Unleashing the Untapped Potential: Groundwater Exploration in a Watershed Environment of North‐East India Using MCDA‐AHP Techniques
Hydrological Processes,
Год журнала:
2025,
Номер
39(1)
Опубликована: Янв. 1, 2025
ABSTRACT
The
contemporary
era
is
marked
by
the
faster
exploitation
of
groundwater
resources
due
to
combined
effects
burgeoning
population
and
rapid
industrialisation.
This
study
tries
delineate
potential
zones
(GWPZs)
in
a
fragile
agriculturally
dominant
watershed
North‐East
India
using
GIS‐based
multi‐criteria
decision
analysis
(MCDA)
approach
Analytical
Hierarchy
Process
(AHP)
technique.
has
undertaken
10
influencing
factors:
geomorphology,
geology,
land
use/land
cover
(LU/LC),
drainage
density,
rainfall,
soil
texture,
slope,
lineament
topographic
wetness
index
(TWI)
normalised
difference
water
(NDWI).
Suitable
weights
for
parameters
are
assigned
according
their
relative
importance
association
with
storage
based
on
pairwise
comparison
matrix
(PCM).
Four
GWPZs
respective
coverages
namely
poor
(3.39%),
moderate
(24.98%),
good
(33.36%)
excellent
(38.27%)
categories
found.
central
southern
parts
area
covering
portion
Udalguri,
Sonitpur
Darrang
districts
Assam
have
porous
geological
settings
floodplains,
indicating
high
potentiality.
In
contrast,
northern
part
hard
rugged
terrain
lacks
storage.
Incorporating
socio‐economic
aspect,
particularly
number
villages
or
without
access
suitable
groundwater,
significantly
enhances
study's
utility.
outcome
cross‐verified
well
data
obtained
from
Central
Groundwater
Board
(CGWB)
field
which
validated
receiver
operating
characteristics
(ROC)
curve
resulting
an
accuracy
72.9%.
Hence,
this
inquiry
implications
both
regional
global
significance
will
assist
stakeholders
authorities
creating
roadmap
sustainable
effective
use.
Язык: Английский
Assessing Groundwater Potential in the Kabul River Basin of Pakistan: A GIS and Analytical Hierarchy Process Approach for Sustainable Water Management
Water,
Год журнала:
2025,
Номер
17(11), С. 1584 - 1584
Опубликована: Май 23, 2025
The
rapid
urbanization
in
the
Kabul
River
Basin
has
increased
demand
for
water
both
drinking
and
commercial
purposes,
leading
to
domestic
industrial
insecurity.
Assessing
groundwater
potential
of
is
highly
crucial
effective
management.
aim
this
paper
identify
zones
by
employing
a
Geographic
Information
System
an
Analytical
Hierarchy
Process
approach
formulate
cumulative
score
based
on
seven
thematic
images—rainfall,
geology,
lineament
density,
drainage
land
use/land
cover,
soil
type,
slope—within
River,
with
assigned
weightages
32%,
27%,
12%,
10%,
8%,
6%,
5%,
respectively,
consistency
ratio
0.053
(5%),
demonstrating
reliability
results.
study
shows
that
first
three
factors
contribute
more
percentages
Groundwater
Potential
Zones.
identified
classified
into
very
good,
medium,
poor,
poor
zones,
covering
35.45%
(19,989
km2),
37.2%
(20,978
23.16%
(13,063
4.13%
(2332
0.06%
(19
respectively.
basin
predominantly
as
good
medium;
however,
there
are
notable
variations
across
sub-basins.
Swat
sub-basin
western
parts
Basin,
encompassing
Panjshir
Parwan
districts,
exhibit
exceptionally
high
potential.
In
contrast,
Panjkora
(Dir
district)
southwestern
areas
Ghazni
Wardak
have
limited
Язык: Английский
Multicriteria Analysis of Groundwater Potential in Valliyur Region, Tamil Nadu: Integrating Remote Sensing, GIS, and Analytical Hierarchy Process
Water Conservation Science and Engineering,
Год журнала:
2024,
Номер
9(2)
Опубликована: Авг. 14, 2024
Язык: Английский
A comprehensive study of floodplain analysis utilising HEC-HMS, HEC-RAS, and GIS on the Kosasthalaiyar River sub-basin
Water Practice & Technology,
Год журнала:
2024,
Номер
19(11), С. 4612 - 4628
Опубликована: Окт. 28, 2024
ABSTRACT
The
present
study
focused
on
the
Kosasthalaiyar
River
basin
in
Chennai,
Tamil
Nadu,
India.
We
analysed
2015
peak
flood
and
forecasted
feature
data
representative
concentration
pathways
(RCP)
4.5
scenario
for
various
years.
used
scientific
management
system
(SDSM)
software
to
downscale
Geophysical
Fluid
Dynamics
Laboratory
(GFDL)
2.0
general
circulation
models
(GCMs).
According
hydrograph
analysis,
142.7,
75.31,
461.73,
248.22
mm
runoff
can
occur
2030,
2050,
2080,
2100,
respectively.
current
estimates
probable
flows
by
performing
floodplain
analysis
sub-basin
using
Hydrologic
Engineering
Centre's
Modelling
System
(HEC-HMS),
Analysis
(HEC-RAS),
geographic
information
(GIS)
tools.
It
is
possible
observe
that
two
major
floods,
measuring
581.6
110.7
m3/s,
respectively,
will
28
November
2030
at
10:20
a.m.
12
December
2050
9:20
Additionally,
high
floods
of
997
1,438.4
m3/s
be
recorded
20
2080
9:50
29
2100
9:40
a.m.,
Язык: Английский