Lakes of Bendakaluru

Satellite view: Esri, Maxar, Earthstar Geographics

Gunduru Lake

ದೇವಸಂದ್ರ ಕೆರೆ

Also called Devasandra lake

In Devasandra ward, Bengaluru East

See it on the map
Size
12.4 acresAbout 7.1 football pitches
Rank by size
643rd largestOf 1,621 lakes that still exist
Valley
Hebbal
Who looks after it
Nobody on record looks after it
Water quality
Fit only for irrigationTested Jul 2026
Built over
7% of the lakeSatellite land cover, 2021

Through the years

Nothing on record for 1928 to 1954, 1956 to 1977 and 1979 to 1983.

The records listed below, drawn on one line from 1927 to 2026.

  1. 1927

    Not on the survey map

    See source

  2. 1955

    Not on the U.S. Army map

    Compiled from Survey of India maps of 1945-46

    See source

  3. 1978

    Not on the survey map

    See source

  4. 1984-2021

    Held water most years

    Water in 16% of all satellite passes, 1984-2024

    0% of its water area has since gone dry; 41% is new water

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

    See sourceSee source

  5. 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

  6. 2023-2026

    Tested by the state board in 36 months, most often fit only for wildlife and fish

    Jul 2023 to Jul 2026

    See every testSee source

  7. 2025-2026

    Mostly open water after the monsoon and in the dry season

    After monsoon, Oct 2025 to Dec 2025

    • 78% open water
    • 4% floating weed
    • 18% dry or built

    Dry season, Mar 2026 to May 2026

    • 75% open water
    • 3% floating weed
    • 22% dry or built
    See source

How big it is

Drawn outline
12.4 acres

About 7.1 football pitches

See source
End to end
403 m

The longest straight line across the outline

See source

How clean the water is

Latest test
Fit only for irrigation

Fit only for irrigation, cooling and waste disposal. Class E on the state board’s scale from A, the cleanest, to E.

Tested Jul 2026

See source
Class each month, tested 36 times since Jul 2023
Fit only for wildlife and fish: 21 months. Fit only for irrigation: 15 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
Older tests
2 readings

From 2021

See source
Every reading
Show every reading

Latest test, Jul 2026. Too low to measure: boron

MeasureUnitValue
Water temperature°C26
Dissolved oxygenmg/L2
pH8.5
ConductivityµS/cm5,840
BODmg/L60
Nitratemg/L as N21.3
Nitritemg/L as N0.04
Faecal coliformMPN/100mL7,000
Total coliformMPN/100mL11,000
Carbonatemg/L120
Bicarbonatemg/L1,010
TurbidityNTU8.7
Phenolphthalein alkalinitymg/L as CaCO360
Total alkalinitymg/L as CaCO31,070
Chloridemg/L1,360
CODmg/L328
Kjeldahl nitrogenmg/L as N50
Ammonia nitrogenmg/L as N38
Total hardnessmg/L as CaCO3390
Calcium hardnessmg/L as CaCO3220
Calciummg/L88
Magnesium hardnessmg/L as CaCO3170
Magnesiummg/L41.3
Sulphatemg/L41
Sodiummg/L498
Dissolved solidsmg/L3,808
Suspended solidsmg/L12
Phosphatemg/L0.69
Potassiummg/L69
Fluoridemg/L0.38
Sodium share%69
Sodium adsorption ratio11
Orthophosphatemg/L1.8

Every month the state board tested it

MonthClassDissolved oxygenmg/LBODmg/LFaecal coliformMPN/100mLTotal coliformMPN/100mLSource
Jul 2026E2607,00011,000See source
Jun 2026E2.2123302,400See source
May 2026D5.669403,500See source
Apr 2026D5.953301,700See source
Mar 2026E1.8354909,200See source
Feb 2026E5.258402,800See source
Jan 2026E3.5135802,800See source
Dec 2025D5.553902,800See source
Nov 2025D5.284603,500See source
Oct 2025D4.583803,500See source
Sep 2025E2.6232304,300See source
Aug 2025D4.866304,500See source
Jul 2025D5.962403,500See source
Jun 2025D5.461,7007,900See source
May 2025E2.32511,00049,000See source
Apr 2025D4.292,30011,000See source
Mar 2025E2.11431,00070,000See source
Feb 2025D6.9423920See source
Jan 2025E2.2202403,500See source
Dec 2024D6.75841,600See source
Nov 2024E2.9141502,200See source
Oct 2024D4.282102,100See source
Sep 2024E3.5181,7009,400See source
Aug 2024D4.643305,400See source
Jul 2024D4.883103,500See source
Jun 2024D4.1152,10070,000See source
May 2024E0.6581,7007,000See source
Apr 2024E1.2871,3004,900See source
Mar 2024E3.31617,00033,000See source
Feb 2024D4.973,2009,400See source
Jan 2024D4.384,60014,000See source
Dec 2023D4.248409,200See source
Oct 2023D4.284805,400See source
Sep 2023E3.41211,0001,60,000See source
Aug 2023D544,80,00035,00,000See source
Jul 2023D4.476,30054,000See source

Older tests

DateWhereReadingWater temperature°CDissolved oxygenmg/LpHConductivityµS/cmBODmg/LNitrate and nitritemg/L as NFaecal coliformMPN/100mLTotal coliformMPN/100mLSource
2021Dyavasandra Tank, TankLowest2546.323620.63,30024,000See source
2021Dyavasandra Tank, TankHighest256.87.97759314,0001,60,000See source

How much is built over

Built inside the outline
7%

From satellite land cover, 2021

See source
Land within 500 m

89% built, 5% trees, 4% crops, 2% grass, 0.6% bare ground

From satellite land cover, 2021

See source

Who looks after it

Nobody on record looks after it.

Where its water comes from and goes

Valley
Hebbal

The river basin its water drains to

See source
Overflows into

Shegehalli Kere

See source
Catchment
1 km²

The land that drains into it

See source
Nearest sewage treatment plant

Sewage Treatment Plant

1.9 km away

See source

What lives here

Birds recorded
33 species

Most seen: Common Myna, Gray Heron, Indian Pond-Heron, House Crow and Little Egret.

78 sightings, mostly from birdwatchers

See source
All wildlife recorded
33 species

78 records, 2015 to 2024

See source

Around it

Nothing on record about what is around it.

Photos

No photos of it on Wikimedia Commons yet.

Where it is

Ward 12
Devasandra

ದೇವಸಂದ್ರ

Bengaluru East corporation, K.R. Pura assembly seat

See source
Height above sea level
885 m
See source
Coordinates

13.0017° N, 77.7032° E

See source

Read more

OpenStreetMap
See source
Its number in each record
ATREE lake map
64
Lake Development Authority
LDA508
KGIS tank map
657