D.—l.

TABLE No. 6—continued. IRRIGATION AND WATER-SUPPLY— continued. Schedule of Schemes under Investigation.

23

Main Canals I . Expenditure i Kiver Discharge Average EainlaU Rainiall j * Juhl Tiiftlih,? to I Bemarks. Source o £ Supply. (Ma—,, 19 35. — ded Ma. ~ 3 „ h , Design. | . ! — ~ * ci jt. Pnqpos Ousecs Inches. Inches. Acres. Miles. Miles. £ "iJarrhilf' .. Rangitata River .. 3,500 .. ■■ 25-0 " 1 f Investigations into the feasibility of irrigation in Mayfield-Hinds .. 1 Rangitata River .. 3,500 .. ■■ 26-5 .. the Canterbury Province have been m hand rjr Eansitata River .. 3,500 .. •• 26-5 40,000 •• lcA4nJ since January, 1934. Investigations include p,- " " Rakaia River 4 000 450 •• 25-37 92,000 •• the following phenomena, viz. : Soil moisture, Valetta-Tinwald " Rangitata River !! 3>0 800 23 28-44 84,000 40 .. mechanical analysis of soil, depth of ground Investigations of other ! .. •• -• •• L water, evaporation, rainfall, and river-flow. proposed schemes j Marlborough — _ _ _ _ 748 Comprehensive investigation surveys of schemes Investigation of pro- .. • • • • • ■ ■ • " " " f or the Wairau Valley and parts of the Wairau posed schemes Plains are in hand. Otago Central — „ __ 09 qk 3,774 Hydro-electric scheme under investigation. Cromwell Flat and Low- Hydro-electrie develop- 29 .. -U-00 •- •• • Power would be available for pumping irrigaburn (Roaring Meg) ment of Roaring Meg (Roaring tion gup pj ies to 8000 aores j n Upper Clutha and pumping from Meg) j Valley. Portion of this area could be supplied Clutha and Kawarau jf rom H awea River power and [pumping Rivers , scheme. OK 1fi R . ,4.70 100 000 60 .. 15,315 Modified scheme for complete irrigation of Maniototo (Upper Taieri) Taieri River and storage 25 500 10 »4 11 ' 5,000 acres is possible without storage, or for dam (W aipiata) reasonable partial irrigation of 15,000 acres. Surveys practically complete for scheme to irrigate 100,000 acres. „ on aa 01 715 .... For lands about St. Bathin'S. To bear £15,000 Scandinavian .. Tributaries of Manuheri- .. -0 du-oo ■>> •» •• •• towards cost of Falls dam, Upper Manuherikia kia River | ( & t. iiatnan a) scheme. Irrigable area, 3,000 acres. 91. 7S 9'4-98 .. •• Investigations have been made for a hydroUpper Clutha Valley (in- Hawea and Clutha Rivers 08O .. - . , . " ' electric power development at the outlet of eluding Hawea Flats) (pumping) with power- (Hawea R.) (Hawea Mat, L,ug- Lake Hawea _ Sufficient power would be station at outlet of 3,000 gate, and iarras) available to pump water from the Hawea and Lake Hawea (Clutha R.) Clutha Rivers to 13,700 acres in the Upper Clutha Valley. , „ fi on. o n iq.fii 16 000 58 60 6,553 Surveys and investigations have been made for Upper Manuherikia (ex- Manuherikia River and 36 .. ou ' the extension of the Omakau scheme (now tension of Omakau storage dam at Manu- (at dam- s!'7 i under construction) to supply lands between Scheme) herikia Falls site) Blackstone Hill) Tiger Hiu and clyde _ i rr j ga ble area, 12,000 acres. 2,145 Includes the reading of river and rain gauges. Investigation of proposed .. I schemes 44 584 Total: Schemes under investigation .. • • • • • • "' '' " ' 1,487,884 Grand total — . Includes expenditure from Public Works Fund, Consolidated Fund, Unemployment Fund; also administration and loan charges.