AquaPulse AI
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Sanjay Lake

lake · Trilokpuri, East Delhi · 36 observations · last 7h ago

📷 Report observation
Potential environmental change detected at this site

The water condition changed significantly compared with recent observations: signal 96 → 35 (-52 points). Verification requested.

AquaPulse Signal
35
Alert
Main reasons
  • • Signal dropped 52 points compared with the previous weeks
  • • Turbidity increased
  • • Possible algal growth reported
  • • Dead fish or wildlife reported
  • • Odour reports
  • • Water temperature rising
Recent observations8.2/25
Turbidity12.6/20
Waste reports15/15
Visual changes5.8/15
Sensor readings10.9/15
Historical anomaly0/10

Prototype indicator, not a calibrated water-quality index.

Before vs now

7-day window vs 8–30 day baseline
Previous weeks
🟢
96
Healthy signal
-52
points
Last 7 days
🔴
35
Alert

Evidence timeline (14 days)

3
4
5
6
7
8
9
10
11
12
13
14
15
▼ change
16
Daily AquaPulse signal, last 45 days02040608010017 Sept23 Sept29 Sept5 Oct11 Oct16 Oct17 Sept · score 10018 Sept · score 9519 Sept · score 9520 Sept · score 9621 Sept · score 9622 Sept · score 9623 Sept · score 9724 Sept · score 9725 Sept · score 9726 Sept · score 9827 Sept · score 9528 Sept · score 9529 Sept · score 9730 Sept · score 961 Oct · score 962 Oct · score 963 Oct · score 964 Oct · score 975 Oct · score 986 Oct · score 957 Oct · score 968 Oct · score 949 Oct · score 9610 Oct · score 9511 Oct · score 9412 Oct · score 8813 Oct · score 8914 Oct · score 8215 Oct · score 4316 Oct · score 35

Trends

Turbidity↗
Waste reports→
Temperature↗
Daily observations and visible waste reports02317 Sept · 1 observations17 Sept · 0 waste reports18 Sept · 1 observations18 Sept · 0 waste reports19 Sept · 0 observations19 Sept · 0 waste reports20 Sept · 1 observations20 Sept · 0 waste reports21 Sept · 0 observations21 Sept · 0 waste reports22 Sept · 0 observations22 Sept · 0 waste reports23 Sept · 1 observations23 Sept · 0 waste reports24 Sept · 2 observations24 Sept · 0 waste reports25 Sept · 1 observations25 Sept · 0 waste reports26 Sept · 1 observations26 Sept · 0 waste reports27 Sept · 1 observations27 Sept · 0 waste reports28 Sept · 0 observations28 Sept · 0 waste reports29 Sept · 2 observations29 Sept · 0 waste reports30 Sept · 0 observations30 Sept · 0 waste reports1 Oct · 1 observations1 Oct · 0 waste reports2 Oct · 2 observations2 Oct · 0 waste reports3 Oct · 1 observations3 Oct · 0 waste reports4 Oct · 2 observations4 Oct · 0 waste reports5 Oct · 2 observations5 Oct · 0 waste reports6 Oct · 1 observations6 Oct · 0 waste reports7 Oct · 1 observations7 Oct · 0 waste reports8 Oct · 1 observations8 Oct · 0 waste reports9 Oct · 1 observations9 Oct · 0 waste reports10 Oct · 0 observations10 Oct · 0 waste reports11 Oct · 1 observations11 Oct · 0 waste reports12 Oct · 2 observations12 Oct · 0 waste reports13 Oct · 1 observations13 Oct · 0 waste reports14 Oct · 3 observations14 Oct · 0 waste reports15 Oct · 3 observations15 Oct · 0 waste reports16 Oct · 3 observations16 Oct · 0 waste reports17 Sept27 Sept7 Oct16 Oct
  • Observations
  • Waste reports
Loading map…

Large urban lake with a surrounding park; important for resident waterbirds.

Important: this is an AI-assisted environmental observation. It does not say whether water is safe to drink or touch. Humans verify every signal.

Citizen evidence

Help verify: does this match what you see at the site?

💧
Sara A.· 7h agoverified
Several dead fish seen this morning, water changed colour suddenly.

🤖 Observation shows dead fish or wildlife reported — high priority; appearance differs from recent observations at this site.

Community: agree 4 · not sure 0 · disagree 0
💧
Aarav S.· 8h agoverified
Several dead fish seen this morning, water changed colour suddenly.
pH 9.245 NTU33.7°C

🤖 Observation shows turbidity reading 45 NTU is elevated; dead fish or wildlife reported — high priority; pH 9.2 is outside the typical 6.5–8.5 range.

Community: agree 5 · not sure 0 · disagree 0
💧
Eco Club DPS· 10h agopending
Algae bloom near the east bank, water looks like pea soup.
pH 9.145 NTU32.1°C

🤖 Observation shows turbidity reading 45 NTU is elevated; possible algal growth on the surface; pH 9.1 is outside the typical 6.5–8.5 range.

Consistent with what you see?
💧
Aarav S.· 1d agoverified
Bright green scum spreading across the surface.

🤖 Observation shows possible algal growth on the surface.

Community: agree 2 · not sure 0 · disagree 0
💧
Diya M.· 1d agopending
Algae bloom near the east bank, water looks like pea soup.

🤖 Observation shows possible algal growth on the surface.

Consistent with what you see?
💧
Ananya P.· 1d agoverified
Dead fish floating near the bank, green scum and bad smell.
pH 9.361 NTU31.4°C

🤖 Observation shows turbidity reading 61 NTU is elevated; water appears highly turbid; possible algal growth on the surface.

Community: agree 4 · not sure 0 · disagree 0
💧
Sara A.· 2d agopending
Algae bloom near the east bank, water looks like pea soup.

🤖 Observation shows possible algal growth on the surface.

Consistent with what you see?
💧
Ishaan T.· 2d agopending
Bright green scum spreading across the surface.

🤖 Observation shows possible algal growth on the surface.

Consistent with what you see?
💧
Ananya P.· 2d agopending
Slightly murky near the inlet, otherwise okay.
pH 7.515 NTU26.2°C

🤖 Observation shows water appears somewhat turbid.

Consistent with what you see?
💧
Ananya P.· 3d agopending
Slightly murky near the inlet, otherwise okay.

🤖 Observation shows water appears somewhat turbid.

Consistent with what you see?
💧
Yamuna Watch· 4d agoverified
Water a bit cloudy after last night's rain.

🤖 Observation shows water appears somewhat turbid.

Community: agree 5 · not sure 0 · disagree 0
💧
Kabir R.· 4d agopending
Algae bloom near the east bank, water looks like pea soup.

🤖 Observation shows possible algal growth on the surface.

Consistent with what you see?
💧
Vivaan J.· 5d agoverified
Water a bit cloudy after last night's rain.
pH 7.617 NTU27.4°C

🤖 Observation shows turbidity reading 17 NTU is elevated.

Community: agree 4 · not sure 0 · disagree 0
💧
Vivaan J.· 7d agoverified
Calm surface, no smell, can see the bottom near the edge.

🤖 No notable visual or reported indicators. The water appears typical for this site.

Community: agree 4 · not sure 0 · disagree 0
💧
Ishaan T.· 8d agoverified
Hazy water, some leaves floating.
pH 7.213 NTU28.6°C

🤖 Observation shows water appears somewhat turbid.

Community: agree 2 · not sure 0 · disagree 0
💧
Vivaan J.· 9d agoverified
Clean edges, water looks fine.
pH 7.54 NTU27.9°C

🤖 No notable visual or reported indicators. The water appears typical for this site.

Community: agree 4 · not sure 0 · disagree 0
💧
Aarav S.· 10d agoverified
Water a bit cloudy after last night's rain.
pH 7.519 NTU29°C

🤖 Observation shows turbidity reading 19 NTU is elevated.

Community: agree 4 · not sure 0 · disagree 0
💧
Sara A.· 11d agoverified
Calm surface, no smell, can see the bottom near the edge.
pH 7.38 NTU24.2°C

🤖 No notable visual or reported indicators. The water appears typical for this site.

Community: agree 3 · not sure 0 · disagree 0
💧
Ananya P.· 11d agopending
Clean edges, water looks fine.
pH 7.68 NTU24.1°C

🤖 No notable visual or reported indicators. The water appears typical for this site.

Consistent with what you see?
💧
Ananya P.· 12d agoverified
Calm surface, no smell, can see the bottom near the edge.

🤖 No notable visual or reported indicators. The water appears typical for this site.

Community: agree 5 · not sure 0 · disagree 0
💧
Diya M.· 12d agoverified
Hazy water, some leaves floating.

🤖 Observation shows water appears somewhat turbid.

Community: agree 5 · not sure 0 · disagree 0
💧
Eco Club DPS· 13d agoverified
Calm surface, no smell, can see the bottom near the edge.

🤖 No notable visual or reported indicators. The water appears typical for this site.

Community: agree 4 · not sure 0 · disagree 0
💧
Nisha B.· 14d agopending
Calm surface, no smell, can see the bottom near the edge.
pH 7.64 NTU26.9°C

🤖 No notable visual or reported indicators. The water appears typical for this site.

Consistent with what you see?
💧
Aarav S.· 14d agoverified
Slightly murky near the inlet, otherwise okay.

🤖 Observation shows water appears somewhat turbid.

Community: agree 4 · not sure 0 · disagree 0
💧
Vivaan J.· 15d agoverified
Normal looking water today, a few fish visible.
pH 7.47 NTU24.1°C

🤖 No notable visual or reported indicators. The water appears typical for this site.

Community: agree 2 · not sure 0 · disagree 0
💧
Nisha B.· 17d agopending
Calm surface, no smell, can see the bottom near the edge.
pH 7.43 NTU26.7°C

🤖 No notable visual or reported indicators. The water appears typical for this site.

Consistent with what you see?
💧
Aarav S.· 17d agoverified
Water looks clear, ducks and egrets around.
pH 7.66 NTU25.9°C

🤖 No notable visual or reported indicators. The water appears typical for this site.

Community: agree 5 · not sure 0 · disagree 0
💧
Meera K.· 19d agoverified
Slightly murky near the inlet, otherwise okay.
pH 815 NTU26.9°C

🤖 Observation shows water appears somewhat turbid.

Community: agree 4 · not sure 0 · disagree 0
💧
Kabir R.· 20d agoverified
Water looks clear, ducks and egrets around.
pH 7.68 NTU25°C

🤖 No notable visual or reported indicators. The water appears typical for this site.

Community: agree 4 · not sure 0 · disagree 0
💧
Ishaan T.· 21d agopending
Slightly murky near the inlet, otherwise okay.
pH 7.720 NTU27.2°C

🤖 Observation shows turbidity reading 20 NTU is elevated.

Consistent with what you see?
💧
Kabir R.· 22d agopending
Clean edges, water looks fine.

🤖 No notable visual or reported indicators. The water appears typical for this site.

Consistent with what you see?
💧
Aarav S.· 22d agoverified
Water looks clear, ducks and egrets around.

🤖 No notable visual or reported indicators. The water appears typical for this site.

Community: agree 5 · not sure 0 · disagree 0
💧
Sara A.· 23d agoverified
Clean edges, water looks fine.

🤖 No notable visual or reported indicators. The water appears typical for this site.

Community: agree 2 · not sure 0 · disagree 0
💧
Yamuna Watch· 26d agoverified
Normal looking water today, a few fish visible.
pH 7.47 NTU24.4°C

🤖 No notable visual or reported indicators. The water appears typical for this site.

Community: agree 2 · not sure 0 · disagree 0
💧
Diya M.· 28d agoverified
Water a bit cloudy after last night's rain.

🤖 Observation shows water appears somewhat turbid.

Community: agree 4 · not sure 0 · disagree 0
💧
Aarav S.· 29d agoverified
Water looks clear, ducks and egrets around.
pH 7.39 NTU27.4°C

🤖 No notable visual or reported indicators. The water appears typical for this site.

Community: agree 3 · not sure 0 · disagree 0