D.ttl.

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

23

Design. i __j I L __ fhiseea Cuseos. Inches. Inches. Acres. Miles. Miles. £ ,.„ , , . i *•-.,.■ < uusecs. „,, 1A - ft inn 000 60 257 Modified scheme for complete irrigation of Maniototo (Upper Taieri) Taien River and storage 25 500 , w • • , ' 5,000 acres is possible without storage, or for dam (Waipiata) reasonable partial irrigation of 15,000 acres. Surveys in hand. ., W«. j T r> ■ ur Q+ .tr. 9Q 40 19-99 14-78 15,000 10 30 3,774 Development of gravity scheme would be costly. Cromwell Flat and Low- Roaring Meg Stream 29 40 19 99 . "'» ' Hydro - electric scheme under investigation. burn (Roaring Meg) (gr a v 11y), Kawarau 3,000 Power would be available for pumping irrigaRiver (pumping) tion supplies in Upper Clutha Valley. „,,„.,_ _„ Krift 9n a 0 ifi.qo 96 000 130 .. 6,467 Further investigations into water requirements Upper Manuherikia .. Manuherikia and Dunstan 77 500 20-49 16 30 «b.UOO wo o,*o and areag ava I lab i e , and revised estimates have Rivers,and storage dam (Clyde, Opmr, and been made. Fresh surveys and investigations in Manuherikia River iilackstone nui) were made durh)g yeM for gcheme to at Falls supply portion of original area. Hawea Flats (first alter- Timaru Creek (gravity) 20 30 25-06 1813 4,000 11 20 53 To irrigate lower flat only. native) ,„„,., 9O-f;« 17 600 .. .. Latest tentative proposal. Electric power not Hawea Flats (later alter- Hawea River (pumping) .. •■ 01 -M OS i/,oou •• necessary, but water to be pumped by direct native) (Jlawea a ) application of power generated by low-pressure turbines at outlet of Lake Hawea. This appears preferable to alternative No. 1, and appears to be a promising scheme. Further closer survey and estimates are necessary, Chapman's Gully .. Butcher's Creek, Conroy's .. ., 14-05 10-05 100 .. •• 16 Creek, and storage dam (Alexandra) The greater portion of this area is now served. BendigoFlat .. .. Lmdis River and storage 35 30 j 190b lo u a,wu &- '^ 8 ™ , -r , ,r. on 17 90 9 207 To irrigate a limited area in the vicinity of Teviot River Extension» Teviot River and Lake 40 80 5-69 17-20 2,300 .. .. . Ettrick, on west side of Clutha River. Onslow Dam (Roxburgh East) proposalg oompleted . MUler'sFlat .. .. Minzionburn . - .. o .. .. •• . To supply water to part of Mount Pisa settleLuggateBurn.. .. Luggate Burn .. .. 12 ,j}?fL ' ment lands. . . .. , , n v ,f g 9, ' o 0 . 4 o 4 000 "■■ •• For lands about St. Bathans. Include- £12,000 Scandinavian.. .. Tributaries of Manuhen- .. 20 dl-ZJ du<w *,wu .. .. towards cost of Falls dam. Upper Manuherikia kia River (St. Bathan s) scheme. 2,804 This soil survey in the irrigation districts is Soil Survey (Central Otago) .. • • • • • • ■ • now com pl e te, and plans are being prepared. 454 Includes the reading of river and rain gauges. Investigation of proposed .. • • schemes : ■ : ~ ~ ' ~ ; • put under Teviot Kiver scheme, with which it will be ultimately amalgamated.