3. INTRODUCTION
IMPORTANCE OF AQUIFER MAPPING
TYPES OF AQUIFERS
AQUIFER MAPPING METHODS
GEOLOGICAL MAPS AND THEIR USE
IN AQUIFER MAPPING
REMOTE SENSING TECHNIQUES FOR
AQUIFER MAPPING
GROUNDWATER MODELING AND ITS
ROLE IN AQUIFER MAPPING
AQUIFER MONITORING: DEFINITION
AND IMPORTANCE
WATER QUALITY MONITORING
AQUIFER ANALYSIS: DEFINITION AN
D IMPORTANCE
AQUIFER ANALYSIS: DEFINITION AN
D IMPORTANCE
METHODS OF AQUIFER ANALYSIS
ANALYSIS OF GROUNDWATER FLOW
CHALLENGES AND LIMITATIONS OF
AQUIFER MAPPING, MONITORING, A
ND ANALYSIS
5. INTRODUCTION
• Aquifer mapping, monitoring, and analysis are methods used to under
stand the behavior and characteristics of groundwater systems.
• Aquifer mapping involves creating maps of underground water-bearin
g formations.
• Aquifer monitoring is the process of regularly collecting data on grou
ndwater levels, quality, and other parameters to track changes over ti
me.
• Aquifer analysis involves using modeling tools and other methods to
understand how water flows through and interacts with aquifers.
6. • Groundwater is a vital resource for many communities, industrie
s, and ecosystems around the world.
• Aquifer mapping, monitoring, and analysis help us understand h
ow to sustainably manage groundwater resources over the long t
erm.
• These methods can also help identify potential risks to groundw
ater quality or quantity and inform decision-making around land
use and water management practices.
IMPORTANCE OF AQUIFER MAPPING
7. • Aquifers can be classified based on their geological characteristi
cs, including the type of rock or sediment that makes up the aqui
fer.
TYPES OFAQUIFERS
8. • Some common types of aquifers include unconfined, confined, a
nd artesian aquifers.
• Aquifers can also be classified based on their location, such as
coastal or karst aquifers.
TYPES OFAQUIFERS
9. • Aquifer mapping methods include geological surveys, geophysi
cal methods like seismic surveysand remote sensing techniques
using satellites or drones.
• These methods can help identify the boundaries and characterist
ics of aquifers, such as their thickness, porosity, and
permeability.
AQUIFER MAPPING METHODS
10. • Geological maps show the distribution and characteristics of diff
erent rock formations in a given area.
• These maps can be used to infer the location and characteristics
of aquifers, since groundwater tends to flow through porous roc
k formations.
GEOLOGICAL MAPS AND THEIR USE IN AQUIFER M
APPING
11. • can also help identify potential barriers or confining layers that
may impact groundwater flow.
GEOLOGICAL MAPS AND THEIR USE IN AQUIFER M
APPING
12. • Remote sensing techniques like satellite imagery and aerial phot
ography can be used to identify surface features that may indicat
e the presence of underground water resources.
• These techniques can also be used to create high-resolution map
s of land surface elevation, which can help identify potential are
as for groundwater recharge.
REMOTE SENSING TECHNIQUES FOR AQUIFER MA
PPING
13. • groundwater modeling involves creating computer simulations
of groundwater flow and transport through aquifers.
GROUNDWATER MODELING AND ITS ROLE IN
AQUIFER MAPPING
14. • these models can help predict how aquifers will respond to diffe
rent pumping rates, recharge rates, or other changes in the syste
m.
• groundwater modeling can also help identify potential risks to g
roundwater quality or quantity and inform decision-making arou
nd land use and water management practices.
GROUNDWATER MODELING AND ITS ROLE IN
AQUIFER MAPPING
15. • Aquifer monitoring involves regularly collecting data on ground
water levels, quality, and other parameters to track changes over
time.
• This information can help identify trends or patterns in aquifer b
ehavior, such as seasonal changes or long-term declines in grou
ndwater levels.
• Aquifer monitoring is important for identifying potential risks to
groundwater quality or quantity and informing decision-making
around land use and water management practices.
AQUIFER MONITORING: DEFINITION AND
IMPORTANCE
16. • Water quality monitoring involves collecting samples to test for
parameters like pH, dissolved oxygen, or contaminant concentra
tions.
• Regular water quality monitoring can help identify potential risk
s to groundwater quality, such as contamination from agricultura
l or industrial sources.
• Water quality monitoring can also inform decision-making arou
nd land use and water management practices.
WATER QUALITY MONITORING
17. • Aquifer analysis involves using modeling tools and other metho
ds to understand how water flows through and interacts with aq
uifers.
• This information can help identify potential risks to groundwate
r quality or quantity, and inform decision-making around land u
se and water management practices.
• Aquifer analysis is important for predicting the impacts of differ
ent land use or water management scenarios on aquifers.
AQUIFER ANALYSIS: DEFINITION AND IMPORTANCE
18. • methods of aquifer analysis may include creating computer mod
els of groundwater flow and transport through aquifers.
• other methods may include using geophysical techniques to dete
ct changes in groundwater levels or quality, or analyzing data fr
om monitoring wells or piezometers.
• aquifer analysis may also involve developing conceptual models
of the aquifer system to identify key drivers of groundwater flo
w and transport.
METHODS OF AQUIFER ANALYSIS
19. • Analysis of groundwater flow involves understanding how wate
r moves through aquifers under different conditions.
• This can help identify areas of high or low groundwater recharg
e, and how water flows between different parts of the aquifer sy
stem.
• Understanding groundwater flow is important for predicting the
impacts of changes in land use or water management practices o
n aquifers.
ANALYSIS OF GROUNDWATER FLOW
20. • Analysis of groundwater quality involves understanding the che
mical and physical characteristics of groundwater, including the
presence of contaminants.
• This can help identify potential risks to human health or the envi
ronment from contaminated groundwater.
• Understanding groundwater quality is important for managing g
roundwater resources in a sustainable and responsible manner.
ANALYSIS OF GROUNDWATER QUALITY
21. • aquifer mapping, monitoring, and analysis can be complex and r
esource-intensive processes.
• there may be challenges in accessing data or resources, or in int
egrating data from different sources.
• understanding the limitations and uncertainties of these methods
is important for making informed decisions around groundwater
management.
CHALLENGES AND LIMITATIONS OFAQUIFER MAP
PING, MONITORING, AND ANALYSIS
22. • Aquifer mapping, monitoring, and analysis are critical tools for
understanding and managing groundwater resources.
• These methods can help identify potential risks to groundwater
quality or quantity, and inform decision-making around land use
and water management practices.
• Sustainable groundwater management requires a comprehensive
understanding of aquifers, and the integration of multiple metho
ds for mapping, monitoring, and analysis.
CONCLUSION
23. 1 . Basavaraj D. B., C. G. Hiremath, J. Davithuraj, B. K. Purandara, “Identification of groundwate
r potential zones using ArcGIS 10.1.”. Journal of Hydrology, Volume 1, pp. 34-35, 2016.
2. S. Buchanan, J. Triantafilis, “Mapping water table depth using geophysical and environmental v
ariable by Inverse Distance Weighting and Ordinary Kriging.”, Volume 1, pp. 154, 2008.
3. Kiplangat Cherono Nelly , Felix Mutual, “Ground water quality assessment using GIS and remot
e sensing: a case study of Juja location, Kenya.”, Journal of Hydrology, Volume 2, pp. 69, 2016
. 4. Ramu, Mahalingam. B, Vinay. M “Identification of ground water potential zones using GIS and r
emote sensing techniques”: a case study of Mysore taluk –Karnataka, pp. 54- 79, 2014. 5. W. B.
Mwega, M. M. Bancy, J. K. Mulwa & G. M. Kittu, “Identification of groundwater potential zone
s using remote sensing and GIS in lake Chala watershed, Kenya.”, pp. 45- 98, 2013.
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