Lakes of Bendakaluru

Satellite view: Esri, Maxar, Earthstar Geographics

Arehalli Kere

Kere, a large tank, in Subramanyapura ward, Bengaluru South

See it on the map
Size
0.55 acresSmaller than a football pitch
Rank by size
1483rd largestOf 1,621 lakes that still exist
Valley
No valley on record
Who looks after it
BBMPBruhat Bengaluru Mahanagara Palike
Water quality
Not tested for water quality yet
Built over
61% of the lakeSatellite, 2021. The 2018 survey found 30% encroached.

Through the years

Nothing on record for 1974 to 1983.

The records listed below, drawn on one line from 1973 to 2026.

  1. 1973

    Built

    As the 2018 lake survey records it

    See source

  2. 1984-2021

    No open water seen in any year

    The lake is small for this record, so treat it as rough

    See sourceSee source

  3. 2017-2018

    In the water bodies census, not marked as encroached

    This census's status marks are often wrong

    See source

  4. 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

  5. 2018

    Still there in the 2018 lake survey

    30% encroached, polluted, 7.25 acres surveyed

    See source

  6. 2025-2026

    Mostly dry or built after the monsoon and in the dry season

    The lake is small for these images, so treat the shares as rough

    After monsoon, Oct 2025 to Dec 2025

    • 0% open water
    • 0% floating weed
    • 100% 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
0.55 acres

Smaller than a football pitch

See source
2018 lake survey
7.25 acres

About 4.1 football pitches

See source
End to end
82 m

The longest straight line across the outline

See source
Deepest point, 2018
2.5 m
See source
Kind of lake
Kere, a large tank
See source

How clean the water is

State pollution board
Not tested by the state board
How it looked in 2018
Polluted
See source
What pollutes it, 2018

Sewage

See source
Sewage flows in, 2018

From the south-west

See source
Inlet and outlet tests, 2017-18
1 readings
See source
Every reading
Show every reading

Inlet and outlet tests, 2017-18 lake survey

DateWhereWater temperature°CLight transparencycmpHConductivityµS/cmDissolved solidsmg/LSuspended solidsmg/LTurbidityNTUDissolved oxygenmg/LCODmg/LBODmg/LTotal phosphateKjeldahl nitrogenmg/L as NTotal coliformMPN/100mL
2018-02-0627.648.61,6501,04010912011.2203.842.861.453.21,600
See source

How much is built over

Built inside the outline
61%

From satellite land cover, 2021

See source
Encroached by

The public and government agencies

See source
Taken for

Sheds & road

See source
Where it is encroached

On the south-west and north-west side

See source
Dumped in it

Garbage dump

See source
Land record maps
See source
Land within 500 m

45% built, 23% trees, 15% shrubs, 11% grass, 6% crops, 0.5% bare ground

From satellite land cover, 2021

See source

Who looks after it

Looked after by
Bruhat Bengaluru Mahanagara Palike

BBMP

See source

Where its water comes from and goes

Fed by, 2018 survey

Rain & drain fed

See source
Built parts, 2018 survey

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

See source
Nearest sewage treatment plant

Vrishabhavathi Valley 150MLD Sewage Treatment Plant

2.7 km away, treats 150 million litres a day

See source

What lives here

Birds recorded
1 species

Most seen: Common Tailorbird.

1 sightings, mostly from birdwatchers

See source
All wildlife recorded
1 species

1 records, all in 2026

See source
Animals seen, 2018 survey

Birds and Butterflys

See source
Water plants, 2018 survey

Emergent

See source
Weed cover, 2018 survey

Partial

See source

Around it

Around it in 2018

Buildings, ramakrishnamatta, sheds

See source

Photos

No photos of it on Wikimedia Commons yet.

Where it is

Ward 51
Subramanyapura

ಸುಬ್ರಹ್ಮಣ್ಯಪುರ

Bengaluru South corporation, Bangalore South assembly seat

See source
Village
Arehalli

Uttarahalli hobli, Bengaluru South taluk, Bengaluru Urban district

See source
Land survey numbers

28

See source
Height above sea level
865 m
See source
Coordinates

12.9140° N, 77.5342° E

See source

Read more

Its number in each record
2018 lake survey
BUBSUHarh_kr1-1314
miTankId
KA20030010
Water bodies census
2/12/002/276600/1302856/005