D.—l

34

TABLE No. 7—continued. IRRIGATION AND WATER-SUPPLY—continued. Schedule of Schemes under Investigation—continued.

Main Canals River Discharge Average Rainfall Rainfall Area Length of : Length of Expenditure! Estimate Scheme. Source of Supply. Discharge (Maximum), from lit-'Vl commanded 1 Main Distribu- to 31st to Remarks. (Minimum). as per Records available. iy-o. (Gross), i Canal. taries. March, 1927. i complete. Design. j Cusecs. Cusecs. Inches. Inches. Acres. Miles. Miles. £ £ * Teviot River Extension Teviot River and Lake 40 80 14-43 16-81 13,400 .. .. 207 11,440 To irrigate Teviot and Ettrick. InOnslow dam (Roxburgh East) volves enlargement of Lake Onslow dam. Survey completed and construction will be commenced shortly. Miller's Flat .. .. Minzionburn .. .. 6 .. .. .. 2,000 .. .. 136 10,000 Proposed to utilize abandoned race of Island Block Extended Gold-mining Company. A new and promising proposal. Survey completed. Luggate Burn .. .. Luggate Burn .. 6 12 21-52 23-28 1,200 .. .. 273 5,000 To supply water to part of Mount Pisa (after ex- (Luggate) settlement lands. Detail proposals isting in hand. rights) Scandinavian .. .. Tributaries of Manuheri- .. 20 29-69 38-64 4,000 .. .. .. 50,000 For lands about St. Bathan's. Includes kia River (St. Bathan's) £12,000 towards cost of Falls dam, Upper Manuherikia scheme. Soil Survey (Central Otago) .. .. .. .. .. .. .. .. 1,593 1,680 Approximately 255,000 acres surveyed this year in Upper Manuherikia and Ida Valleys and on Maniototo Plain. Investigation of proposed .. .. .. .. ,. .. ., .. 120 500 Includes the reading of river and rain schemes I gauges. * Put under Teviot River scheme with which it will be ultimately amalgamated.