NbS design tool

NbS design -Input parameters

Name of the lake

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MORPHOLOGY

Lake - Water spread area (m²)

Lake - Average depth (m)

Area available - Constructed wetland (m²)

Area not available

Note

Feasible depth - Constructed wetland (m)

Feasible depth not available

HYDROLOGY AND WATER QUALITY

Note

Inflow rate (m³/day)

Total phosphorus (TP) level (mg/L) – Inflow

No dry-weather inflow

Total phosphorus (TP) level (mg/L) – Inlake

Secchi depth (m)

What do You Observe?

Tell us what did you see in your lakes

fishkill

Fish kills

Have you seen any dead fish floating on the surface or gathering near the shore?

Yes

fishkill

Algal bloom

Have you observed green or coloured patches spreading across the lake?

Yes

fishkill

Sewage inflow or bad odour

Have you felt any strong, unpleasant smell around the lake, or seen pipes or drains discharging sewage into it?

Yes

fishkill

Floating vegetation

Have you noticed thick clusters of floating plants like water hyacinth or duckweed covering significant area of the lake?

Yes

fishkill

Foaming on the lake

Have you observed foam forming along the edges or surface of the lake?

Yes

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