AquaPulse AI
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Purana Qila Lake

pond · Pragati Maidan · 30 observations · last 3h ago

📷 Report observation
AquaPulse Signal
95
Healthy signal
Main reasons
  • • Observations are stable and typical
Recent observations22.8/25
Turbidity17.3/20
Waste reports15/15
Visual changes15/15
Sensor readings15/15
Historical anomaly10/10

Prototype indicator, not a calibrated water-quality index.

Before vs now

7-day window vs 8–30 day baseline
Previous weeks
🟢
90
Healthy signal
+5
points
Last 7 days
🟢
95
Healthy signal

Evidence timeline (14 days)

4
5
6
7
8
9
10
11
12
13
14
15
16
17
Daily AquaPulse signal, last 45 days02040608010018 Sept24 Sept30 Sept6 Oct12 Oct17 Oct18 Sept · score 9919 Sept · score 10020 Sept · score 10021 Sept · score 10022 Sept · score 10023 Sept · score 9524 Sept · score 9525 Sept · score 9226 Sept · score 9127 Sept · score 8928 Sept · score 9029 Sept · score 9030 Sept · score 891 Oct · score 902 Oct · score 883 Oct · score 864 Oct · score 865 Oct · score 816 Oct · score 857 Oct · score 958 Oct · score 949 Oct · score 9010 Oct · score 8611 Oct · score 8812 Oct · score 9013 Oct · score 8814 Oct · score 8615 Oct · score 8616 Oct · score 9017 Oct · score 95

Trends

Turbidity→
Waste reports↘
Temperature→
Daily observations and visible waste reports01218 Sept · 2 observations18 Sept · 0 waste reports19 Sept · 1 observations19 Sept · 0 waste reports20 Sept · 0 observations20 Sept · 0 waste reports21 Sept · 1 observations21 Sept · 0 waste reports22 Sept · 0 observations22 Sept · 0 waste reports23 Sept · 1 observations23 Sept · 1 waste reports24 Sept · 0 observations24 Sept · 0 waste reports25 Sept · 1 observations25 Sept · 0 waste reports26 Sept · 2 observations26 Sept · 0 waste reports27 Sept · 2 observations27 Sept · 0 waste reports28 Sept · 2 observations28 Sept · 0 waste reports29 Sept · 1 observations29 Sept · 0 waste reports30 Sept · 1 observations30 Sept · 1 waste reports1 Oct · 1 observations1 Oct · 0 waste reports2 Oct · 0 observations2 Oct · 0 waste reports3 Oct · 1 observations3 Oct · 0 waste reports4 Oct · 1 observations4 Oct · 0 waste reports5 Oct · 0 observations5 Oct · 0 waste reports6 Oct · 2 observations6 Oct · 0 waste reports7 Oct · 2 observations7 Oct · 0 waste reports8 Oct · 0 observations8 Oct · 0 waste reports9 Oct · 2 observations9 Oct · 1 waste reports10 Oct · 1 observations10 Oct · 1 waste reports11 Oct · 1 observations11 Oct · 0 waste reports12 Oct · 1 observations12 Oct · 0 waste reports13 Oct · 0 observations13 Oct · 0 waste reports14 Oct · 1 observations14 Oct · 0 waste reports15 Oct · 1 observations15 Oct · 0 waste reports16 Oct · 1 observations16 Oct · 0 waste reports17 Oct · 1 observations17 Oct · 0 waste reports18 Sept28 Sept8 Oct17 Oct
  • Observations
  • Waste reports
Loading map…

Moat-lake beside the Old Fort, with boating.

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?

💧
Vivaan J.· 3h agoverified
Hazy water, some leaves floating.

🤖 Observation shows water appears somewhat turbid.

Community: agree 5 · not sure 0 · disagree 0
💧
Yamuna Watch· 1d agopending
Water a bit cloudy after last night's rain.
pH 7.423 NTU28.2°C

🤖 Observation shows turbidity reading 23 NTU is elevated.

Consistent with what you see?
💧
Eco Club DPS· 2d agopending
Slightly murky near the inlet, otherwise okay.
pH 7.821 NTU27.9°C

🤖 Observation shows turbidity reading 21 NTU is elevated.

Consistent with what you see?
💧
Sara A.· 3d agoverified
Clean edges, water looks fine.
pH 7.74 NTU25.9°C

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

Community: agree 3 · not sure 0 · disagree 0
💧
Rohan G.· 5d agoverified
Water looks clear, ducks and egrets around.
pH 7.14 NTU24.9°C

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

Community: agree 5 · not sure 0 · disagree 0
💧
Meera K.· 6d agoverified
Clean edges, water looks fine.
pH 7.23 NTU24.3°C

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

Community: agree 3 · not sure 0 · disagree 0
💧
Yamuna Watch· 7d agoverified
Plastic bottles and wrappers floating near the steps.
pH 7.528 NTU26.7°C

🤖 Observation shows floating or shoreline waste reported; turbidity reading 28 NTU is elevated.

Community: agree 4 · not sure 0 · disagree 0
💧
Eco Club DPS· 8d agoverified
Normal looking water today, a few fish visible.
pH 7.88 NTU25.7°C

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

Community: agree 3 · not sure 0 · disagree 0
💧
Diya M.· 8d agoverified
Plastic bottles and wrappers floating near the steps.
pH 7.531 NTU28°C

🤖 Observation shows floating or shoreline waste reported; turbidity reading 31 NTU is elevated.

Community: agree 5 · not sure 0 · disagree 0
💧
Sara A.· 10d agoverified
Water looks clear, ducks and egrets around.
pH 7.29 NTU27°C

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

Community: agree 4 · not sure 0 · disagree 0
💧
Sara A.· 10d agopending
Clean edges, water looks fine.
pH 7.65 NTU27.9°C

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

Consistent with what you see?
💧
Nisha B.· 11d agoverified
Water looks clear, ducks and egrets around.
pH 7.16 NTU24.6°C

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

Community: agree 2 · not sure 0 · disagree 0
💧
Diya M.· 11d agoverified
Hazy water, some leaves floating.
pH 7.316 NTU25.7°C

🤖 Observation shows turbidity reading 16 NTU is elevated.

Community: agree 5 · not sure 0 · disagree 0
💧
Sara A.· 13d agoverified
Water a bit cloudy after last night's rain.
pH 7.321 NTU25.3°C

🤖 Observation shows turbidity reading 21 NTU is elevated.

Community: agree 3 · not sure 0 · disagree 0
💧
Ishaan T.· 14d agoverified
Hazy water, some leaves floating.

🤖 Observation shows water appears somewhat turbid.

Community: agree 5 · not sure 0 · disagree 0
💧
Rohan G.· 16d agoverified
Water looks clear, ducks and egrets around.

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

Community: agree 4 · not sure 0 · disagree 0
💧
Aarav S.· 17d agoverified
Plastic bottles and wrappers floating near the steps.
pH 7.928 NTU27.6°C

🤖 Observation shows floating or shoreline waste reported; turbidity reading 28 NTU is elevated.

Community: agree 3 · not sure 0 · disagree 0
💧
Sara A.· 18d agoverified
Hazy water, some leaves floating.

🤖 Observation shows water appears somewhat turbid.

Community: agree 2 · not sure 0 · disagree 0
💧
Nisha B.· 19d agoverified
Water looks clear, ducks and egrets around.

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

Community: agree 3 · not sure 0 · disagree 0
💧
Nisha B.· 19d agopending
Normal looking water today, a few fish visible.
pH 7.29 NTU25.6°C

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

Consistent with what you see?
💧
Nisha B.· 20d agoverified
Hazy water, some leaves floating.
pH 7.715 NTU27.3°C

🤖 Observation shows water appears somewhat turbid.

Community: agree 3 · not sure 0 · disagree 0
💧
Yamuna Watch· 20d agoverified
Water a bit cloudy after last night's rain.

🤖 Observation shows water appears somewhat turbid.

Community: agree 5 · not sure 0 · disagree 0
💧
Ishaan T.· 21d agopending
Hazy water, some leaves floating.

🤖 Observation shows water appears somewhat turbid.

Consistent with what you see?
💧
Ananya P.· 21d agoverified
Water looks clear, ducks and egrets around.
pH 7.48 NTU24.8°C

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

Community: agree 5 · not sure 0 · disagree 0
💧
Yamuna Watch· 22d agoverified
Normal looking water today, a few fish visible.
pH 7.610 NTU25.3°C

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

Community: agree 2 · not sure 0 · disagree 0
💧
Aarav S.· 24d agoverified
Plastic bottles and wrappers floating near the steps.

🤖 Observation shows floating or shoreline waste reported.

Community: agree 3 · not sure 0 · disagree 0
💧
Rohan G.· 26d agopending
Water looks clear, ducks and egrets around.
pH 7.24 NTU26.9°C

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

Consistent with what you see?
💧
Meera K.· 28d agoverified
Water looks clear, ducks and egrets around.
pH 7.23 NTU27.4°C

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

Community: agree 2 · not sure 0 · disagree 0
💧
Meera K.· 29d 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
💧
Vivaan J.· 29d agoverified
Water looks clear, ducks and egrets around.
pH 7.210 NTU24.2°C

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

Community: agree 5 · not sure 0 · disagree 0