SE Valsad

Investigation Circle, NWDA, Valsad
Works Entrusted with Investigation Circle, NWDA, Valsad
Name of Work Progress Achieved

NWDA Completed 137 Water Balance Study (WBS) of basins/sub-basins and 71 WBS of diversion points proposed under the Peninsular and Himalayan Components of National Perspective Plan (NPP). In addition to this, NWDA is also engaged in preparation of new WBS reports as and when required pertaining to Intra State as well as IBWT Link projects. The revision/updation of these WBS reports incorporating latest data/observations of concerned State Governments/various Departments are a continuous technical job of the Investigation Circle (IC) and attached Investigation Divisions (IDs) of NWDA. Accordingly, the works entrusted to the IC/IDs are:

I Preparation /Revision/Updation of WBS Reports
(a) Tapi basin up to Ukai dam Preparation of draft report is under progress.
(b) Par basin and at diversion sites up to Damanganga-Sabarmati Chowarbad (D-S-C) link project Draft report prepared and the same is under scrutiny.
(c) Ambica basin and at diversion points up to D-S-C link project Draft report prepared and the same is under scrutiny.
(d) Mindhola basin and at diversion sites up to D-S-C link project Draft report prepared and the same is under scrutiny.
(e) Auranga basin and at diversion sites up to D-S-C link project Draft report prepared and the same is under scrutiny.
(f) Purna basin and at diversion sites up to D-S-C link project Draft report prepared and the same is under scrutiny.
II Intra State Link Projects

Pre-Feasibility Report (PFR)/Feasibility Report (FR)/ Detailed Project Report (DPR) have to be prepared by the IC/IDs on the proposal as and when received from concerned State Government(s). So far NWDA have received 47 Intra State link proposals from various State Governments. The Intra State link studies presently targeted by the IC/IDs are:

III Preparation of PFR/DPRs of Intra State Link Projects

After approval of the PFR/FR, its DPR has to be prepared with the consensus of concerned State Government(s).

(a) Damanganga - Sabarmati - Chorwad Link Project (D-S-C) of Gujarat Preparation of PFR is completed.
(b) Damanganga(Ekdare)- Godavari Valley Link Project of Maharashtra Preparation of PFR is completed.
IV Preparation of DPRs of Inter State Link Projects

The then Ministry of Irrigation (Now the Ministry of Water Resources, River Development and Ganga Rejuvenation) and Central Water Commission (CWC) formulated the NPP for Water Resources Development in 1980, by envisaging Inter Basin Water Transfer (IBWT) Project from surplus river basins to deficit ones with a view to minimize the regional imbalances in water resources and optimally utilize the water resources available. The preparations of DPRs entrusted to the IC are:

(a) Par-Tapi-Narmada Link Project

After completion of Pre-Feasibility Report and agreement of concerned State Government on Feasibility Report of the Par-Tapi- Narmada Link project draft Detailed Project Report has been completed in August, 2015 and submitted to Government of Maharashtra and Government of Gujarat for their views/observations on the link project.

Modification/ updation of report are under progress according to observation of various Departments/State Governments.

Various Technical clearance from Central Water Commission/ Ministry of Environment and Forest/ Ministry of Tribal Affairs/Investment clearance have to be acquired to undertake/construction rehabilitate/implement the projects either of its own by NWDA or through an appointed agency /organization/PSU or Company for the completion of the project.

(b) Damanganga-Pinjal Link Project

After completion of Pre-Feasibility Report and agreement of concerned State Government on Feasibility Report of the Damanganga-Pinjal-Link project draft Detailed Project Report has been completed in March, 2014.Draft Detailed Project Report submitted to Government of Maharashtra and Government of Gujarat for their views/observations on the link project.

Modification/ updation of report are under progress according to observation of various Departments/State Governments.

Various Technical clearance from Central Water Commission/ Ministry of Environment and Forest/ Ministry of Tribal Affairs/Investment clearance have to be acquired to undertake/construction rehabilitate/implement the projects either of its own by NWDA or through an appointed agency /organization/PSU or Company for the completion of the project.