Tamil Nadu issues guidelines for rainwater harvesting and desilting check dams
GS3Economy · S&T · Environment · Security· Cropping patterns & irrigation· Prelims·
Water governance and decentralized groundwater recharge: a relevant GS3 and Environment case study.
Why in news
The Tamil Nadu government issued guidelines for rainwater harvesting and desilting check dams to ensure sustainable groundwater recharge.
Background
The Municipal Administration and Water Supply (MAWS) Department issued the guidelines following a proposal by the Tamil Nadu Water Supply and Drainage Board. The order directs district collectors to enforce construction, maintenance, and rejuvenation of rainwater harvesting structures.
Facts for Prelims
- BodyMAWS: Municipal Administration and Water Supply Department issued the guidelines
- BodyTamil Nadu Water Supply and Drainage Board proposed the measures
- FactGuidelines cover rooftop harvesting and desilting of check dams
- PostDistrict Collectors are responsible for enforcing the rejuvenation measures
Prelims practice question
Which department issued the guidelines for rainwater harvesting and desilting check dams in Tamil Nadu?
- (a)Municipal Administration and Water Supply Department
- (b)State Water Resources Department
- (c)Department of Agriculture
- (d)Rural Development and Panchayat Raj Department
Show answer
Answer: (a) Municipal Administration and Water Supply Department — The Municipal Administration and Water Supply (MAWS) Department issued the guidelines following a proposal by the Tamil Nadu Water Supply and Drainage Board.
For Mains
Q. Discuss the significance of decentralized rainwater harvesting and desilting of check dams in addressing groundwater depletion in semi-arid regions of India.
Dimensions to cover in your answer
- Groundwater crisis: Rapid depletion of aquifers due to over-extraction for agriculture and urban use
- Institutional bottleneck: Coordination between municipal bodies and district administration for infrastructure maintenance
- Ecological impact: Restoration of local hydrological cycles through rejuvenated check dams and rooftop harvesting
Keywords: Groundwater recharge · Decentralized water management · Sustainable irrigation · Hydrological rejuvenation · Water governance
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