models
in
classifying
Water
Quality
Index
(IWQI),
addressing
challenge
accurate
prediction
by
examining
impact
increasing
input
complexity,
particularly
through
chemical
ions
derived
indices.
The
tested
include
convolutional
neural
networks
(CNN),
CNN-Long
Short-Term
Memory
(CNN-LSTM),
CNN-bidirectional
Long
(CNN-BiLSTM),
Gated
Recurrent
Unit
(CNN-BiGRUs).
Feature
selection
via
SHapley
Additive
exPlanations
(SHAP)
provided
insights
into
individual
feature
contributions
to
model
predictions.
objectives
were
compare
16
identify
most
effective
approach
IWQI
classification.
utilized
data
from
166
wells
Algeria’s
Naama
region,
with
70%
training
30%
testing.
Results
indicate
that
CNN-BiLSTM
outperformed
others,
achieving
an
accuracy
0.94
area
under
curve
(AUC)
0.994.
While
CNN
effectively
capture
spatial
features,
they
struggle
temporal
dependencies—a
limitation
addressed
LSTM
BiGRU
layers,
which
further
enhanced
bidirectional
processing
model.
importance
analysis
revealed
index
(qi)
qi-Na
was
significant
predictor
both
Model
15
(0.68)
(0.67).
qi-EC
showed
a
slight
decrease
importance,
0.19
0.18
between
models,
while
qi-SAR
qi-Cl
maintained
similar
levels.
Notably,
included
qi-HCO3
minor
score
0.02.
Overall,
these
findings
underscore
critical
role
sodium
levels
predictions
suggest
areas
enhancing
performance.
Despite
computational
demands
model,
results
contribute
development
robust
management,
thereby
promoting
agricultural
sustainability.
Results in Engineering,
Journal Year:
2024,
Volume and Issue:
23, P. 102831 - 102831
Published: Sept. 1, 2024
Water
quality
assessment
and
prediction
play
crucial
roles
in
ensuring
the
sustainability
safety
of
freshwater
resources.
This
study
aims
to
enhance
water
by
integrating
advanced
machine
learning
models
with
XAI
techniques.
Traditional
methods,
such
as
index,
often
require
extensive
data
collection
laboratory
analysis,
making
them
resource-intensive.
The
weighted
arithmetic
index
is
employed
alongside
models,
specifically
RF,
LightGBM,
XGBoost,
predict
quality.
models'
performance
was
evaluated
using
metrics
MAE,
RMSE,
R2,
R.
results
demonstrated
high
predictive
accuracy,
XGBoost
showing
best
(R2
=
0.992,
R
0.996,
MAE
0.825,
RMSE
1.381).
Additionally,
SHAP
were
used
interpret
model's
predictions,
revealing
that
COD
BOD
are
most
influential
factors
determining
quality,
while
electrical
conductivity,
chloride,
nitrate
had
minimal
impact.
High
dissolved
oxygen
levels
associated
lower
indicative
excellent
pH
consistently
influenced
predictions.
findings
suggest
proposed
approach
offers
a
reliable
interpretable
method
for
prediction,
which
can
significantly
benefit
specialists
decision-makers.
Ingeniería del agua,
Journal Year:
2025,
Volume and Issue:
29(1), P. 15 - 29
Published: Jan. 30, 2025
Se
analizaron
las
variaciones
espaciales
y
temporales
del
índice
de
calidad
agua
en
tres
capas
estratificación
térmica
un
cuerpo
endorreico
Michoacán,
México.
utilizaron
dos
métodos,
el
primero
es
desarrollado
por
la
Fundación
Nacional
Saneamiento
los
Estados
Unidos
América,
que
usa
nueve
variables,
físicas,
químicas
bacteriológicas,
para
estimación
índice.
El
segundo
parámetros
son
recomendados
Comisión
Agua
conjunto
datos
analizado
una
base
pública
con
información
años
2012
a
2019
cuatro
sitios
muestreo.
Los
resultados
mostraron
lago
buena
meses
se
rompe
ligeramente
mejor
registrada
térmica.
Water Environment Research,
Journal Year:
2025,
Volume and Issue:
97(2)
Published: Feb. 1, 2025
In
the
semiarid
river
basin
of
south
India,
present
study
focuses
on
appropriateness
water
for
drinking
and
irrigation
as
well
risks
to
human
health
posed
by
pollutants.
A
total
68
groundwater
samples
were
evaluated
consumption
purposes.
With
a
high
electrical
conductivity
peaking
at
3430
μS/cm
an
alkaline
composition,
has
salinity
poor
quality.
Durov's
figure
displays
trend
along
dissolution
or
mixing
line
identifies
geochemical
facies
samples.
According
quality
indexes,
majority
are
categorized
unfit
(26.47%),
extremely
bad
(36.76%),
(26.47%).
elemental
concentrations,
data
grouped
into
three
clusters
using
hierarchical
cluster
analysis.
geographical
distribution,
nitrate
levels
safe
over
about
320.25
km2
dangerous
121.10
km2,
whereas
fluoride
293.92
147.43
km2.
About
50.65
14.70%
samples,
fell
no
restriction
category
irrigation,
indicating
acceptable
standards.
Low
sodium
in
soils
indicated
parameters
like
SAR,
%Na,
PI,
RSC,
MR,
KR;
SAR
values
fall
C2S1,
C3S1,
C4S1
categories.
Doneen's
diagram,
70.5%
had
PI
>75,
suitability;
Wilcox
diagram
classified
22.05%
excellent
69.11%
good
permissible
irrigation.
risk
assessment,
75%
babies,
63%
children,
teens,
54%
adults
have
THI
>1
fluoride.
45%
newborns,
42%
kids,
teenagers,
29%
nitrate.
Infants,
teenagers
danger.
order
safeguard
against
nitrate,
emphasizes
necessity
efficiently
managing
resources,
lowering
agricultural
pollution,
assuring
clean
water.
PRACTITIONER
POINTS:
area,
79.25
based
DWQI.
Based
IWQI,
70.33
area
is
recognized
suitable
practices.
Geogenic
anthropogenic
activities
contribute
pollution
THI,
infants
children
more
prone
contamination.
Revista de Gestão Social e Ambiental,
Journal Year:
2025,
Volume and Issue:
19(2), P. e010939 - e010939
Published: Feb. 13, 2025
Objective:
The
objective
of
this
study
was
to
design
a
Water
Quality
Index
(WQI)
sensitive
the
limits
established
by
current
legislation,
focusing
on
sustainable
management
urban
water
bodies.
Theoretical
Framework:
research
addresses
importance
regionalizing
quality
indices
improve
monitoring
management.
Furthermore,
it
highlights
that
used
in
streams
lack
good
sensitivity
isolated
parameter
variations,
which
justifies
need
for
new
index.
Method:
development
WQI
consisted
four
stages:
selection,
normalization
method,
weight
and
aggregation
method.
initial
parameters,
such
as
total
nitrogen,
solids,
temperature,
were
replaced
ammonia,
nitrate,
surfactants.
Normalization
curves
also
created,
weights
adjusted.
Results
Discussion:
WQIBHU
(IQABHU)
demonstrated
greater
variations
compared
WQICETESB
(IQACETESB),
with
exception
ANH-01
point.
Most
values
IQABHU
lower
than
those
IQACETESB,
indicating
non-compliance
legal
stream
classes.
showed
better
performance
turbidity
dissolved
oxygen
(DO),
while
IQACETESB
masked
real
conditions,
especially
regarding
E.
coli
parameter.
"±"
tool
allowed
more
detailed
quality,
making
suitable
continuous
supporting
decision-making
competent
authorities.
Research
Implications:
has
significant
practical
implications,
proposed
can
be
management,
contributing
sustainability
bodies
ensuring
compliance
environmental
legislation.
Originality/Value:
value
originality
work
lie
proposal
index
adapted
reality
bodies,
using
systematic
methodology
modifying
improving
parameters
weights,
could
represent
an
important
advancement
European Journal of Theoretical and Applied Sciences,
Journal Year:
2025,
Volume and Issue:
3(2), P. 254 - 266
Published: March 12, 2025
Water
pollution
in
The
Gambia
represents
a
significant
environmental
concern,
particularly
urban
areas
and
along
riverbanks.
This
study
aims
to
conduct
comprehensive
assessment
of
the
current
state
water
its
implications
for
both
drinking
irrigation
resources.
Utilizing
secondary
data
obtained
from
variety
reputable
sources,
including
official
government
websites
academic
databases
such
as
ScienceDirect,
Scopus,
Springer,
ResearchGate,
Google
Scholar,
this
research
seeks
elucidate
primary
status
potable
agricultural
resources
within
Gambia.
River,
with
tributaries,
rainwater,
borehole
constitutes
vital
resource
practices.
A
portion
population,
centers,
depends
on
National
Electricity
Company
(NAWEC)
their
supply.
Numerous
households
have
turned
domestic
boreholes
source
applications,
attributable
heightened
demand
services
NAWEC
inadequacy
providing
coverage
across
nation.
However,
utilization
these
presents
contamination
risks,
primarily
due
insufficient
routine
disinfection
protocols
inadequate
monitoring
by
Department
Resources.
In
2018,
achieved
progress
enhancing
quality
water,
increasing
access
86%
2010
90%
population.
it
is
noteworthy
that
only
34%
safely
managed
services.
IOP Conference Series Earth and Environmental Science,
Journal Year:
2024,
Volume and Issue:
1371(8), P. 082045 - 082045
Published: July 1, 2024
Abstract
In
this
research,
the
quality
of
groundwater
was
studied
for
fifty
wells
distributed
in
areas
near
Bahr
al-Najaf
depression.
Where
a
large
discrepancy
observed
readings
and
concentrations
thirteen
variables
that
were
identified,
they
included
both
acid
function
pH
their
ranged
between
(7.11
-
7.29)
electrical
conductivity
EC
whose
values
number
measured
(2351
8901
μS/cm)
total
dissolved
salts
TDS
(1520
to
5773
mg/L).
study,
positive
ions
also
measured,
including
calcium,
(155
594
mg/L),
sodium
(235
895
potassium
(2
101
magnesium
(60
337
Negative
represented
by
sulfates
SO
4
2-
studied,
(517
1919
chlorides
Cl
−
(293
1243
nitrates
NO
3
(0.3
1.8
The
heavy
metals
water
these
lead
(0.00
0.0183
cadmium
0.0038
manganese
(0.2464
1.1628
Then
index
WQI
determined,
results
noted
after
using
geographic
information
system
GIS
when
drawing
maps
distributing
on
them.
Sustainability,
Journal Year:
2024,
Volume and Issue:
16(17), P. 7625 - 7625
Published: Sept. 3, 2024
Water
quality
in
rural
areas
of
developing
countries
is
a
notable
problem.
In
this
article,
drinking
water
from
eleven
villages
the
Pavlodar
and
Akmola
region
Kazakhstan
was
analyzed.
Questionnaires
village
respondents
chemical
components
were
analyzed
to
identify
water.
each
villages,
content
varied
depending
on
source
region,
we
observed
that
some
cations
anions
exceed
MPC.
Respondents’
perceptions
are
associated
with
sources
physical
components.
For
example,
respondents’
satisfaction
by
inside
tap
central
systems’
high,
answers
those
whose
private
wells
showed
more
mixed
levels.
The
indicators
closely
related
mineralization
general
hardness.
total
microbial
count
has
significant
relationship
complaints
about
unpleasant
taste,
odor,
salinity.
between
perceived
critical
aspect
resource
management.
By
bridging
gap
scientific
assessments
public
perceptions,
can
enhance
health,
build
trust
management
systems,
promote
sustainability
use.