Delhi's Blue Water Woes: How illegal denim dyeing is damaging Delhi’s water and health
illegal dyeing units. The untreated toxic chemicals used in the dyeing process flow into nearby gutters, turning them deep blue.
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In Meethapur, the main gates of these illegal units are often locked, but freshly dyed jeans can be seen drying on terraces. Numerous drains crisscross the area, carrying chemical-laced water that converges on the local pond, Bhatte Johad, which is easily recognizable by its blue color and surrounding garbage.
Environmental Impact and Health Risks
The process of dyeing denim, while creating much sought-after garments, is environmentally unsustainable. According to experts, synthetic indigo dye does not dissolve in water and requires chemicals to penetrate and color the denim fibers. These dyeing and denim washing units are not allowed outside industrial zones, yet many operate in non-conforming areas like Meethapur.
Eco-activists warn that the toxic waste from these units flows through drains into the Yamuna River, harming the aquatic ecosystem and contributing to frothing in some river stretches. Soil and groundwater are also contaminated by improper disposal of chemical waste.
Residents of Meethapur report health issues due to the contamination. Jagdish Chand Sharma said, “A foul smell emanates from the drains. In 2006, some of these units were shut down. But since then, many new units have come up. I have written to all
