SAND MINING IN INDIA – ENVIRONMENTAL ISSUES
1. Importance of Sand
Sand is vital for:
- Acting as natural coastal and riverbank buffers, protecting against waves and storms
- Supporting aquatic habitats like those for crustaceans and coral
- Providing key construction materials—concrete, bricks, glass, sandpaper
- Enhancing tourism via beaches and dunes
2. What Is Sand Mining?
The removal of sand and gravel from rivers, beaches, and floodplains to meet construction demand. Rising demand has escalated both legal and illegal extraction, often in violation of Supreme Court restrictions.
3. Why This Is a Problem
- Environmental degradation: Sand serves as a natural aquifer and riverbed stabilizer. Its removal leads to channel erosion, deeper rivers, unstable shores, and habitat loss.
- Groundwater decline: Riverbed sand helps recharge groundwater. Mining drastically lowers water tables, threatening wells and irrigation.
- Hydrological disruption: Altered River flow, shifting beds, and damaged embankments destabilize infrastructure.
- Ecological imbalance: Sediment removal destroys aquatic habitats and micro-organisms, leading to reduced light penetration and loss of biodiversity.
- Shoreline erosion: Coastal mining increases erosion, weakens defenses against storms and tsunamis, and harms mangroves and fisheries.
4. Consequences
a) Environmental
Rivers deepen and shift, destabilizing ecosystems
Groundwater depletion harms agriculture, livelihoods, and drinking water
Micro-habitats destroyed, reducing soil fertility
b) Infrastructure
Bridges, dams, and roads weakened by erosion
Example: damage in Vishnuprayag from sand-depleted river beds (local report)
c) Socio-economic
Loss of agricultural livelihoods; e.g., Bharathapuzha in Kerala
Economic drain—Noida region alone estimates ₹1,000 crore loss in revenue
Beaches and mangroves degraded, hurting tourism and fisheries
Legal & Policy Framework
Supreme Court Directive
- Requires clearance and limits on sand mining
State-Level Regulations
- Kerala: Kerala Protection of River Banks… Act, 2001 – permits mining in select ‘kadavus’ under local committees
- Tamil Nadu: Government-exclusive mining; mechanised methods banned (2008), though later relaxed
- Karnataka: CRZ ban, prohibition on machinery, and mechanised boats banned since April 2011
- Andhra Pradesh: Only manual/bullock operations; mechanised mining and machines below 3 m banned
- Maharashtra: Gramsabha permissions, prohibition of suction pumps, environmental clearance required
- Uttar Pradesh (Greater Noida): Special Mining Squad formed to control illegal operations.
Recent Enforcement Developments
- Maharashtra now imposes criminal charges and vehicle seizure for illegal sand mining.
- Rajasthan has auctioned 109 plots for M‑sand units to reduce river mining.
- Maharashtra also subsidizes artificial sand (M‑sand) with lower royalty and mandated usage in government projects.
- Odisha NGT orders environmental compensation for illegal mining.
Solutions & Suggestions
Promote Manufactured Sand (M‑sand) Alternatives
- M‑sand offers consistent quality, less cement/water usage, lower transport costs, and reduced environmental impact.
- Government incentives—lower royalty, subsidies, mandatory M‑sand units per district.
Strengthen Governance
- Use remote sensing and district-level EIA authorities to map sustainable extraction zones
- Control sand movements via barcodes, real-time permits, and ICT tracking
- Empower district collectors and local committees under DEAC/DEIAA for oversight
Regulate Mining Practices
- Ban heavy machinery and explosives—especially in mountain and riverine areas
- Enforce mining depth limits and seasonal bans during monsoons
Promote Alternatives
- Encourage fly ash, crushed stone, quarry waste, and other substitutes
- Support local cottage industries (potters, tile makers) with manual extraction exemptions
Community & NGO Participation
- Village committees to monitor extraction
- Local Gram Sabhas to sanction operations
- Involve communities in restoration and riverbank stabilization
Current Rules and Policies by State
| State | Policy Highlights | Affected Rivers/Areas |
| Kerala | Kadavu Committees manage mining quotas | Bharatapuzha, Periyar, etc. |
| Tamil Nadu | Only government quarrying; mechanised mining banned but later licenses resumed in 2008 | Cauvery, Palar, coastal zones |
| Karnataka | CRZ mining banned; mechanised boats banned 2012; oversight via PWD Dept | Cauvery, Papagani, etc. |
| Andhra Pradesh | Manual/bullock mining; ban on machines; licenses via bidders; no mining <3 m depth | Godavari, Tungabhadra |
| Maharashtra | Gram sabha permission mandatory; suction pump ban; environmental clearance required | Thane, Raigad creeks |
| Uttar Pradesh | Special mining squad to curb mafia activities | Ghaghara, Rapti |