Lakes of Bendakaluru

Satellite view: Esri, Maxar, Earthstar Geographics

Devarabisanahalli Kere

ದೇವರ ಬಿಸನಹಳ್ಳಿ ಕೆರೆ

Also called Deverabisanahalli Lake, Devarabisanahalli Lake

Kere, a large tank, in Shivanasamudra Ward ward, Bengaluru East

See it on the map
Size
9.54 acresAbout 5.4 football pitches
Rank by size
767th largestOf 1,621 lakes that still exist
Valley
Koramangala-Challaghatta
Who looks after it
BBMPBruhat Bengaluru Mahanagara Palike
Water quality
Fit only for wildlife and fishTested Jul 2026
Built over
0.2% of the lakeSatellite land cover, 2021
Campaign
Residents are organising here

Through the years

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

The records listed below, drawn on one line from 1903 to 2026.

  1. 1903

    Built

    As the 2018 lake survey records it

    See source

  2. 1945

    On the survey map

    See source

  3. 1980

    On the survey map

    See source

  4. 1984-2021

    Held water most years

    Water in 35% of all satellite passes, 1984-2024

    2% of its water area has since gone dry; 48% is new water

    4 years not counted: the satellite saw under half the lake

    See sourceSee source

  5. 2017-2018

    In the water bodies census, not marked as encroached

    This census's status marks are often wrong

    See source

  6. 2017-2025

    Mostly water in most years

    About three in four of these readings are right, so trust what holds for several years

    See source

  7. 2018

    Still there in the 2018 lake survey

    Sewage, 13.8 acres surveyed

    See source

  8. 2023-2026

    Tested by the state board in 31 months, most often fit only for wildlife and fish

    Jul 2023 to Jul 2026

    See every testSee source

  9. 2024

    On the state's list of Bengaluru lakes, looked after by BBMP

    See source

  10. 2025-2026

    Mostly open water after the monsoon and in the dry season

    After monsoon, Oct 2025 to Dec 2025

    • 84% open water
    • 13% floating weed
    • 4% dry or built

    Dry season, Mar 2026 to May 2026

    • 71% open water
    • 4% floating weed
    • 25% dry or built
    See source

How big it is

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

Drawn outline
9.54 acres

About 5.4 football pitches

See source
Land records
13.8 acres

About 7.8 football pitches

See source
2018 lake survey
13.8 acres

About 7.8 football pitches

See source
End to end
322 m

The longest straight line across the outline

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

How clean the water is

Latest test
Fit only for wildlife and fish

Fit only for wildlife and fisheries. Class D on the state board’s scale from A, the cleanest, to E.

Tested Jul 2026

See source
Class each month, tested 31 times since Jul 2023
Fit only for wildlife and fish: 22 months. Fit only for irrigation: 9 months. Every month is listed in the readings below.
Drinkable after disinfection
Fit for bathing
Drinkable after treatment
Fit only for wildlife and fish
Fit only for irrigation
See source
How it looked in 2018
Sewage
See source
What pollutes it, 2018

Sewage

See source
Sewage flows in, 2018

From the east

See source
Older tests
2 readings

From 2021

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

Latest test, Jul 2026. Too low to measure: boron, carbonate, nitrite, phenolphthalein alkalinity, phosphate, kjeldahl nitrogen, suspended solids

MeasureUnitValue
Water temperature°C24
Dissolved oxygenmg/L5.2
pH7.2
ConductivityµS/cm910
BODmg/L8
Nitratemg/L as N3.4
Faecal coliformMPN/100mL790
Total coliformMPN/100mL2,400
Bicarbonatemg/L240
TurbidityNTU5.8
Total alkalinitymg/L as CaCO3240
Chloridemg/L152
CODmg/L72
Ammonia nitrogenmg/L as N0.4
Total hardnessmg/L as CaCO3204
Calcium hardnessmg/L as CaCO3104
Calciummg/L41.6
Magnesium hardnessmg/L as CaCO3100
Magnesiummg/L24.3
Sulphatemg/L67
Sodiummg/L95
Dissolved solidsmg/L628
Potassiummg/L10
Fluoridemg/L0.45
Sodium share%49
Sodium adsorption ratio2.9
Orthophosphatemg/L0.31

Every month the state board tested it

MonthClassDissolved oxygenmg/LBODmg/LFaecal coliformMPN/100mLTotal coliformMPN/100mLSource
Jul 2026D5.287902,400See source
Jun 2026E1.7303,1009,400See source
May 2026E3.285802,800See source
Apr 2026E1.5304,6009,400See source
Mar 2026D5.665,80012,000See source
Feb 2026D5.853303,500See source
Jan 2026D7.243402,400See source
Dec 2025D66631,600See source
Nov 2025D5.171702,400See source
Oct 2025D5.682402,200See source
Sep 2025D5.862604,300See source
Aug 2025D652701,600See source
Jul 2025D5.461702,100See source
Jun 2025D5.2101102,400See source
May 2025D563102,800See source
Apr 2025D5.172,1003,500See source
Feb 2025E3.241402,100See source
Jan 2025D6.751702,400See source
Nov 2024E2.8242103,500See source
Sep 2024D55241,600See source
Aug 2024D5.881203,500See source
Jul 2024E1.2782,60054,000See source
Jun 2024E2.2204305,400See source
May 2024E3.4181,1007,900See source
Mar 2024E1.2182,6009,400See source
Jan 2024D5.4625,00084,000See source
Dec 2023D4.864,80092,000See source
Oct 2023D4.467,00092,000See source
Sep 2023D5.854109,200See source
Aug 2023D5.274,60054,000See source
Jul 2023D4.31147016,000See source

Older tests

DateWhereReadingWater temperature°CDissolved oxygenmg/LpHConductivityµS/cmBODmg/LNitrate and nitritemg/L as NFaecal coliformMPN/100mLTotal coliformMPN/100mLSource
2021Devarabeesanahalli Lake, LakeLowest212.16.542531.14,00024,000See source
2021Devarabeesanahalli Lake, LakeHighest256.67.61,336309.414,0001,60,000See source

Inlet and outlet tests, 2017-18 lake survey

DateWhereWater temperature°CpHConductivityµS/cmDissolved solidsmg/LSuspended solidsmg/LTurbidityNTUDissolved oxygenmg/LCODmg/LBODmg/LTotal phosphateKjeldahl nitrogenmg/L as NTotal coliformMPN/100mL
2017-11-30257.598060032204.1649.132281,600
See source

How much is built over

Built inside the outline
0.2%

From satellite land cover, 2021

See source
Encroached area, 2017
0.33 acres

Reported by the state legislature’s committee on lake encroachment

See source
Dumped in it

Garbage & construction debris

See source
Land record maps
See source
Land within 500 m

91% built, 6% trees, 0.8% crops, 0.7% bare ground, 0.6% grass

From satellite land cover, 2021

See source

Who looks after it

Looked after by
Bruhat Bengaluru Mahanagara Palike

BBMP

See source
City work on the lake
Developed
See source
City zone
Mahadevapura
See source
Campaign pages
See source

Where its water comes from and goes

Valley
Koramangala-Challaghatta

The river basin its water drains to

See source
Overflows into

Varthur Lake

See source
Catchment
1.1 km²

The land that drains into it

See source
Fed by, 2018 survey

Rain & drain

See source
Built parts, 2018 survey

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

See source
Nearest sewage treatment plant

Sewage Treatment Plant

1.1 km away

See source

What lives here

Birds recorded
86 species

Most seen: Brahminy Kite, Black Kite, Rock Pigeon, Indian Pond-Heron and Common Myna.

2,148 sightings, mostly from birdwatchers

See source
All wildlife recorded
87 species

2,149 records, 2014 to 2026

See source
Photographed on iNaturalist
4 times

3 species, 3 confirmed by other naturalists.

Most seen: Flamboyant, Little Cormorant and Gray-headed Swamphen.

Last seen Jan 2026

See source
Animals seen, 2018 survey

Birds and butterflies

See source
Water plants, 2018 survey

Emergent

See source
Weed cover, 2018 survey

Partial

See source

Around it

Around it in 2018

Vacant land, Company, villas & buildings

See source

Photos

Devarabisanahalli Kere, photographed in 2019
HSRRAO / CC BY-SA 4.0 / Wikimedia Commons, 2019

Where it is

Ward 49
Shivanasamudra Ward

ಶಿವನಸಮುದ್ರ ವಾರ್ಡ್

Bengaluru East corporation, Mahadevapura assembly seat

See source
Village
Devarabeesanahalli

Varthuru hobli, Bengaluru East taluk, Bengaluru Urban district

See source
Land survey numbers

18

See source
Height above sea level
877 m
See source
Coordinates

12.9234° N, 77.6871° E

See source

Read more

OpenStreetMap
See source
Its number in each record
ATREE lake map
114
2018 lake survey
BUBEVRdvb_kr3-529
Lake Development Authority
LDA116
KGIS tank map
648
Water bodies census
2/12/002/276600/1302822/007