Lakes of Bendakaluru

Satellite view: Esri, Maxar, Earthstar Geographics

Nagarabhavi (Un-named Lake On Map)

ನಾಗರಭಾವಿ ಕೆರೆ

Also called Nagarabhavi Kere, Nagarbhavi Lake

Kere, a large tank, in Vinayaka Layout ward, Bengaluru West

See it on the map

Size

3.58 acresAbout 2 football pitches

Rank by size

1116th largestOf 1,621 lakes that still exist

Valley

Vrishabhavathi

Who looks after it

BDABangalore Development Authority

Water quality

Not tested for water quality yet

Built over

0.6% of the lakeSatellite land cover, 2021

Through the years

Nothing on record for 1904 to 1944, 1946 to 1979 and 1981 to 1983.

Water seen by satellite each year, up to 0.93 acres

What covers it each year:waterbuilt on or bareplants or weed

1903

1945

1980

1984

1903
Built
As the 2018 lake survey records it
See source
1945
On the survey map
See source
1980
Not on the survey map
See source
1984-2021
Held water until 1997
Water in 2% of all satellite passes, 1984-2024
0% of its water area has since gone dry; 17% is new water
See source See source
2017-2018
In the water bodies census, not marked as encroached
This census's status marks are often wrong
See source
2017-2025
Mostly built on or bare every year
About three in four of these readings are right, so trust what holds for several years
See source
2018
Still there in the 2018 lake survey
Polluted, 4.17 acres surveyed
See source
2025-2026
Mostly open water after the monsoon; mostly dry or built in the dry season
After monsoon, Oct 2025 to Dec 2025
50% open water
4% floating weed
46% dry or built
Dry season, Mar 2026 to May 2026
0% open water
0% floating weed
100% dry or built
See source

How big it is

The records disagree on its size, so each measure is shown.

Drawn outline

3.58 acres

About 2 football pitches

2018 lake survey

4.17 acres

About 2.4 football pitches

End to end

187 m

The longest straight line across the outline

Deepest point, 2018

3 m

Kind of lake

Kere, a large tank

How clean the water is

State pollution board

Not tested by the state board

How it looked in 2018

Polluted

Older tests

1 readings

From 2011

Inlet and outlet tests, 2017-18

1 readings

Every reading

Show every reading

Older tests

Date	Where	Reading	Chloride	Phosphate	Suspended solidsmg/L	Dissolved oxygenmg/L	CODmg/L	Nitratemg/L as N	Total hardness	Fluoride	pH	Zinc	Manganese	Source
2011	Nagarabhavi kere, Inlet		36.4	0.05	77	4	19.2	18.7	204	0.38	7.37	0.05	0.54	See source

Inlet and outlet tests, 2017-18 lake survey

Date	Where	Water temperature°C	Light transparencycm	pH	ConductivityµS/cm	Dissolved solidsmg/L	Suspended solidsmg/L	TurbidityNTU	Dissolved oxygenmg/L	CODmg/L	BODmg/L	Total phosphate	Kjeldahl nitrogenmg/L as N	Total coliformMPN/100mL
2017-11-22		23.2	7	7.3	1,292	826	29	84	0.2	64	15.4	1.4	59	1,600

How much is built over

Built inside the outline

0.6%

From satellite land cover, 2021

Land within 500 m

79% built, 11% trees, 6% shrubs, 2% crops, 2% grass, 0.5% bare ground

From satellite land cover, 2021

Who looks after it

Looked after by

Bangalore Development Authority

BDA

City lake page

Open its page on the city’s lake monitoring site

Where its water comes from and goes

Valley

Vrishabhavathi

The river basin its water drains to

Overflows into

Vrishbhavathi River

Catchment

0.8 km²

The land that drains into it

Fed by, 2018 survey

Rain & drain

Built parts, 2018 survey

1 inlet drain, 1 overflow weir, 1 sluice gate, no culverts, no check dams and no islands

Nearest sewage treatment plant

Mallathahalli Sewage Treatment Plant

1.5 km away, treats 5 million litres a day

What lives here

Birds recorded

13 species

Most seen: Eurasian Coot, Rose-ringed Parakeet, Little Grebe, Spot-billed duck and Indian Pond-Heron.

17 sightings, mostly from birdwatchers

All wildlife recorded

13 species

17 records, all in 2024

Animals seen, 2018 survey

Birds, butterflies and dragonflies

Water plants, 2018 survey

Emergent

Weed cover, 2018 survey

Partial

Around it

Around it in 2018

Vacantland, houses

Photos

No photos of it on Wikimedia Commons yet.

Where it is

Ward 25

Vinayaka Layout

ವಿನಾಯಕ ಲೇಔಟ್

Bengaluru West corporation, Rajarajeshwarinagar assembly seat

Village

Nagarbhavi

Yeshwanthpura hobli, Bengaluru North taluk, Bengaluru Urban district

Land survey numbers

17

Height above sea level

848 m

Coordinates

12.9651° N, 77.5091° E

Read more

OpenStreetMap

Open it on OpenStreetMap

Its number in each record

ATREE lake map: 517
2018 lake survey: BUBNYPngb_kr4-191
Water bodies census: 2/12/002/276600/1302745/001
City lake monitoring site: 159