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. 2023 Jan 23;38(2):409–429. doi: 10.1007/s12647-022-00620-y

Table 2.

Hourly equivalent noise levels for 100 sites in NCT of Delhi

S. no Name Zone Geographical Coordinates LAeq L10 L90 L50 TNI NC NPL
Latitude Longitude
1 Karol bagh Commercial 28° 38′ 39.43" N 77° 11′ 19.82" E 77.7± 3.9 78.6 67.4 71.8 82.2 11.2 85.1
2 Mandir marg Silence 28° 38′ 3.71" N 77° 12′ 2.17" E 73.8 ± 6.1 76.9 61.8 69.4 92.2 15.1 88.3
3 RML hospital Silence 28° 37′ 29.21" N 77° 12′ 4.69" E 72.8 ± 3.6 74.7 66.6 70.1 69 8.1 79.3
4 Connaught place Intersection 28° 38′ 6.12" N 77° 13′ 8.62" E 72.9 ± 4.4 75.4 64.7 68.6 77.5 10.7 81.2
5 National stadium Commercial 28° 36′ 47.83" N 77° 14′ 12.95" E 73 ± 3.6 74.3 66.2 70.3 68.6 8.1 79.5
6 Lok Kalyan marg Silence 28° 35′ 54.17" N 77° 12′ 9.74" E 71.5 ± 5.6 75 60.5 68.3 88.5 14.5 86.3
7 IMD Silence 28° 35′ 24.33" N 77° 13′ 15.53" E 67.3 ± 6.2 71.2 54.8 61.8 90.4 16.4 82.7
8 JLN stadium Commercial 28° 34′ 46.8" N 77° 14′ 1.51" E 73.2 ± 4.8 76.1 62.6 69.5 86.6 13.5 86
9 Nehru nagar Residential 28° 33′ 57.6" N 77° 15′ 6.24" E 79.2 ± 3.1 81.3 74.1 77.4 72.9 7.2 85.5
10 Lajpat nagar Commercial 28° 34′ 14.92" N 77° 14′ 11.05" E 76.3 ± 3.2 77.9 70.8 73.9 69.2 7.1 81.8
11 AIIMS Silence 28° 34′ 1.33" N 77° 12′ 35.69" E 76.1 ± 3.2 77.5 70.3 73.4 69.1 7.2 81.5
12 Safdarjung hospital Silence 28° 34′ 5.12" N 77° 12′ 28.85" E 78.1 ± 3.6 79.7 71.8 74.9 73.4 7.9 83.8
13 Rajendra place roundabout Intersection 28° 38′ 32.07" N 77° 10′ 30.39" E 77.5 ± 4.3 79 69.1 73.3 78.7 9.9 84.8
14 NPL, PUSA road Silence 28° 38′ 15.53" N 77° 10′ 28.33" E 74.6 ± 4.8 77.7 65.7 72.4 83.7 12 86.8
15 Punjabi bagh Residential 28° 40′ 8.59" N 77° 8′ 14.1" E 79 ± 2.4 81 75.4 77.9 67.8 5.6 84
16 Paschim vihar Residential 28° 40′ 13.56" N 77° 5′ 35.65" E 77 ± 2.9 79.1 72.4 75.3 69.2 6.7 82.7
17 Pitampura Residential 28° 42′ 14.14" N 77° 7′ 51.03" E 76.7 ± 5.4 78.5 64.9 72.2 89.3 13.6 88.9
18 DTU Silence 28° 45′ 11.02" N 77° 7′ 8.53" E 77.8 ± 4.8 80.2 68.4 73.2 85.6 11.8 87.3
19 Mundka Industrial 28° 40′ 57.25" N 77° 2′ 11.33" E 75.1 ± 3.7 77.7 68.4 73.3 75.6 9.3 84
20 ITO Intersection 28° 38′ 28.92" N 77° 13′ 38.24" E 79.9 ± 4.1 82.3 72.4 76.9 82 9.9 88.4
21 Patparganj Industrial 28° 38′ 11.75" N 77° 18′ 38.58" E 77.7 ± 4.2 80.5 70.3 74.4 81.1 10.2 86.3
22 Anand vihar Commercial 28° 39′ 3.35" N 77° 18′ 13.99" E 77.4 ± 3.4 79 71.5 74.8 71.5 7.5 83.2
23 CPCB Commercial 28° 39′ 22.32" N 77° 17′ 40.62" E 83 ± 5.2 85 72.6 76.8 92.3 12.4 91.8
24 Vivek vihar Residential 28° 40′ 14.74" N 77° 18′ 53.91" E 76.1 ± 4.6 78.1 67 72.1 81.4 11.1 85.3
25 Dilshad garden Silence 28° 40′ 58.28" N 77° 18′ 43.94" E 74.4 ± 3.4 76.6 68.2 72.7 71.8 8.4 82.3
26 Kashmere gate Intersection 28° 40′ 2.89" N 77° 13′ 41.59" E 80 ± 3.5 81.5 73.8 73.8 74.6 7.7 82.5
27 Civil lines Silence 28° 40′ 53.85" N 77° 13′ 22.25" E 74 ± 4 76.2 66.6 71.8 75 9.6 82.9
28 Signature bridge Highway 28° 42′ 19.49" N 77° 14′ 0.86" E 79.8 ± 3.2 82.1 74.3 78.2 75.5 7.8 87
29 Sonia vihar Residential 28° 44′ 0.83" N 77° 14′ 55.71" E 75.9 ± 3.9 77 68.5 72.1 72.5 8.5 81.8
30 Shahdara Commercial 28° 40′ 15.2" N 77° 16′ 13.56" E 79.1 ± 3.9 80.9 71.8 75.1 78.2 9.1 85.6
31 Wazirpur Industrial 28° 41′ 49.8" N 77° 9′ 28" E 80.5 ± 3.7 82.8 74 77.4 79.2 8.8 87.5
32 Ashok vihar Residential 28° 41′ 27.66" N 77° 10′ 35.33" E 73 ± 4.9 74.9 62.8 68.9 81.2 12.1 83.4
33 Jahangirpuri Intersection 28° 43′ 44.61" N 77° 10′ 1.98" E 71.3 ± 6 73.9 58.8 65.1 89.2 15.1 84
34 Alipur Silence 28° 48′ 8.52" N 77° 8′ 18.36" E 77.4 ± 5.5 78.7 65.6 70.9 88 13.1 86.9
35 Shalimar bagh max hospital Silence 28° 43′ 41.39" N 77° 9′ 12.26" E 71.2 ± 6.9 73 55.1 64.1 96.7 17.9 87.3
36 Bawana Silence 28° 48′ 9.04" N 77° 2′ 14.97" E 78 ± 4.8 80 68.5 73.8 84.5 11.5 87.5
37 IIT Delhi main gate Silence 28° 32′ 45.23" N 77° 11′ 47.28" E 80 ± 2.9 81.2 75.1 77.9 69.5 6.1 84.6
38 IIT Delhi gate No 2 Silence 28° 32′ 41.56" N 77° 11′ 38.66" E 76.6 ± 3.9 77.4 69.1 73.3 72.3 8.3 82.7
39 Hauz Khas Intersection 28° 32′ 39.46" N 77° 12′ 6.45" E 77.4 ± 4.6 79.1 68.2 72.3 81.8 10.9 85.2
40 AIIMS 2 Silence 28° 34′ 7.72" N 77° 12′ 51.62" E 77.1 ± 3.3 79.1 71.4 74.8 72.2 7.7 83.5
41 Okhla ITI Industrial 28° 31′ 40.61" N 77° 14′ 49.72" E 74.9 ± 3.3 77.4 69.4 73.7 71.4 8 82.8
42 RK puram Residential 28° 34′ 1.82" N 77° 10′ 35.03" E 79.9 ± 3 81.8 75 77.7 72.2 6.8 85.3
43 Dhaula kuan Highway 28° 35′ 37.04" N 77° 9′ 50.7" E 79.9 ± 2.1 81.6 76.9 79 65.7 4.7 84.1
44 BLK MAX hospital Silence 28° 38′ 35.82" N 77° 10′ 50.87" E 74.8 ± 4.3 72.9 63.8 67 70 9.1 77.4
45 Sir ganga ram hospital Silence 28° 38′ 19.28" N 77° 11′ 22.83" E 74.7 ± 4.8 74.5 63.7 67.8 76.9 10.8 80.5
46 Sardar patel hospital Silence 28° 38′ 50.63" N 77° 10′ 9.17" E 76.8 ± 5.3 76.2 64.2 69.8 82.1 12 84.2
47 Central secretariat Silence 28° 36′ 54.42" N 77° 12′ 43.67" E 74.5 ± 4.1 76.8 67 71.6 76.3 9.8 83
48 India gate Silence 28° 36′ 46.92" N 77° 13′ 39.82" E 75.2 ± 3.4 76.5 69.2 72.4 68.2 7.3 80.5
49 Supreme court Silence 28° 37′ 19.84" N 77° 14′ 25.18" E 67.3 ± 5 70.5 57.6 63.8 79 12.8 79.3
50 Lady hardinge medical college Silence 28° 38′ 9.9" N 77° 12′ 37.31" E 72.4 ± 5.2 73.5 60.8 67.5 81.6 12.7 82.9
51 LNJP hospital Silence 28° 38′ 18.47" N 77° 14′ 18.94" E 77.1 ± 5.7 79.7 65.7 74.2 91.6 14 91.4
52 DU North campus Silence 28° 41′ 24.35" N 77° 12′ 54.83" E 71.7 ± 5.1 74.4 61.5 68.5 83.1 12.9 84.2
53 Guru teg bahadur hospital Silence 28° 41′ 5.67" N 77° 18′ 38.29" E 78.3 ± 5.4 79 66.2 72.2 87.2 12.8 87.7
54 Max hospital, Saket Silence 28° 31′ 41.75" N 77° 12′ 41.17" E 75 ± 4.5 76.9 66 71.1 79.6 10.9 83.9
55 JNU university Silence 28° 32′ 19.79" N 77° 10′ 27.87" E 74 ± 5.2 76.5 63.7 70.2 84.8 12.8 85.7
56 Kirti nagar Industrial 28° 38′ 57.34" N 77° 8′ 35.89" E 77 ± 3.5 77.9 70.3 73.5 70.7 7.6 82.1
57 Rajouri garden Residential 28° 38′ 28.9" N 77° 7′ 19.61" E 76 ± 3.4 76.5 68.6 72.5 70.3 7.9 81.5
58 Janakpuri Commercial 28° 37′ 19.2" N 77° 5′ 16.62" E 80 ± 3.9 82.7 73.2 77.1 81.4 9.6 88.2
59 Fortis okhla Hospital Silence 28° 33′ 35.42" N 77° 16′ 30.26" E 74.6 ± 4.9 76.4 64.6 69 81.6 11.8 83.1
60 Indraprastha apollo hospital Intersection 28° 32′ 25.12" N 77° 16′ 55.76" E 80.1 ± 4.8 82.5 71 76.7 87.1 11.5 90.5
61 Jamia university Silence 28° 33′ 40.73" N 77° 17′ 2.18" E 76.7 ± 4.3 78.8 69 73.9 78.1 9.8 85.2
62 Okhla industrial area Silence 28° 31′ 55.17" N 77° 16′ 34.64" E 80.5 ± 3.1 82.1 75.4 77.9 72 6.7 85.3
63 Lotus temple Silence 28° 33′ 8.97" N 77° 15′ 36.8" E 67.7 ± 4.9 71 58.4 64.8 78.8 12.6 80
64 Sarai Kale khan bus stand Commercial 28° 35′ 14.12" N 77° 15′ 32.94" E 76.3 ± 2.9 78.1 71.5 74.8 67.8 6.6 82
65 Tees hazari court Intersection 28° 40′ 1.1" N 77° 13′ 1.88" E 82.4 ± 4.8 83.8 72.9 76.7 86.5 10.9 89.6
66 Chandni chowk Commercial 28° 39′ 2.5" N 77° 13′ 49.57" E 74.1 ± 4.2 76.2 66.3 70.9 75.9 9.9 82.5
67 New Delhi Railway station Commercial 28° 38′ 36.21" N 77° 13′ 8.38" E 68.2 ± 4.7 69.8 58.6 63.3 73.2 11.2 76.5
68 Rashtrapati bhawan Silence 28° 36′ 51.95" N 77° 12′ 44.11" E 73.2 ± 3 75.2 68.3 71.6 66 6.9 79.3
69 High court Delhi Silence 28° 36′ 35.16" N 77° 14′ 11.76" E 74.5 ± 3.9 76.3 67.3 71.8 73.4 9 82.2
70 DU south campus Silence 28° 35′ 22.45" N 77° 10′ 10.16" E 70.1 ± 5.2 72.5 59.4 65.1 81.8 13.1 81
71 Delhi secretariat Silence 28° 37′ 47.44" N 77° 15′ 7.16" E 66.5 ± 5 69.4 57.1 61.3 76.2 12.3 76.1
72 UPSC bhawan Silence 28° 36′ 27.64" N 77° 13′ 37.85" E 75.2 ± 4.1 77.8 68 72.2 77.4 9.9 83.7
73 Vasant kunj Residential 28° 31′ 44.88" N 77° 8′ 57.29" E 76.4 ± 4.3 78.1 67.6 73.1 79.7 10.5 85.4
74 Qutub minar Silence 28° 30′ 47.14" N 77° 11′ 11.08" E 75.9 ± 5.9 77.3 62.6 69.9 91.3 14.7 88.1
75 DST mehrauli road Silence 28° 32′ 22.69" N 77° 11′ 16.83" E 74 ± 5.2 76.5 63.8 70 84.7 12.7 85.4
76 Munirka Commercial 28° 33′ 28.21" N 77° 10′ 25.65" E 76.5 ± 4.7 77.7 66.7 71.8 80.7 11 84.8
77 Sarojini market Commercial 28° 34′ 33.2" N 77° 11′ 54.08" E 75.1 ± 4.8 76.7 65.3 70.4 80.9 11.4 84
78 Patel nagar-kalingachowk Intersection 28° 38′ 53.67" N 77° 9′ 50.33" E 84.7 ± 4.8 87.1 75.5 80 91.8 11.6 93.8
79 Shadipur Residential 28° 39′ 5.73" N 77° 9′ 30.8" E 80.4 ± 3.5 82.4 74.5 77.6 76.2 7.9 86.6
80 Moti nagar Residential 28° 39′ 44.14" N 77° 8′ 29.3" E 79.6 ± 3.6 81.8 73.3 76.8 77.2 8.5 86.4
81 Tilak nagar Commercial 28° 38′ 13.09" N 77° 5′ 46.51" E 73.6 ± 3.3 75.7 68 71.7 68.8 7.7 80.4
82 Krishi bhawan Silence 28° 36′ 57.87" N 77° 12′ 51.27" E 75.6 ± 3.7 78 69.1 73.3 74.5 8.8 83.5
83 Vigyan bhawan Silence 28° 36′ 37.85" N 77° 13′ 7.98" E 72.1 ± 5.1 74.7 61.8 68.4 83.5 12.9 84.1
84 Jor Bagh Residential 28° 35′ 10.6" N 77° 12′ 45" E 69.7 ± 5.8 72.8 58.2 65.6 86.4 14.5 83.7
85 Chanakyapuri embassy area Silence 28° 35′ 47.57" N 77° 11′ 32.35" E 75 ± 4.5 77.1 66.2 72.7 79.6 10.9 85.5
86 Moti bagh Residential 28° 34′ 59.22" N 77° 10′ 5.79" E 78.2 ± 2.5 80 74.7 76.9 65.9 5.3 82.7
87 Delhi cantt Highway 28° 36′ 43.72" N 77° 6′ 56.38" E 79.4 ± 3 80.1 74.4 76.7 67.1 5.7 82.9
88 Old Delhi Railway Station Commercial 28° 39′ 40.82" N 77° 13′ 40.3" E 78.9 ± 5.1 80.6 68.2 73.1 87.8 12.4 88.1
89 Sarai rohilla railway station Commercial 28° 39′ 44.54" N 77° 11′ 27.04" E 72.1 ± 4.7 73.1 62.7 67.5 74.5 10.5 79.8
90 Samaypur badli Commercial 28° 44′ 41.77" N 77° 8′ 16.43" E 78.4 ± 4.2 78.2 68.8 72.9 76.7 9.5 83.9
91 Rohini Residential 28° 44′ 11.02" N 77° 4′ 53.15" E 71.1 ± 3.9 73.9 64.2 68.9 73 9.7 80.2
92 Azadpur mandi Commercial 28° 42′ 52.95" N 77° 10′ 37.31" E 72.9 ± 4.6 75.6 64.2 69.9 79.8 11.4 83.4
93 Daryaganj Commercial 28° 38′ 42.82" N 77° 14′ 25.02" E 75.5 ± 4.4 77.9 67.5 72.2 79.2 10.4 84.4
94 Laxmi nagar Residential 28° 38′ 13.6" N 77° 16′ 35.56" E 78.2 ± 3.5 80.4 72.2 75.9 74.9 8.2 85.1
95 Akshardham temple Silence 28° 37′ 8.51" N 77° 16′ 46.21" E 75.8 ± 2.9 77.5 71.2 73.8 66.3 6.3 80.7
96 Naraina Industrial 28° 37′ 48.38" N 77° 8′ 18.23" E 76.4 ± 5.3 77.1 64.4 70.4 85.2 12.7 85.8
97 Subhash nagar Intersection 28° 38′ 35.45" N 77° 6′ 25.09" E 76.5 ± 4.1 77.8 68.8 72.3 74.9 9 82.7
98 Lawrence road Industrial 28° 41′ 8.79" N 77° 9′ 42.49" E 77.6 ± 4.9 78.3 66.8 72.5 82.8 11.5 86.2
99 Anand parbat Industrial 28° 39′ 27.46" N 77° 11′ 1.71" E 78.9 ± 4.3 80.5 70.9 75.2 79.3 9.6 86.3
100 Mangolpuri Industrial 28° 41′ 33.78" N 77° 5′ 30.82" E 77 ± 3.6 78.9 70.6 74.5 73.6 8.2 83.9