presented by Ram Kumar Shrestha et. all. in Asia Water Week 2013, Manila 11-13 March 2013

1. Improving Water Security in WaterImproving Water Security in Waterp o g ate Secu ty atep o g ate Secu ty ate
Stressed Bagmati River Basin,Stressed Bagmati River Basin,
Rabindra Ray, Engineer, GoN, Ministry of Urban Development, HPCIDBCRabindra Ray, Engineer, GoN, Ministry of Urban Development, HPCIDBC
NepalNepal
Ram Kumar Shrestha, Engineer, GoN, Ministry of Urban Development, HPCIDBC
Bharat K.C., Senior Divisional Engineer, GoN, Ministry of Urban Development, HPCIDBC
Ram Kumar Shrestha, Engineer, GoN, Ministry of Urban Development, HPCIDBC
Bharat K.C., Senior Divisional Engineer, GoN, Ministry of Urban Development, HPCIDBC
High Powered Committee for Intregated Development of Bagmati
Civilization (HPCIDBC)
High Powered Committee for Intregated Development of Bagmati
Civilization (HPCIDBC)
www.bagmati.gov.np

2. I t d ti t B ti B i
OutlineOutline
 Introduction to Bagmati Basin
 Status of River
 Bagmati Action Plan (BAP)
 Activities carried out by HPCIDBC
F t Pl Future Plan
 Conclusion

3. Bagmati River Basin in Nepal
pperPartUpdlepartMiderPartLowe
Total Catchment area : 3700 sq. km.
Total length of the river in Nepal :
220k220km

4. HPCIDBC
High Powered Committee for Integrated
Development of Bagmati Civilization
(HPCIDBC)(HPCIDBC) has the mandate:
 Policy formulation and Planning for
restoration of River system in the capital
city, Kathmandu Valley
 Construction of infrastructure to protect
and restore the Bagmati River System
• Construction of sewer system
• Construction of waste water
treatment plant
• Construction of access road and
green beltgreen belt
 Defining the river alignment and width of
flow regime
 Monitor and regulate the activities along Monitor and regulate the activities along
the river side area.

5. Ultimate GoalUltimate Goal
Clean green and healthy river system inClean, green and healthy river system in
Kathmandu valley; that is full of life and valued
by allby all.

6. Bagmati River System in Kathmandu Valley

7. Bagmati River in KV (A few length)
7

8. Importance of Bagmati River
K th d i th it l Kathmandu is the capital
city of Nepal, situated on
the banks of Bagmati
River The length of
Pashupatinath Gokarneswor
River. The length of
Bagmati River within
Kathmandu Valley is 45
km.km.
 Bagmati River and its
watershed is very
important for Nepalimportant for Nepal
strategically, religiously,
culturally, economically,
socially &
Dhap Sunarighat
socially &
environmentally.
 There are so many holy
places and cemeteriesplaces and cemeteries
located in its bank
enlisted in the World
Heritage Sites.
Guheswori Gaurighat

9. Issues/Problems of Bagmati in Kathmandu
Decrease in river flow
(tapping of almost all river water
Disposal of untreated waste
water
Encroachments of river
regimefor Water supply in KV) water regime
Solid waste dumping on river
bank
sand extraction Haphazard urbanization
and rapid populationbank and rapid population
growth

10. Discharge of Bagmati RiverDischarge of Bagmati River
Discharge of Bagmati River
28.76
34.75
30
35
s
• High
difference in
dry and wet
12.53
15.42
18.77
15
20
25
hargeCumecs
dry and wet
weather
flow
1.98 3.44
3.22
0
5
10
Disch
• Water
shortage in 0
Gokarna
Jorpati
Tilganga
Shankhamul
Babarmahal
Thapathali
Sundarighat
Khokama
Location
shortage in
dry season
Dry Season Discharge m3/s Monsoon Discharge m3/s

11. Variation of BOD along Bagmati RiverVariation of BOD along Bagmati River
600
400
500
300
400
OD(mg/L)
100
200
BO
Sundarijal Gokarna Jorpati Guheshwori Tilganga Minbhawan Sankhamul Thapathali Teku Dovan Sundarighat
0
100
Dec. 3 8 18 13 130 320 220 430 250
Jan. 2 17 44 26 220 320 178 256 350 280
Feb. 3 14 46 15 147 310 190 335 410 370
Mar. 7 8 49 12 198 277 234 247 460 352

12. Water Quality of the Bagmati and its TributariesWater Quality of the Bagmati and its Tributaries

13. Bagmati Action Plan
(BAP)
AA cccomprehensive framework document for the conservation ofcomprehensive framework document for the conservation of
Bagmati River System.Bagmati River System.

14. B ti A ti PlBagmati Action Plan
 Bagmati Action Plan has been
developed by HPCIDBC & NTNC
with the financial support of UNEP
and UNHABITATand UNHABITAT.
 Bagmati Action Plan was approved
by the Government of Nepal iny p
August 2009.
 It envisages HPCIDBC as the leadg
implementing agency for river
system environment improvement in
Kathmandu ValleyKathmandu Valley.

15. Zoning of the Kathmandu Valley
Bagmati Action Plan …….
Zoning of the Kathmandu Valley
Natural Conservation
Rural
Zone 1
Zone 2 Rural
Peri Urban
Urban
Zone 2
Zone 3
Zone 4 Urban
Down Stream
Zone 4
Zone 5

16. Financial StatusFinancial Status
60 54
40
50
60
41
54
46
40
29
20
30
29
4 5 5 5 5
0
10
Year 1 Year 2 Year 3 Year 4 Year 5
3.8 4 4.5 5 5.5
Required Budget
MUSD
Expected Allocation
MUSD

17. Activities Carried out by HPCIDBC
Conservation of water recharge areas, Dhap (origin of Bagmati)
B
e
f
o
rr
e
N
o
ww

18. Construction of sewer lines green belts access roads along the
Activities Carried out by HPCIDBC …………..
Construction of sewer lines, green belts, access roads along the
river and river demarcation

19. Bagmati River Bank Protection work/River training
Activities Carried out by HPCIDBC …………..
Bagmati River Bank Protection work/River training
Now Before

20. O ti f W t W t T t t Pl t t G h i
Activities Carried out by HPCIDBC …………..
Operation of Waste Water Treatment Plant at Guheswori
Capacity: 16.4 MLD
Drying Bed

21. Monthly average COD of influent and effluent of
1600
Monthly average COD of influent and effluent of
the Waste Water Treatment Plant
1200
1400
1600
Influent
Effluent
800
1000
CODmg/l
400
600
C
0
200
Apr-12 May-12 Jun-12 Jul-12 Aug-12 Sep-12

22. WWTP in Kathmandu
Gokarna)
Guheshwori
Madhyapur Thimi)
Bhaktapur
Balkumari 216 MLD
Sundarighat
397 MLD
Bhaktapur
NakhuChovar

23. Future Plan
 Rainwater harvesting, Ground water recharge and
livelihood development in buffer zone.
 Watershed Management activities in upper
Bagmati. (IUCN)
 Augmentation of river discharge by constructing
dam in upper Bagmati. (ADB/PPTA/8050)
Dam Height Storage Yield
Nagmati Dhap 18 m 0.7 mcm 24 l/s
Nagmati 60 m 5.0 mcm 230 l/s
Bagmati 50 m 3.4 mcm 200 l/s

24. Contour Photograph of proposed Dam site
Future Plan …..
Contour Photograph of proposed Dam site

25. Road Map of Water Security in Bagmati Basin
Where we are? Where do we get there? Where do we want to go?
Water resource Develop & implement a Socially, environmentally
development
dangerously
unsustainable in the
upper Watershed
p p
sustainable Water
resource Mgt. system
for deep GW use
y, y
& economically
sustainable WS & WWTP
in the valley
Lane 1
River environment
management
almost out of
control
Develop and implement
comprehensive River
Environment Mgt. system
(Bagmati Action Plan)
Clean, green & healthy
river system that if full
of life & valued by allLane 2
control
Rapid and
unsustainable urban
(Bagmati Action Plan)
Sustainable Water
Resource development
Infrastructure in the
lower basin and disaster
Lane 3
development in
lower basin
Limited capacity and
f
& Irrigation Water use
Management
support a step wise
mgt. creating
opportunities outside KV
Multi-stakeholders
Lane 3
resources from
Governmental institution &
civil society to bring
adequate response to basin
issues
approach for bldg. inter-
sector collaboration,
awareness & appr.
Decision
mechanisms for
integrated management
of water resources in the
basin
Lane 4

26. Conclusion
 Bagmati River and its tributaries environmental
situation has not deteriorated IRREVERSIBLY; it
b t dcan be regenerated
• Implementing of IWRM.
• Defining responsible sole organization for Bagmati• Defining responsible sole organization for Bagmati
Basin.
• Developing the HPCIDBC as subsidiary RBO forp g y
Bagmati River.
www.bagmati.gov.np