880+ Unauthorised Colonies Across Six UP Districts Lack Sewerage Network: UP CS Tells NGT

A significant environmental compliance report has put fresh scrutiny on unplanned urban growth across western Uttar Pradesh. In an affidavit filed before the National Green Tribunal (NGT), UP Chief Secretary Shashi Prakash Goyal disclosed that 888 unauthorised colonies spread across six districts are discharging untreated sewage directly into the Hindon river, due to a complete lack of connection to any formal sewerage network. The disclosure has already triggered concrete action on the ground, with Ghaziabad authorities launching an eviction drive along the riverbank.

Here's a full breakdown of what the report revealed, the response it has triggered, and what it means for residents and the broader NCR real estate landscape.

What Did the Chief Secretary's Report Reveal?

In an affidavit filed on April 28, 2026, before the NGT, UP Chief Secretary Shashi Prakash Goyal informed the tribunal that 888 unauthorised colonies across six districts discharge untreated sewage into the Hindon river — one of the key tributaries flowing through the western UP-NCR belt, passing through districts including Ghaziabad, Saharanpur, Muzaffarnagar, and Baghpat.

The core issue highlighted in the report is straightforward but serious: these colonies were developed without formal approval, and as a result, were never connected to any planned civic sewerage infrastructure. With no legal sewage disposal system in place, waste from these settlements flows directly into the river, contributing to significant water pollution along the Hindon's course.

This disclosure came in response to ongoing NGT proceedings that have been monitoring pollution levels and civic infrastructure gaps across the Yamuna and Hindon river basins for several years.

Ghaziabad's Response: Eviction Drive Along the Hindon

The report's findings have already translated into direct administrative action. Following the state's submission to the NGT, Ghaziabad District Magistrate Ravindra Kumar Mandar directed officials to launch a major eviction drive targeting illegal encroachments on Hindon riverbed land.

As part of this response:

• 258 illegal colonies have already been identified specifically within Ghaziabad district as part of this crackdown
• Officials from the Loni Sub-Divisional Magistrate's office, the Irrigation Department, the Ghaziabad Development Authority (GDA), and municipal bodies have been brought together to coordinate the drive
• Teams have been instructed to cross-reference revenue records, irrigation department data, and satellite maps against actual ground conditions to accurately pinpoint illegal occupations
• A special campaign for environmental conservation and rejuvenation has also been ordered, covering both the Hindon and Yamuna rivers, given their shared ecological importance to the region

District authorities have further directed officials to submit regular progress reports, signaling that this isn't a one-time enforcement action but an ongoing monitoring effort — particularly relevant with the monsoon season adding urgency to pollution control measures.

Why This Matters: The Bigger Picture on Unauthorised Colonies in NCR

The scale of this disclosure — nearly 900 unauthorised colonies across just six districts — reflects a much broader, long-standing challenge across Uttar Pradesh's fast-urbanising NCR belt. Unauthorised colonies typically emerge when land is developed and sold without going through formal layout approval, building plan sanction, or civic infrastructure planning — meaning residents often end up without legal access to sewerage, piped water, or proper road networks, even after paying for their plots or homes.

This creates a layered problem:

• Environmental damage — as seen here, untreated sewage flowing directly into rivers like the Hindon significantly worsens water pollution, affecting both ecology and public health for communities downstream
• Regulatory and legal risk for residents — homes in unauthorised colonies often face uncertainty around ownership documentation, resale value, and eligibility for basic civic services
• Long-term infrastructure cost — retrofitting sewerage and civic infrastructure into already-built unauthorised colonies is typically far more expensive and disruptive than planning it in from the start

The NGT's Ongoing Role in Monitoring River Pollution

This latest disclosure fits into a long history of NGT scrutiny over sewage discharge and civic infrastructure gaps across UP's river systems. The tribunal has previously pulled up UP authorities over similar issues — including discharge of untreated sewage into rivers feeding the Ganga basin, and encroachments in Ghaziabad's green belt areas. In several past instances, the NGT has directed the UP Chief Secretary to personally review compliance status, reflecting the tribunal's insistence on top-level accountability rather than allowing responsibility to be diffused across multiple local departments.

This pattern reinforces why the state's April 2026 affidavit — and the subsequent Ghaziabad eviction drive — represents a meaningful compliance step, even as it also reveals just how large the underlying problem still is.

What This Means for Homebuyers and Property Owners

For anyone currently living in, or considering a purchase in, colonies along the Hindon or Yamuna river corridors in western UP, this development carries a few practical implications:

• Verify colony authorisation status before buying — checking whether a colony is formally approved by the relevant Development Authority (GDA, Noida Authority, or YEIDA) is critical, since unauthorised status can directly affect legal standing, resale value, and access to civic services
• Expect continued regulatory action — with the NGT actively monitoring compliance and district administrations now running structured identification drives, unauthorised colonies along riverbanks may face increased scrutiny, and in some cases, demolition or eviction risk
• Watch for regularisation announcements — UP has periodically run regularisation drives for unauthorised colonies in the past; residents of affected areas should stay alert to any state or district-level regularisation schemes that could offer a path to legal status

Final Thoughts

The disclosure that 888 unauthorised colonies across six districts in Uttar Pradesh lack any formal sewerage connection — and are consequently polluting the Hindon river — underscores a persistent gap between rapid, unplanned urban growth and the civic infrastructure needed to support it. With Ghaziabad's district administration now actively identifying and acting on illegal riverbank encroachments, and the NGT continuing to press for accountability at the highest levels of state government, this issue is likely to remain an active regulatory focus in the months ahead.

For property buyers and residents in NCR's fast-growing peripheral areas, this is a timely reminder to verify a colony's legal and regulatory status before making any investment decision — both to protect against future disruption and to ensure access to basic civic infrastructure that unauthorised developments often lack.

Frequently Asked Questions

Q1. How many unauthorised colonies were flagged in the UP Chief Secretary's report to the NGT? The report identified 888 unauthorised colonies across six districts that discharge untreated sewage into the Hindon river.

Q2. What action has been taken following this disclosure? Ghaziabad's District Magistrate has ordered a major eviction drive targeting illegal encroachments along the Hindon riverbed, with 258 illegal colonies already identified within Ghaziabad district.

Q3. Why are these colonies polluting the Hindon river? Since these colonies were developed without formal approval, they were never connected to a planned sewerage network, resulting in untreated waste being discharged directly into the river.

Q4. Which authorities are involved in the current enforcement drive? The drive involves the Loni SDM's office, the Irrigation Department, the Ghaziabad Development Authority, and local municipal bodies, working together to identify and act on illegal riverbank occupations.

Q5. What should property buyers do in light of this development? Buyers should verify a colony's authorisation status with the relevant Development Authority before purchasing, since unauthorised colonies face regulatory risk, potential eviction action, and often lack legal access to civic infrastructure.