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Identification of Alternative Landfill Site Using QGIS in a Densely Populated Metropolitan Area

Savita Kumari Sheoran
Savita Kumari Sheoran
 and 
Vinti Parmar
Vinti Parmar
   | Aug 06, 2020
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Published Online: Aug 06, 2020
Page range: 47 - 56
Received: Apr 14, 2020
DOI: https://doi.org/10.2478/quageo-2020-0022
Keywords
© 2020 Savita Kumari Sheoran et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 3.0 Public License.

Fig. 1

Location map of the study area.A – Gurugram district, B – Haryana, C – India, 1 – road network, 2 – railway line, 3 – national highway (NH-8).
Location map of the study area.A – Gurugram district, B – Haryana, C – India, 1 – road network, 2 – railway line, 3 – national highway (NH-8).

Fig. 2

Flowchart of methodology.
Flowchart of methodology.

Fig. 3

Residential area analysis for Gurugram district.1 – high population density, 2 – medium population density, 3 – low population density, 4 – 500 m buffer around the residential zone, 5 – Gurugram district boundary.
Residential area analysis for Gurugram district.1 – high population density, 2 – medium population density, 3 – low population density, 4 – 500 m buffer around the residential zone, 5 – Gurugram district boundary.

Fig. 4

Analysis of depth of underground water table analysis in Gurugram district (>20 m).1 – 20–30 m, 2 – 30–40 m, 3 – 40–50 m, 4 – Gurugram district boundary.
Analysis of depth of underground water table analysis in Gurugram district (>20 m).1 – 20–30 m, 2 – 30–40 m, 3 – 40–50 m, 4 – Gurugram district boundary.

Fig. 5

Water Bodies Analysis for Gurugram district.1 – dried ponds, 2 – sewage contaminated ponds, 3 – dirty pond, 4 – Gurugram district boundary.
Water Bodies Analysis for Gurugram district.1 – dried ponds, 2 – sewage contaminated ponds, 3 – dirty pond, 4 – Gurugram district boundary.

Fig. 6

Road Network Analysis for Gurugram district.1 – road network, 2 – railway line, 3 – 200 m buffer around national highway (NH-8), 4 – Gurugram district boundary.
Road Network Analysis for Gurugram district.1 – road network, 2 – railway line, 3 – 200 m buffer around national highway (NH-8), 4 – Gurugram district boundary.

Fig. 7

Map for suggested landfill sites.1 – unsuitable zones, 2 – suitable zones, 3 – landfill sites, 4 – moderately suitable zones.
Map for suggested landfill sites.1 – unsuitable zones, 2 – suitable zones, 3 – landfill sites, 4 – moderately suitable zones.

Random Index for different ‘m’ values.

‘m’ value 1 2 3 4 5 6 7 8 9 10
Random Index (R.I.) 0.00 0.00 0.58 0.90 1.12 1.24 1.32 1.41 1.45 1.49

Calculated value of criterion weight, CI, RI, CR.

Sr. no. Parameters for landfill site selection Criteria weight λmax Consistency index [CI] Random index [RI] Consistency ratio [CR]
1. Depth to groundwater 0.6038 4.1007 0.03358 0.90 0.037311
2. Proximity to residential area 0.1365
3. Proximity to NH-8 0.1958
4. Presence of ponds 0.0646

Pairwise comparison and relative weights of different parameters.

Sr. no. Parameters for landfill site selection Depth to groundwater Proximity to residential area Proximity to NH-8 Presence of ponds Criteria weights
1. Depth to Groundwater 1.00 5.00 4.00 7 0.6038
2. Proximity to Residential Area 0.20 1.00 0.50 3 0.1365
3. Proximity to National Highways (NH-8) 0.25 2.00 1.00 3 0.1958
4. Presence of Ponds 0.14 0.33 0.33 1 0.0646

Preference value scale.

Strength of importance Description
1 Equal value
2 Equal to moderate value
3 Moderate value
4 Moderate to strong value
5 Strong value
6 Strong to very strong value
7 Very strong value
8 Very to extremely strong value
9 Extreme value
eISSN:
2081-6383
Language:
English
Publication timeframe:
4 times per year
Journal Subjects:
Geosciences, Geography
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