NTR SAGAR (CHELMALAVAGU) PROJECT

NTR SAGAR (CHELMALAVAGU) PROJECT

Introduction And History

Chalamala Vagu Project (N.T.R.Sagar) a Medium Irrigation Project constructed across the Chelamala Vagu Stream (Locally known as Bugga Vagu) which is a tributary of the Pedda Vagu stream which itself is a tributary of the Pranahita in the Godavari basin.

Location

This Project is constructed across Chelmala vagu near Irkapalli village of Thiryani mandal of Adilabad District and commissioned in the year 1999

Source

The Chalamala Vagu Stream, a tributary of the Peddavagu in Pranabita sub basin in the Godavari Basin.

Scope

The Project envisages providing irrigation facilities to an extent of 2429 Ha. in 14 villages the tribal area of Tiryahi Mandal in Adilabad District.

Inter-State Aspects

There are no interstate aspects involved in the project.

Components Of the Scheme

• Earth dam of a length of 340 Meters
• Left Regulator at 0.03 KM
• Right Regulator at 0.83 KM
• 180 M long H.C. Weir with 1.60 M head of discharge.

Canals

• Left Flank Canal of 6.60 KM
• Right Flank Canal of 9.00 Km
• Right Contour canal of 9.30 Km
• 1R - Minor Canal of 7.20 Km

Hydrology

Catchment area at reservoir site	103 Sq. Km.
Total yield available	225.775 M.Cum
Utilisation Proposed	16.118 M.Cum
Water allocated to the Project	0.58 TMC (GWDI Award)
Live storage of the Reservoir	8.7676 M.Cum
Water requirement for creation of the proposed irrigation potential	16.118 M.Cum

Irrigation Potential

Total I.P. under the Project	2429 Ha.
Left Flank Canal	243 ha
Under Right Flank Canal	2186 ha

Seepage Losses

Necessary provision for seepage losses has made while designing the canals, and the main canals and the Major distributory Ridge Canal one lined.

Cropping Pattern

Name of the Canal	Khariff(ha)		Rabi(ha)
	Wet	ID	Wet	ID
Left Flank Canal	81	162	nil	nil
Right Flank Canal	122	2046	nil	nil

Better Water Management

The Project head works are completed. Water was released on 3-8-1998 by the Hon`ble Chief Minister of Andhra Pradesh and about 50% of the ayacut is developed. The Project is maintained by W.U.As.