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    Water Quality News

    Floating solar changed conditions beneath panels in a Dutch lake

    Research highlights potential environmental impacts of floating solar panels, focusing on shading and hydrodynamics. A Dutch study of Bomhofsplas shows minor water quality changes, underscoring the need for specific monitoring to understand ecological responses as floating solar technology expands in aquatic environments.
    Science
    Published 3 days ago

    1,401 water points checked across Pune rail division after CAG audit

    Railway officials, however, clarified that no station in the Pune division was covered by the national auditor’s observations specifically related to drinking water quality. (HT)
    Cities
    Published 8 days ago

    7 water quality questions Indians should be asking beyond TDS

    How much TDS is good in water in India? How to reduce TDS in water at home?
    Lifestyle
    Published 12 days ago

    Monsoon flow improves Yamuna water quality in August

    Despite the improvement, levels at several locations remained above the Central Pollution Control Board (CPCB) standard (HT)
    Cities
    Published 14 days ago

    Why community participation is critical for water safety

    Drinking water (For Representation)
    Ht Insight
    Published 21 days ago

    Delhi plans 500-cusec Hindon river water diversion to Yamuna to improve e-flow

    According to the plan, 1,300 cusecs of water will be released to the Hindon from Muradnagar instead of 1,800 cusecs, and the remaining 500 cusecs will be released into the Yamuna through a new pipeline. (HT Archive)
    Cities
    Updated 21 days ago

    Water pressure likely to drop from September 15 in Greater Noida

    The exercise will cover residential sectors, group-housing societies, educational institutions and other public facilities. (HT Archive)
    Cities
    Published 28 days ago

    Mandi’s drinking water, sewerage system to go hi-tech with mobile app: Dy CM

    The app will also provide consumers with the water supply schedule and current status for their respective areas. (HT Photo for representation)
    Cities
    Published 34 days ago

    Guest column | Let zero tolerance for pollution be the rule

    Rapid economic growth cannot come at the cost of citizens’ right to clean air, safe water and a healthy environment.
    Cities
    Published 75 days ago

    Ludhiana: Buddha Nullah clean-up : Team effort yielding improvement in water quality, says Seechewal

    Rajya Sabha MP Balbir Singh Seechewal during a review meeting at MC Zone D office in Ludhiana on Wednesday. (HT PHOTO)
    Cities
    Published 113 days ago

    PMRDA sets 2029 deadline for Pavana pollution control project

    PMRDA informed NGT that it has prepared DPR for the installation of 14 sewage treatment plants across 15 natural drains carrying sewage into the Pavana River. (HT FILE)
    Cities
    Published 118 days ago

    Toxic inflow threatens Harike Ramsar site, Punjab wildlife wing sounds alarm

    The Punjab wildlife department has raised concerns over rapidly deteriorating water quality at Harike Wetland after laboratory analysis of water samples collected from the Harike barrage in Ferozepur district revealed dangerously high turbidity levels and signs of sewage contamination.
    Cities
    Published 134 days ago

    Fish deaths at Pashan Lake due to multiple factors, not STP alone: Primove Consultancy

    nvironmental factors such as the spread of water hyacinth and a consequent drop in dissolved oxygen levels could have played a significant role, says report. (HT FILE)
    Cities
    Published 169 days ago

    Oxygen levels dip in Pashan lake; PMC, MPCB begin probe after fish deaths

    The development comes amid reports of untreated sewage entering the lake. (HT)
    Cities
    Published 173 days ago

    Sohna Sec 36 locals flag lack of piped water, poor quality supply

    Sohna Sec 36 locals flag lack of piped water, poor quality supply
    Cities
    Published 178 days ago

    CAG highlights Namami Gange Programme’s poor implementation in Uttarakhand

    The audit assessed the implementation of the programme in the state’s Ganga-front towns. (HT PHOTO)
    India News
    Published 205 days ago

    Yamuna water still highly polluted in Delhi, DPCC reports show elevated faecal coliform levels

    Yamuna water still highly polluted in Delhi, DPCC reports show elevated faecal coliform levels
    Cities
    Published 207 days ago

    Seeing these 5 signs? It might be time to replace your home water purifier

    Top 10 water purifiers for hom with latest filters and strong build.
    Technology
    Published 221 days ago

    Gurugram: Fear in every glass of water, Chayansa no longer sleeps easy.

    A team from the health department conducts rapid tests at Chhainsa village in Palwal district. (Parveen Kumar/HT PHOTO)
    Cities
    Updated 221 days ago

    Pollution, invasive species push Ujani Dam towards disaster

    Pollution, invasive species push Ujani Dam towards disaster
    Cities
    Published 251 days ago

    Industrial, domestic waste from HP, Punjab polluting Tangri, Markanda: Haryana pollution control board tells NGT

    Tangri, a seasonal river, originates from Shivalik hills in HP and enters Punjab from Haryana’s Ambala. Markanda also originates from Shivalik hills in HP and enters Punjab through Haryana. (File)
    Cities
    Published 252 days ago

    41 real-time monitoring stations to track Yamuna pollution by March

    The stations will measure flow, pH, biological oxygen demand (BOD), chemical oxygen demand (COD), total suspended solids (TSS), total nitrogen (TN), total phosphorus (TP), ammonium, dissolved oxygen, temperature and conductivity. (HT Archive)
    Cities
    Published 259 days ago

    Winter spectacle: Over 20,000 birds recorded at Surajpur and Okhla sanctuary

    Despite the high numbers, birders highlighted river water pollution, kite strings, cattle grazing and waste dumping as persistent threats to the habitat (Raj K Raj/HT PHOTO)
    Cities
    Published 262 days ago

    After Indore scare, Noida authority forms special panel to test drinking water

    Following complaints of contaminated water supply, the Greater Noida Authority conducted spot inspections in Delta 1 on Wednesday.
    Cities
    Updated 265 days ago

    Water quality rankings sink without a trace

    Indore: Family members of a victim, who died after consumption of allegedly contaminated water, mourn in Bhagirathpura area of Indore, Madhya Pradesh, Friday, Jan. 2, 2026.
    India News
    Updated 268 days ago

    Only 5 water samples out of 2 lakh have failed test in Himachal: Officials

    Taking serious note of leakages of water pipes, Jain issued strict directions to plug them immediately, warning that failure to do so would invite action. (File)
    Cities
    Published 269 days ago

    A wake-up call from Indore for India’s cities

    True urban public health rests on less visible foundations — safe water, resilient infrastructure, and accountable governance. (PTI)
    Opinion
    Published 270 days ago

    ‘Surfactants behind Yamuna froth’: TERI study

    The foam is exaggerated when the Okhla barrage gates are suddenly opened. (HT Archive)
    Cities
    Published 284 days ago

    Fresh tests show improvement in Satpula Lake water quality, DPCC tells NGT

    The DDA’s April 21 report had stated that there was no sewage contamination and that wastewater from the drain was being treated by the STP. (HT Archive)
    Cities
    Published 303 days ago

    DDA plans ₹1.2 cr project to clean up Bhalswa lake, improve water hygiene

    Bhalswa lake polluted with garbage dumped. (File photo)
    Cities
    Published 307 days ago
    Home / Topic / Water Quality / News
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