Satellite view: Esri, Maxar, Earthstar Geographics
Narasipura Lake-2
ವಿದ್ಯಾರಣ್ಯಪುರ ಕೆರೆ
Also called Vidyaranyapura Kere
Kere, a large tank, in Singapura ward, Bengaluru North
See it on the mapThrough the years
Nothing on record for 1928 to 1977 and 1979 to 1983.
1927
On the survey map
1978
On the survey map
1984-2021
No open water seen in any year
Floating weed looks like dry land to this record, so a weed-covered year can read as dry
2000
Restored
2013
Built
As the 2018 lake survey records it
2017-2018
In the water bodies census, not marked as encroached
This census's status marks are often wrong
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
2018
Still there in the 2018 lake survey
2% encroached, polluted, 9.18 acres surveyed
2025-2026
Mostly open water after the monsoon; mostly floating weed in the dry season
After monsoon, Oct 2025 to Dec 2025
- 51% open water
- 39% floating weed
- 10% dry or built
Dry season, Mar 2026 to May 2026
- 36% open water
- 52% floating weed
- 12% dry or built
How big it is
The records disagree on its size, so each measure is shown.
How clean the water is
Show every readingHide the readings
Older tests
| Date | Where | Reading | Chloride | Phosphate | Suspended solidsmg/L | Dissolved oxygenmg/L | CODmg/L | Nitratemg/L as N | Total hardness | Fluoride | pH | Zinc | Copper | Manganese | E coli | Total coliformMPN/100mL | Source |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2011 | Vidyaranyapura Lake 1, Inlet | 101 | 0.2 | 25.5 | 4.8 | 75.52 | 7.31 | 204 | 0.27 | 8.05 | 0.25 | 0.01 | 0.17 | 1,600 | 1,600 | See source | |
| 2011 | Vidyaranyapura Lake 2, Outlet | 81.2 | 0.2 | 63 | 75.52 | 4.41 | 204 | 0.25 | 7.83 | 0.06 | 0.01 | 0.13 | See source |
Inlet and outlet tests, 2017-18 lake survey
| Date | Where | Water temperature°C | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2017-11-28 | 24.8 | 7.1 | 930 | 500 | 535 | 685 | 0.8 | 32 | 7.7 | 0.4 | 28 | 70 |
How much is built over
Reported by the state legislature’s committee on lake encroachment
69% built, 24% trees, 4% bare ground, 2% grass, 1% crops
From satellite land cover, 2021
Who looks after it
Where its water comes from and goes
2 inlet drains, 1 overflow weir, no sluice gates, 2 culverts, no check dams and 1 island
What lives here
Most seen: White-breasted Waterhen, Western Swamphen, Pale-billed Flowerpecker, Eurasian Moorhen and Rose-ringed Parakeet.
28 sightings, mostly from birdwatchers
1 species, 1 confirmed by other naturalists.
Most seen: Gray-headed Swamphen.
Last seen Nov 2022
Around it
Photos
No photos of it on Wikimedia Commons yet.
Where it is
Read more
- ATREE lake map
- 53
- 2018 lake survey
- BUBNYHnrp_kr1-304
- Lake Development Authority
- LDA388
- KGIS tank map
- 811
- Water bodies census
- 2/12/002/253189/025980/002
- City lake monitoring site
- 60