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Najafgarh Drain (Basai Darapur)

drain · West Delhi · 31 observations · last 11h ago

📷 Report observation
AquaPulse Signal
45
Attention
Main reasons
  • • Waste reports increased
  • • Odour reports
  • • Foam or oily sheen observed
Recent observations6.4/25
Turbidity6.7/20
Waste reports4.7/15
Visual changes8.7/15
Sensor readings12.4/15
Historical anomaly5.6/10

Prototype indicator, not a calibrated water-quality index.

Before vs now

7-day window vs 8–30 day baseline
Previous weeks
🟠
48
Attention
+1
points
Last 7 days
🟠
45
Attention

Evidence timeline (14 days)

3
4
5
6
7
8
9
10
11
12
13
14
15
16
Daily AquaPulse signal, last 45 days02040608010017 Sept23 Sept29 Sept5 Oct11 Oct16 Oct18 Sept · score 6619 Sept · score 6620 Sept · score 6021 Sept · score 6022 Sept · score 5523 Sept · score 5524 Sept · score 5425 Sept · score 4926 Sept · score 4627 Sept · score 4528 Sept · score 4729 Sept · score 5930 Sept · score 471 Oct · score 442 Oct · score 413 Oct · score 324 Oct · score 335 Oct · score 326 Oct · score 307 Oct · score 378 Oct · score 389 Oct · score 3710 Oct · score 4611 Oct · score 4412 Oct · score 4813 Oct · score 4814 Oct · score 4215 Oct · score 4216 Oct · score 45

Trends

Turbidity→
Waste reports↗
Temperature→
Daily observations and visible waste reports01217 Sept · 0 observations17 Sept · 0 waste reports18 Sept · 1 observations18 Sept · 0 waste reports19 Sept · 1 observations19 Sept · 0 waste reports20 Sept · 2 observations20 Sept · 0 waste reports21 Sept · 1 observations21 Sept · 0 waste reports22 Sept · 1 observations22 Sept · 0 waste reports23 Sept · 0 observations23 Sept · 0 waste reports24 Sept · 2 observations24 Sept · 1 waste reports25 Sept · 1 observations25 Sept · 0 waste reports26 Sept · 0 observations26 Sept · 0 waste reports27 Sept · 1 observations27 Sept · 0 waste reports28 Sept · 1 observations28 Sept · 1 waste reports29 Sept · 1 observations29 Sept · 0 waste reports30 Sept · 1 observations30 Sept · 1 waste reports1 Oct · 1 observations1 Oct · 0 waste reports2 Oct · 2 observations2 Oct · 1 waste reports3 Oct · 2 observations3 Oct · 1 waste reports4 Oct · 1 observations4 Oct · 0 waste reports5 Oct · 1 observations5 Oct · 0 waste reports6 Oct · 1 observations6 Oct · 0 waste reports7 Oct · 1 observations7 Oct · 0 waste reports8 Oct · 0 observations8 Oct · 0 waste reports9 Oct · 1 observations9 Oct · 0 waste reports10 Oct · 1 observations10 Oct · 1 waste reports11 Oct · 2 observations11 Oct · 1 waste reports12 Oct · 1 observations12 Oct · 1 waste reports13 Oct · 0 observations13 Oct · 0 waste reports14 Oct · 1 observations14 Oct · 1 waste reports15 Oct · 2 observations15 Oct · 0 waste reports16 Oct · 1 observations16 Oct · 1 waste reports17 Sept27 Sept7 Oct16 Oct
  • Observations
  • Waste reports
Loading map…

Historic Sahibi river channel, now carrying heavy urban runoff into the Yamuna.

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?

💧
Kabir R.· 11h agopending
Muddy water with plastic debris.
pH 7.482 NTU27.3°C

🤖 Observation shows floating or shoreline waste reported; turbidity reading 82 NTU is elevated; water appears highly turbid.

Consistent with what you see?
💧
Meera K.· 1d agopending
Brown turbid water, lots of silt flowing in.

🤖 Observation shows water appears highly turbid.

Consistent with what you see?
💧
Diya M.· 1d agopending
White froth near the outlet and foul odour.
pH 6.785 NTU30.7°C

🤖 Observation shows turbidity reading 85 NTU is elevated; water appears highly turbid; unusual odour reported.

Consistent with what you see?
💧
Kabir R.· 2d agoverified
Oily sheen on surface, stinks badly, plastic waste everywhere.

🤖 Observation shows floating or shoreline waste reported; unusual odour reported; foam, oily sheen or dark discolouration reported.

Community: agree 2 · not sure 0 · disagree 0
💧
Ishaan T.· 4d agopending
Garbage dumped on the bank, polythene in water.
pH 7.716 NTU27.2°C

🤖 Observation shows floating or shoreline waste reported; turbidity reading 16 NTU is elevated.

Consistent with what you see?
💧
Rohan G.· 5d agopending
Brown turbid water, lots of silt flowing in.

🤖 Observation shows water appears highly turbid.

Consistent with what you see?
💧
Diya M.· 5d agoverified
Oily sheen on surface, stinks badly, plastic waste everywhere.

🤖 Observation shows floating or shoreline waste reported; unusual odour reported; foam, oily sheen or dark discolouration reported.

Community: agree 5 · not sure 0 · disagree 0
💧
Sara A.· 6d agoverified
Muddy water with plastic debris.

🤖 Observation shows floating or shoreline waste reported; water appears highly turbid.

Community: agree 4 · not sure 0 · disagree 0
💧
Ananya P.· 7d agopending
Blackish water with foam, strong sewage smell.
pH 7104 NTU30.9°C

🤖 Observation shows turbidity reading 104 NTU is elevated; water appears highly turbid; unusual odour reported.

Consistent with what you see?
💧
Sara A.· 9d agoverified
Brown turbid water, lots of silt flowing in.

🤖 Observation shows water appears highly turbid.

Community: agree 2 · not sure 0 · disagree 0
💧
Yamuna Watch· 10d agoverified
Blackish water with foam, strong sewage smell.

🤖 Observation shows water appears somewhat turbid; unusual odour reported; foam, oily sheen or dark discolouration reported.

Community: agree 5 · not sure 0 · disagree 0
💧
Rohan G.· 11d agoverified
White froth near the outlet and foul odour.

🤖 Observation shows unusual odour reported; foam, oily sheen or dark discolouration reported.

Community: agree 3 · not sure 0 · disagree 0
💧
Nisha B.· 12d agoverified
White froth near the outlet and foul odour.

🤖 Observation shows unusual odour reported; foam, oily sheen or dark discolouration reported.

Community: agree 5 · not sure 0 · disagree 0
💧
Nisha B.· 13d agoverified
Blackish water with foam, strong sewage smell.
pH 6.2120 NTU28.6°C

🤖 Observation shows turbidity reading 120 NTU is elevated; water appears highly turbid; unusual odour reported.

Community: agree 2 · not sure 0 · disagree 0
💧
Ananya P.· 13d agoverified
Oily sheen on surface, stinks badly, plastic waste everywhere.
pH 774 NTU31.8°C

🤖 Observation shows floating or shoreline waste reported; turbidity reading 74 NTU is elevated; water appears highly turbid.

Community: agree 3 · not sure 0 · disagree 0
💧
Eco Club DPS· 14d agoverified
Oily sheen on surface, stinks badly, plastic waste everywhere.

🤖 Observation shows floating or shoreline waste reported; unusual odour reported; foam, oily sheen or dark discolouration reported.

Community: agree 3 · not sure 0 · disagree 0
💧
Yamuna Watch· 14d agoverified
White froth near the outlet and foul odour.

🤖 Observation shows unusual odour reported; foam, oily sheen or dark discolouration reported.

Community: agree 5 · not sure 0 · disagree 0
💧
Eco Club DPS· 15d agoverified
White froth near the outlet and foul odour.
pH 6.876 NTU30.5°C

🤖 Observation shows turbidity reading 76 NTU is elevated; water appears highly turbid; unusual odour reported.

Community: agree 5 · not sure 0 · disagree 0
💧
Sara A.· 16d agoverified
Oily sheen on surface, stinks badly, plastic waste everywhere.
pH 6.577 NTU31.8°C

🤖 Observation shows floating or shoreline waste reported; turbidity reading 77 NTU is elevated; water appears highly turbid.

Community: agree 4 · not sure 0 · disagree 0
💧
Aarav S.· 17d agoverified
Brown turbid water, lots of silt flowing in.

🤖 Observation shows water appears highly turbid.

Community: agree 5 · not sure 0 · disagree 0
💧
Diya M.· 18d agoverified
Garbage dumped on the bank, polythene in water.

🤖 Observation shows floating or shoreline waste reported.

Community: agree 3 · not sure 0 · disagree 0
💧
Kabir R.· 19d agoverified
Blackish water with foam, strong sewage smell.

🤖 Observation shows water appears somewhat turbid; unusual odour reported; foam, oily sheen or dark discolouration reported.

Community: agree 2 · not sure 0 · disagree 0
💧
Aarav S.· 21d agoverified
Water is very muddy and brown near the outfall.

🤖 Observation shows water appears highly turbid.

Community: agree 5 · not sure 0 · disagree 0
💧
Ishaan T.· 22d agoverified
Lots of litter along the shoreline, water slightly murky.

🤖 Observation shows floating or shoreline waste reported; water appears somewhat turbid.

Community: agree 5 · not sure 0 · disagree 0
💧
Kabir R.· 22d agopending
Blackish water with foam, strong sewage smell.

🤖 Observation shows water appears somewhat turbid; unusual odour reported; foam, oily sheen or dark discolouration reported.

Consistent with what you see?
💧
Kabir R.· 24d agoverified
Blackish water with foam, strong sewage smell.
pH 6.698 NTU28.1°C

🤖 Observation shows turbidity reading 98 NTU is elevated; water appears highly turbid; unusual odour reported.

Community: agree 2 · not sure 0 · disagree 0
💧
Kabir R.· 25d agopending
White froth near the outlet and foul odour.

🤖 Observation shows unusual odour reported; foam, oily sheen or dark discolouration reported.

Consistent with what you see?
💧
Ananya P.· 26d agoverified
Brown turbid water, lots of silt flowing in.
pH 8.495 NTU28.8°C

🤖 Observation shows turbidity reading 95 NTU is elevated; water appears highly turbid.

Community: agree 4 · not sure 0 · disagree 0
💧
Yamuna Watch· 26d agoverified
Blackish water with foam, strong sewage smell.

🤖 Observation shows water appears somewhat turbid; unusual odour reported; foam, oily sheen or dark discolouration reported.

Community: agree 2 · not sure 0 · disagree 0
💧
Aarav S.· 27d agoverified
Brown turbid water, lots of silt flowing in.
pH 8.467 NTU28.7°C

🤖 Observation shows turbidity reading 67 NTU is elevated; water appears highly turbid.

Community: agree 2 · not sure 0 · disagree 0
💧
Eco Club DPS· 28d agopending
Brown turbid water, lots of silt flowing in.
pH 7.775 NTU28.3°C

🤖 Observation shows turbidity reading 75 NTU is elevated; water appears highly turbid.

Consistent with what you see?