3. Sinthukit-PreCha Weir The Northern Thailand’s first Governmental Constructed Irrigation System Completed 1929
4. Regional Irrigation Office I The HeadquartersoftheRegionalIrrigation Office IislocatedatWatKetSub-District , MuangDistrict, Chiang Mai Province, about 720 kmfromBangkok.Itisaccessablebyroad, railandair. Height 310.00 msl RID-CEO CHAINGMAI IRRIGATION PROJECT
5. 2 1 5 3 4 6 7 10 12 8 13 11 9 14 15 16 17 Location TheRegionalIrrigationoffice I isone ofthe seventeenregionalirrigationoffices,establishedunder the Royal IrrigationDepartment . TheRegionalIrrigationoffice I covers Chiang Mai, Lumphun and Mae Hong Son province.
6. Duties and Responsibilities Implementation of activities aimed at achieving, collecting, storing, controlling, distributing, draining or allocating water for agricultural, household consumption, industrial and navigation purposes; monitoring and evaluation of safety of dams and appurtenant structures; and prevention of damages from water. Operation and maintenance of irrigation structures Prevention and solving of water shortage, flood and water quality problems in the responsible area. Study and preparation of preliminary reports of water resources development projects in the responsible area. Dissemination of modern technology and knowledge to water users. Cooperation with or supporting the operation of other offices and divisions as assigned by the Department.
44. กรมชลประทาน กระทรวงเกษตรและสหกรณ์ Inflow-Water Demand in Upper Ping River Basin Water Shortage (Dry season) 695 MCM. Runoff 8,062 MCM. Volume MCM Water Demand3,715 MCM. Nov Apr May Mar Feb Jan Dec Oct Sep Aug Jul Jun Month
46. THE UNION OF MYANMAR CHIANG RAI PROVINCE MAE HONG SON PROVINCE CHIANG MAI PROVINCE LUMPOON PROVINCE LUMPANG PROVINCE Average annual rainfall 1,220.4 mm (48 in) Average annual runoff 4,860 MCM ** 1 Rai =1,600 Sq.M or 0.16 Ha TAK PROVINCE
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49. 3 Weirs Storage Capacity 528 MCM. Irrigation Area 467,900rais
50. Large Scale Reservoir Project storages 528 MCM Irrigated Areas 67,700 ha
51. Chiang Mai City Mae Taeng Project Mae Tang weir is a reinforced concrete structure enduring maximum flow of 24 MCM/sec Irrigated Area 148,000Rai โครงการส่งน้ำและบำรุงรักษาแม่แตง Lumpang Mae Tang Weir Ping River Lumpoon
52. Chiang Mai City Mae Faek Project โครงการส่งน้ำและบำรุงรักษาแม่แฝก-แม่งัด Mae Ngad Project The 59 m. tall Mae Ngad dam barricades Mae Ngad stream holding capacity 265 MCM Lumpang Ping River Irrigated Area 82,000Rai Lumpoon
53. Chiang Mai City Mae Kuang Project โครงการส่งน้ำและบำรุงรักษาแม่กวง เขื่อนแม่กวงอุดมธารา Lumpang Ping River Irrigated Area 175,000Rai Lumpoon
54. Mae Ping Kao Project Chiang Mai City Lumpang Lumpoon Irrigated Area 48,400 Rai
55. อ่างเก็บน้ำแม่ตูบ อ่างเก็บน้ำแม่ออน 39 MEDIUM SCALE IRRIGATION PROJECTS IN CHIANG MAI, LUMPHUN ,and MAEHONGSORN IRRIGATION PROJECTS อ่างเก็บน้ำแม่แหลงหลวง อ่างเก็บน้ำแม่โก๊น อ่างเก็บน้ำแม่ตะไคร้ ฝายเหมืองใหม่ Total Capacity 71.357 MCM Irrigated Area 117,446 Rai อ่างเก็บน้ำโป่งจ้อ อ่างเก็บน้ำห้วยเดื่อ
56. Small Scale Irrigation Projects beneficial areas 95,000 ha Royal Initiative Projects beneficial areas 18,275 ha
73. Mae Tang – Mae Ngad –Mae Kwang Trans-basins Diversion Project Mae Ngad Detail: Divert MCM / Year (26 cms) Cost4,871.54 Million Baht Beneficial - Irrigation area increase 40,860 Rais - Serve household and Industrial 49.99 MCM more - Economical stimulation 864.83 Million Baht / yr Mae Tang ลำน้ำแม่แตง ลำน้ำแม่งัด Diversion Tunnel ลำน้ำปิง Mae Kwang
76. Mae Ping Operation Gate Project Plan Fish ladder 3.00m x270m 6 Regulating Gates12.50 x 6.50 m. Max Q 1,200 cms Automatically OperatedTraditional Lanna Style Design for City Landmark Purpose
77. Mae Ping Operation Gate Project 9.75 m Front View รูปด้านหน้า 9.75 m Side View รูปด้านข้าง
79. ประชาสัมพันธ์ให้ประชาชนทราบ (To inform the communities about the flood in advance) 1) ทาง Internet ใน www.hydro-1.com รายงานสถานการณ์ทางInternetในWebsitehttp://www.hydro-1.com