Ground Water,
Journal Year:
2023,
Volume and Issue:
62(4), P. 635 - 644
Published: Oct. 17, 2023
Coastal
aquifers
are
complex
systems
governed
by
fresh-saline
water
interactions
and
ocean
tidal
effects.
The
vertical
electrical
conductivity
(EC)
temperature
(T)
general
indicators
for
detecting
the
interface
(FSI)
sea
intrusion
in
groundwater
wells
located
coastal
aquifers.
In
this
method
brief,
we
developed
a
cost-effective
Arduino-based
automatic-vertical
profile
monitoring
system
(A-VPMS)
to
continuously
record
EC
T
wells,
with
aim
of
testing
its
effectiveness
spatiotemporal
FSI
aquifer
eastern
Korea.
By
analyzing
high-density
data
obtained
A-VPMS,
evaluated
characteristics
FSI,
such
as
depth
spatial
distribution.
Our
established
collection
using
A-VPMS
proved
be
efficient
reliable,
providing
an
excellent
tool
fine-scale
temporal
understanding
intrusion.
results
study
demonstrate
potential
continuous
aquifers,
which
is
crucial
sustainable
management
resources.
Journal of Hydrology Regional Studies,
Journal Year:
2023,
Volume and Issue:
50, P. 101569 - 101569
Published: Nov. 10, 2023
The
upstream
part
of
the
Essaouira
basin,
a
data-scare
region
in
Morocco,
Northwestern
Africa.
scarcity
hydro-climate
data
is
significant
challenge
found
several
regions
worldwide,
where
qualitative
and
quantitative
water
resource
information
remains
limited.
Estimating
predicting
groundwater
levels
(GWL)
such
areas
producing
knowledge
for
effective
management.
To
address
this
issue,
present
study
aimed
to
use
Soil
Water
Assessment
Tool
(SWAT)
model
conjunction
with
downscaled
total
storage
(TWS)
(9
km)
obtained
from
Gravity
Recovery
And
Climate
Experiment
(GRACE)
machine
learning
techniques,
specifically
random
forest
(RF)
support
vector
(SVM),
estimate
predict
variation
GWL.
This
constitutes
first
its
kind
area;
SWAT
was
set
up
10
years,
warm-up
period
2000
2001,
calibration
2002
2007,
validation
2008
2010.
statistical
indices
(Coefficient
Determination
(R²)
≥
0.73,
R²
0.78,
Nash–Sutcliffe
efficiency
coefficient
(NSE)
0.67,
NSE
0.80
respectively
validation)
highlight
correlation,
implying
model's
capability
faithfully
reproduce
streamflow.
TWS
demonstrates
an
impressive
ability
identify
monitor
fluctuations
Using
algorithms
(RF
SVR),
prediction
GWL
yielded
satisfactory
results,
=
0.78
root
mean
square
error
(RMSE)
0.33,
0.51
RMSE
0.49
RF
SVR,
respectively.
Despite
some
limitations,
our
approach
provided
promising
results
prediction,
possibility
expanding
other
data-scarce
regions.
Journal of Hydrology Regional Studies,
Journal Year:
2023,
Volume and Issue:
49, P. 101501 - 101501
Published: Aug. 9, 2023
The
downstream
part
of
the
Essaouira
basin,
Morocco,
Northwestern
Africa.
This
study
combines
multivariate
statistical
analyses,
stable
isotopes,
hydrogeochemical,
hydrogeological,
geological
and
remotely
sensed
data
to
gain
a
better
understanding
hydrological
groundwater
salinization
processes
in
coastal
aquifer.
Hydrogeochemical
from
223
samples
as
well
isotope
collected
during
10
sampling
campaigns
between
1990
2020
were
compiled
subjected
comprehensive
analysis.
Groundwater
recharge
obtained
approach
was
checked
using
water
balance
method
based
on
remote
sensing
actual
evapotranspiration.
Seawater
intrusion
detected
only
for
period
2009–2020,
nearby
ocean,
whereas
hyper-salinity
due
evaporite
dissolution
occurred
throughout
entire
(1990–2020)
primarily
southern
Additionally,
isotopic
mass
model
shows
that
aquifer
Ksob
river
area
is
mainly
located
northeastern
region.
Furthermore,
average
values
isotopes
rainfall
groundwater,
preliminary
results
show
months
November,
December
January
with
higher
than
54
mm
contribute
recharge.
confirmed
these
results,
but
also
revealed
lower
February,
monthly
precipitation
46
mm.
outcomes
this
research
enabled
construction
conceptual
3D
insights
are
important
guide
measures
sustainable
resources
management.
Frontiers in Water,
Journal Year:
2024,
Volume and Issue:
6
Published: Feb. 14, 2024
The
concept
of
integrated
water
resource
management
requires
an
in-depth
analysis
inflows
into
a
river
basin.
Population
growth
and
the
uncertainties
associated
with
climate
change
are
causing
increased
stress
droughts,
which
impacting
agriculture.
Hence
need
for
studies
on
impact
demand-supply
interactions
in
basins.
In
this
study,
generic
decision
support
system,
ModSim,
was
used;
first
time
region;
to
examine
agricultural
usage
demands
over
Souss
basin
Morocco.
ModSim
calibrated
period
from
1990
2019
using
recorded
data
about
physical
processes
hydraulic
infrastructures
features
management.
simulations
succeeded
replicating
different
deficit
episodes
at
various
irrigated
perimeters.
During
simulated
2012
2019,
it
observed
that
supplies
dams
experienced
decline
ranging
38%
89%.
As
result,
average
total
unmet
demand
surface
reservoirs
areas
reached
201
mm
3
between
monthly
increases
by
55%
dry
season,
compared
rest
year.
significant
amount
across
all
sites
suggests
satisfied
withdrawal
groundwater
resources.
adopted
approach
has
proven
be
useful
tool
understand
resources
planning
challenges.
Water
managers
require
such
reliable
tools
represent
basin's
trade-offs.
Thus,
additional
investigation
improve
representation
groundwater/surface
interaction
approaches
is
required
enhance
evaluation
consequences
uses,
especially
arid
semi-arid
regions
as
Souss.
A
conceptual
framework
well
detailed
discussion
have
been
produced
order
guide
efficient
governance.
Water,
Journal Year:
2025,
Volume and Issue:
17(5), P. 652 - 652
Published: Feb. 24, 2025
This
study
investigates
the
presence
and
spatial
extent
of
saline
water
seawater
intrusion
in
Subiya
Peninsula,
Kuwait,
a
region
designated
for
establishment
new
Silk
City.
We
collected
transient
electromagnetic
(TEM)
data
at
63
stations
using
coincident
loop
setup
on
regional,
as
well
local,
scale.
The
were
analyzed
through
conventional
1D
inversion
techniques,
including
Occam
Levenberg–Marquardt
methods,
to
create
detailed
resistivity
models
subsurface.
Our
findings
indicate
significant
variations
groundwater
salinity,
with
increased
salinity
towards
coast
partly
decreasing
depth,
suggesting
transition
from
brackish
water.
In
northern
region,
close
Abdali
farms
Al-Raudhatain
freshwater
fields,
remains
fresher
greater
depths,
while
south,
conditions
are
encountered,
occurring
shallower
depths.
Local
scale
analysis
reveals
potential
saltwater
pathways
highlighted
geological
features
such
faults.
A
thorough
understanding
hydrogeological
is
crucial,
injection
oil
recovery
common
may
correlate
present-day
seismic
activity.
These
insights
critical
sustainable
planning
development
City,
emphasizing
necessity
further
geophysical
studies
borehole
ensure
construction
safety
supply
management.
research
provides
foundational
essential
successful
implementation
City
project
management
Kuwait.
