Tabular Data
Treatment and Disposal of Waste Water
Delhi Jal Board is responsible for treatment and disposal of waste water through an efficient network of about 7000 Km of Sewage lines across Delhi. DJB has provided sewage facilities in all the approved colonies, all 44 re-settlement colonies and 126 urban villages, 541 unauthorized-regularized colonies and 100 unauthorized colonies.
At present, Delhi Jal Board is supplying around 830 MGD of drinking water to population of Delhi.The sewage generated @ 80% is as per CPHEEO norms and is estimated aout 680 MGD. There are 36 Sewage Treatment plants at 21 locations.
|
S.No
|
Sewage Treatment plants at
|
Capacity (MGD)
|
|
1
|
Keshopur phase I, II ,III
|
72 MGD
|
|
2
|
Okhla ph I, II, III, IV, V, VI
|
170 MGD
|
|
3
|
Kondli ph I, II, III, IV
|
90 MGD
|
|
4
|
Rithala I, II
|
80 MGD
|
|
5
|
Yamuna Vihar I, II
|
20 MGD
|
|
6
|
Vasant kunj I, II
|
5 MGD
|
|
7
|
Corporation pillar I, II, III
|
40 MGD
|
|
8
|
Narela
|
10 MGD
|
|
9
|
Nilothi
|
40 MGD
|
|
10
|
Najafgarh
|
5 MGD
|
|
11
|
Pappankalan
|
20 MGD
|
|
12
|
Dr. Sen Nursing Home Nalla
|
2.2 MGD
|
|
13
|
Delhi Gate Nalla
|
2.2 MGD
|
|
14
|
Mehrauli
|
5 MGD
|
|
15
|
Rohini
|
15 MGD
|
|
16
|
Ghitorni
|
5 MGD
|
|
17
|
Kapashera
|
5 MGD
|
|
18
|
Commonwealth Games villages
|
1 MGD
|
|
19
|
Bakkarwala
|
0.66 MGD
|
|
20
|
Molarbandh
|
0.66 MGD
|
|
21
|
Timarpur Oxidation pond
|
6 MGD
|
|
|
Total
|
594.72
|
Source: Delhi Jal board
Sewage treatment plants and their capacities (MGD)
|
Location of STP
|
Existing capacity
|
Additional capacity proposed upto 2021
|
|
Rithala
|
80
|
-
|
|
Rohini
|
15
|
40
|
|
Yamuna Vihar
|
20
|
25
|
|
Kondali
|
45
|
45
|
|
Narela
|
10
|
40
|
|
Pappan kalan (Dwarka)
|
20
|
20
|
|
Najafgarh
|
5
|
-
|
|
Vasant Kunj
|
5
|
-
|
|
Mehrauli
|
5
|
-
|
|
Ghitorni
|
5
|
-
|
|
Keshopur
|
72
|
-
|
|
Nilothi
|
40
|
20
|
|
Cantonment
|
-
|
8
|
|
Okhla
|
140
|
30
|
|
Delhi Gate
|
2.2
|
15
|
|
Sen Nursing Home
|
2.2
|
-
|
|
Coronation Pillar
|
40
|
50
|
|
Timarpur
|
6
|
|
|
Total
|
512.4
|
293
|
Source: Master Plan Delhi for 2021, 2007
Installed capacity of water treatment plants (Delhi): 2006-2012 (As on 31st March)
|
Sl.No
|
Name of Plants
|
Capacity (MDG)
|
|
|
2006
|
2007
|
2008
|
2009
|
2010
|
2011
|
2012
|
|
|
|
|
|
|
|
1
|
Chandrawal Water
House No I & II
|
90
|
90
|
90
|
90
|
90
|
90
|
90
|
|
|
|
|
|
|
|
2
|
Wajirabad I, II & III
|
120
|
120
|
120
|
120
|
120
|
120
|
120
|
|
|
|
|
|
|
|
3
|
Haiderpur
|
200
|
200
|
200
|
200
|
200
|
200
|
200
|
|
|
|
|
|
|
|
4
|
North Sahadhara
(Bhagirathi)
|
100
|
100
|
100
|
100
|
100
|
100
|
100
|
|
|
|
|
|
|
|
5
|
Bawana
|
---
|
---
|
---
|
20
|
20
|
20
|
20
|
|
|
|
|
|
|
|
6
|
Nangloi
|
40
|
40
|
40
|
40
|
40
|
40
|
40
|
|
|
|
|
|
|
|
7
|
Sonia Vihar
|
---
|
140
|
140
|
140
|
140
|
140
|
140
|
|
|
|
|
|
|
|
8
|
Ranney Wells & Tube Wells
|
100
|
100
|
100
|
100
|
100
|
100
|
100
|
|
|
|
|
|
|
|
9
|
Recycling of Water at Bhagirathi
Haiderpur & Wajirabad
|
---
|
 ---
|
 ---
|
 ---
|
37
|
37
|
37
|
|
|
|
|
|
|
|
10
|
Commonwealth Games Village
|
 ---
|
 ---
|
 ---
|
 ---
|
 ---
|
1
|
1
|
|
|
|
|
|
|
|
|
Total
|
650
|
790
|
790
|
810
|
847
|
848
|
848
|
|
|
|
|
|
|
Sewerage treatment capacity and its utilization
MDG
|
Sl.No
|
Name of Sewarage
Plants (STPs)
|
Capacity
|
Atual Treatment
as on 31.3.2012
|
% of Utilization
|
|
31.3.2001
|
31.3.2012
|
|
1
|
Okhla
|
140.0
|
140.0
|
112.1
|
80.09
|
|
2
|
Keshopur
|
72.0
|
72.0
|
46.00
|
63.89
|
|
3
|
Coronation Piller with
Oxidation Ponds at
Timarpur
|
46.00
|
46.00
|
7.63
|
16.59
|
|
4
|
Rithala
|
40.00
|
80.00
|
42.03
|
52.54
|
|
5
|
Kondli I, II, III & IV
|
45.00
|
45.00
|
56.40
|
125.33
|
|
6
|
Yamuna Vihar I, II
|
10.00
|
20.00
|
10.95
|
54.75
|
|
7
|
Vasant Kunj
|
5.00
|
5.00
|
4.10
|
82.00
|
|
8
|
Ghitorni
|
5.00
|
5.00
|
----
|
----
|
|
9
|
Pappankalan
|
20.00
|
20.00
|
17.73
|
88.65
|
|
10
|
Narela
|
10.00
|
10.00
|
1.10
|
11.00
|
|
11
|
Najafgarh
|
5.00
|
5.00
|
0.90
|
18.00
|
|
12
|
Delhi Gate
|
2.20
|
2.20
|
2.37
|
107.73
|
|
13
|
Sen Nursing Home
|
2.20
|
2.20
|
2.54
|
115.45
|
|
14
|
Rohini
|
----
|
15.00
|
----
|
----
|
|
15
|
Nilothi
|
----
|
40.00
|
14.58
|
36.45
|
|
16
|
Mehrauli
|
----
|
5.00
|
2.74
|
54.80
|
|
17
|
CWG Village
|
----
|
1.00
|
0.09
|
9.00
|
|
18
|
Molarbad
|
----
|
0.65
|
0.50
|
76.92
|
|
19
|
Bakkerwala
|
----
|
0.70
|
0.13
|
18.57
|
|
|
Total
|
402.40
|
514.75
|
321.92
|
62.54
|
Source: Delhi Jal Board
Status of sewage treatment plants of Delhi
|
S.no
|
Name of STP
|
Capacity (MGD) as on 31.3.2001
|
Capacity(MGD) As on 31.3.2008
|
Actual treatment in MGD As on 31.3.2008
|
|
1
|
Okhla
|
140.00
|
140.00
|
131.44
|
|
2
|
Keshopur
|
72.00
|
72.00
|
30.55*
|
|
3
|
Coordination pillar with Oxidation
Ponds at Timarpur
|
46.00
|
46.00
|
30.78
|
|
4
|
Rithala
|
40.00
|
80.00
|
44.34
|
|
5
|
KondliI,II,III, IV
|
45.00
|
45.00
|
53.08
|
|
6
|
Yamuna Vihar I,II
|
10.00
|
20.00
|
11.31
|
|
7
|
Vasant Kunj
|
5.00
|
5.00
|
4.16
|
|
8
|
Ghitomi
|
5.00
|
5.00
|
-
|
|
9
|
Pappankalan
|
20.00
|
20.00
|
15.65
|
|
10
|
Narela
|
10.00
|
10.00
|
1.25
|
|
11
|
Najafgarh
|
5.00
|
5.00
|
1.52
|
|
12
|
Delhi Gate
|
2.20
|
2.20
|
2.53
|
|
13
|
Sen Nursing Home
|
2.20
|
2.20
|
2.56
|
|
14
|
Rohini
|
-
|
15.00
|
.
|
|
15
|
Nilothi
|
-
|
40.00
|
17.15
|
|
16
|
Mehrauli
|
-
|
5.00
|
1.72
|
|
|
Total
|
402.40
|
512.40
|
348.04
|
*LESS UTILISATION AS SEWER IN THIS COMMAND ARE UNDER REHABILITATION.
Source: Delhi Jal Board
Status of sewage treatment plants of Delhi
|
Name of Sewage Treatment Plant
|
Total Capacity(Million litres per day)
|
Actual Flow(Million litres per day)
|
|
Mehrauli
|
22.7
|
Nil
|
|
Vasant Kunj
|
22.7
|
18.16
|
|
Okhla
|
635
|
684.00
|
|
Najafgarh
|
22.7
|
Nil
|
|
Papan Kalan
|
90.8
|
40.86
|
|
Kesho Pur
|
327.5
|
338.21
|
|
Nilothi
|
181.6
|
Under Construction
|
|
Coronation Pillar
|
178
|
123.57
|
|
Rohini
|
68.1
|
Under Construction
|
|
Narela
|
45.4
|
1.68
|
|
Rithala
|
363.2
|
198.45
|
|
Yamuna Vihar
|
45.4
|
32.08
|
|
Kondli
|
204.5
|
133.4
|
|
SenNursing Home
|
10
|
9.08
|
|
DelhiGate Rajghat
|
10
|
10.69
|
|
Nehru Vihar Oxidation Pond
|
27.24
|
8.1
|
Source: Status of sewage treatment plants in Ganga Basin, CPCB Publication, June 2003
Status and Performance of Sewage Treatment Plants at Delhi
|
S.no
|
Sewage Treatment Plant
|
Installed Capacity(MDG)
|
Prevent Utilization (MGD)
|
|
|
|
BOD(md/1)
|
COD(md/1)
|
|
|
|
TSS (mg-1)
|
|
|
Intel
|
Outlet
|
Intel
|
Outlet
|
Intel
|
Outlet
|
|
|
1
|
Coronation pillar phase-1
|
10
|
19.95
|
87
|
9
|
301
|
58
|
722
|
26
|
|
|
Coronation pillar phase-11
|
10+10
|
19.95
|
418
|
9
|
1592
|
58
|
722
|
28
|
|
|
Coronation pillar phase-111
|
10 total 46 including oxidation ponds
|
19.95
|
-------
|
---------
|
-------
|
--------
|
-------
|
---------
|
|
|
2
|
Oxidation Ponds Timarpur
|
6
|
-------
|
-------
|
-------
|
-------
|
-------
|
-------
|
---------
|
|
|
3
|
Keshopur Phase-1*
|
12
|
-------
|
-------
|
-------
|
-------
|
-------
|
-------
|
---------
|
|
|
Keshopur Phase-11*
|
20
|
-------
|
-------
|
---------
|
-------
|
--------
|
-------
|
---------
|
|
|
Keshopur Phase-111*
|
40 Total-72
|
|
-------
|
---------
|
-------
|
--------
|
-------
|
---------
|
|
|
4
|
Okhle Phase-1
|
30
|
122.74
|
147
|
47
|
464
|
172
|
491
|
73
|
|
|
Okhle Phase-11
|
12
|
122.74
|
196
|
70
|
611
|
323
|
554
|
2
|
|
|
Okhle Phase-111
|
37
|
122.74
|
196
|
36
|
61
|
114
|
554
|
69
|
|
|
Okhle Phase-1V
|
45
|
122.74
|
112
|
33
|
381
|
119
|
272
|
58
|
|
|
Okhle Phase-V
|
16 Total-140
|
122.74
|
115
|
24
|
521
|
115
|
332
|
63
|
|
|
5
|
Narela
|
10
|
2.6
|
51
|
12
|
154
|
51
|
204
|
23
|
|
|
6
|
Najafgarh
|
5
|
0.2
|
115
|
7
|
401
|
51
|
504
|
25
|
|
|
7
|
Nilothi
|
40
|
9.45
|
178
|
19
|
583
|
89
|
316
|
43
|
|
|
8
|
Dr. Sen Nursing Home Nalla
|
2.2
|
2.53
|
106
|
4
|
446
|
14
|
248
|
24
|
|
|
9
|
Delhi Gate Nalla
|
2.2
|
2.43
|
306
|
3
|
925
|
13
|
969
|
6
|
|
|
10
|
Yamuna Vihar Phase-1
|
10
|
11.77
|
134
|
8
|
319
|
57
|
221
|
47
|
|
|
Yamune Vihar Phase-11
|
10 Tatal-20
|
11.77
|
92
|
8
|
407
|
71
|
301
|
60
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
11
|
Pappan Kalan
|
20
|
8.14
|
179
|
5
|
625
|
32 |