SITES UNDER NEIC, SHILLONG BRAHMAPUTRA & BARAK BASIN ORGANIZATION, CWC, SHILLONG, MEGHALAYA North‐East Investigation Circle, CWC, Shillong ANNEXURE‐I List of Hrdrological Observation Sites: NEID‐I, CWC, Silchar Date of SN. Site River Sub‐Division Type Latitude Longitude Frequency opening 02.07.2009, 1 Kashithal Sonai Sonai Irrigation Project Unit GDS 07.08.2009, 24°32'37''N 92°57'25''E Daily 01.05.2010 29.06.2009, 2 Kulicherra Rukni Rukni Irrigation Project Unit GDS 21.07.2009, 24°29'26''N 92°48'21''E Daily 01.05.2010 02.07.2009, Valley Bridge, North Eastern Investigation Sub‐ 3 Tuipui GDS 07.08.2009, 24°13'36''N 93°10'02''E Daily Tuipui Division‐5, Baite 01.05.2010 NEID‐II, CWC, Aizawl Date of SN. Site River Sub‐Division Type Latitude Longitude Frequency opening 1 Sihtlangpui Kolodyne Mizoram Investigation Sub‐Division GDSQ 01.01.2015 22°57'37''N 92°24'37''E Daily 2 Tuipui 'D' Kolodyne Mizoram Investigation Sub‐Division GDSQ 22.06.2013 22°54'50''N 93°56'40''E Daily 3 Mat‐1 Mat Mizoram Investigation Sub‐Division GD 23.09.2013 23°18'99''N 92°48'87''E Daily 4 Tlabung Karnaphuli Mizoram Investigation Sub‐Division GD 10.08.2013 22°53'54''N 92°28'26''E Daily 5 Mateswari Karnaphuli Mizoram Investigation Sub‐Division GDSQ 25.07.2013 22°56'25''N 92°31'32''E Daily North Eastern Investigation Sub‐ 6 Reiek Kai Tlawng G 07.08.2014 23°42'43''N 92°40'00''E Daily Division‐3 North Eastern Investigation Sub‐ 7 Turial Tuirial GD 30.07.2014 23°51'00''N 92°49'48''E Daily Division‐3 North Eastern Investigation Sub‐ 8 Dapchhuah Tut G 04.08.2014 23°46'09''N 92°31'16''E Daily Division‐3 North Eastern Investigation Sub‐ 9 Bairabi Tlawng G 21.08.2014 24°10'47''N 92°32'08''E Daily Division‐3 10 Mat‐2 Mat Mizoram Investigation Sub‐Division GDSQ 22.08.2014 23°16'51''N 92°46'27''E Daily 11 Tenzawlkai Tlawng Mizoram Investigation Sub‐Division GD 21.08.2014 22°53'51''N 92°52'03''E Daily North Eastern Investigation Sub‐ 12 Tuivawl Tuivawl GDS 29.06.2015 23°46'48''N 93°01'22''E Daily Division‐3 Phuaibuang North Eastern Investigation Sub‐ 13 Tuival G 21.08.2015 23°50'45''N 93°07'52''E Daily Road Division‐3 14 Mat Sekawi Mat Mizoram Investigation Sub‐Division GDS 01.02.2011 22°49'46''N 92°53'24''E Daily NEID‐III, CWC, Itanagar Date of SN. Site River Sub‐Division Type Latitude Longitude Frequency opening Nyukcharongchu Investigation Sub‐ 1 Bomdila Tenga SG&M 19.08.2014 27°16'06''N 92°25'27''E Monthly Division Nyukcharongchu Investigation Sub‐ 2 Lumla Tawangchu SG&M 19.08.2014 27°32'31''N 91°43'45''E Monthly Division Nyukcharongchu Investigation Sub‐ 3 Sela Top Nurangchu SG&M 19.08.2014 27°30'25''N 92°06'23''E Monthly Division Nyukcharongchu Investigation Sub‐ 4RA‐III Nurangchu SG&M 19.08.2014 27°32'58''N 92°01'31''E Monthly Division Nyukcharongchu Investigation Sub‐ 5 Zemithang Nyamjagchu SG&M 25.10.2014 27°33'18''N 91°95'27''E Monthly Division Nyukcharongchu Investigation Sub‐ 6 China Bridge Tawangchu GDS 21.04.2014 27°37'22''N 92°00'58'E Daily Division SITES UNDER HOC, GUWAHATI BRAHMAPUTRA & BARAK BASIN ORGANIZATION, CWC, SHILLONG, MEGHALAYA Hydrological Observation Circle, CWC, Guwahati ANNEXURE‐II List of Hydrological Observation Sites: UBD, CWC, Dibrugarh 1 Upper Brahmaputra Sub‐Division‐I, Dibrugarh Sl. Name of Site River Basin Type of Station Catchment State District Lat Long Date of Opening Frequency Remarks No. Area Gauge Discharge Silt Water Gauge Discharge Silt Water SqKm Quality Quality Monsoon Non monsoon 1 Kibithu Lohit Brahmaputra GD TS Ar. Pradesh Anjaw 28°23'33.33''N 97°03'33.33''E 04.12.2006 04.12.2006 Hourly Thrice Daily 2 Hayuliang Lohit Brahmaputra G 17760 Ar. Pradesh Lohit 28°06'61.11''N 96°49'86.11"E 01.06.1978 Hourly Thrice 3 Tezu Lohit Brahmaputra GQ BS 19365 Ar. Pradesh Lohit 27°91'08.3''N 96°17'05.56''E 21.06.1971 15.01.2004 Hourly Thrice 4 Dholabazar Lohit Brahmaputra GQ CS 25626 Assam Tinsukia 27°79'.00''N 95°60'05.55''E 15.05.1971 15.04.2004 Hourly Thrice 5 Dibrugarh Brahmaputra Brahmaputra GQ FF TS BS 344000 Assam Dibrugarh 27°48'69.44''N 94°91'16.67''E 16.06.1969 16.01.2004 Hourly Thrice 6 Miao Noa‐dehing Brahmaputra GQ 1950 Ar. Pradesh Changlang 27°49'11.11''N 96°20'94.44''E 15.05.1977 16.01.2004 Hourly Thrice 7 Motipur Noa‐dehing Brahmaputra G 2000 Ar. Pradesh Lohit 27°51'66.66''N 96°16'66.67''E 12.05.2000 12.05.2000 Hourly Thrice 8 Namsai Noa‐dehing Brahmaputra GQ 2350 Ar. Pradesh Lohit 27°62'38.88"N 95°89'25''E 15.05.1977 15.01.2004 Hourly Thrice 9 Margherita Buridehing Brahmaputra GQ BS 2850 Assam Tinsukia 27°28'36.11"N 95°66'27.78''E 17.05.1971 15.01.2004 Hourly Thrice 10 Naharkatia Buridehing Brahmaputra GQ FF BS 3750 Assam Dibrugarh 27°31'88.88"N 95°31'05.56''E 01.05.1971 15.01.2004 Hourly Thrice 11 Chenimari Buridehing Brahmaputra GDSQ FF BS 4923 Assam Dibrugarh 27°31'16.66"N 94°88'55.56''E 17.05.1971 29.06.1978 29.06.1978 29.06.1978 Hourly Thrice Daily Daily Quaterly 12 Udaipur Tirap Brahmaputra GDQ 900 Assam Tinsukia 27°33'5N 95°85'41.67"E 28.02.1990 03.11.1993 21.09.2003 Hourly Thrice Daily Quaterly 13 Dillighat Desang Brahmaputra GQ BS 1330 Assam Dibrugarh 27°14'N 95°37'E 15.05.1977 15.01.2004 Hourly Thrice 14 Jiagaon Debang Brahmaputra G TS 12250 Assam Tinsukia 27°82'47.22"N 95°64'50.''E 15.05.1977 Hourly Thrice Non functioning 2 Upper Brahmaputra Sub‐Division‐II, Jorhat Sl. Name of Site River Basin Type of Station Catchment State District Lat Long Date of Opening Frequency Remarks No. Area Gauge Discharge Silt Water Gauge Discharge Silt Water SqKm Quality Quality Monsoon Non monsoon 15 Neamatighat Brahmaputra Brahmaputra GQ FF TS BS 359500 Assam Jorhat 26°86'02.77"N 94°25'22.22''E 01.09.1969 15.01.2004 Hourly Thrice 16 Desangpani Desang Brahmaputra GQ TS CS 1943 Assam Sivasagar 27°04'52.77"N 94°91'55.56''E 01.06.1997 15.01.2004 Hourly Thrice 17 Nanglamoraghat Desang Brahmaputra GQ FF 2616 Assam Sivasagar 27°N 94°83'33.33''E 15.05.1977 15.01.2004 Hourly Thrice 18 Bihubar Dikhow Brahmaputra GQ BS 3130 Assam Sivasagar 26°82'94.44"N 94°80'33.33''E 15.05.1977 16.01.2004 Hourly Thrice 19 Sivasagar Dikhow Brahmaputra GDSQ FF 3425 Assam Sivasagar 26°95'88.88"N 94°55'47.22''E 17.07.1971 01.02.1978 02.04.1981 02.04.1981 Hourly Thrice Daily Daily Quaterly 20 Bokajan Dhansiri (S) Brahmaputra GQ BS 3023 Assam Karbi‐Anglong 26°01'75''N 93°79'36.11''E 16.05.1974 15.01.2004 Hourly Thrice 21 Golaghat Dhansiri (S) Brahmaputra GDSQ FF BS 8100 Assam Golaghat 26°50'27.77"N 93°95'27.78''E 26.06.1978 26.06.1978 01.11.1978 Hourly Thrice Daily Quaterly 22 Numaligarh Dhansiri (S) Brahmaputra GQ FF 9846 Assam Golaghat 26°63'05.55"N 93°73'33.33''E 15.05.1973 16.01.2004 Hourly Thrice 23 Gelabil Doyang Brahmaputra G BS 7300 Assam Golaghat 26°23'75''N 93°98'36.11''E 01.06.1985 Hourly Thrice 3 Subansiri Sub‐Division, Naharlagun Sl. Name of Site River Basin Type of Station Catchment State District Lat Long Date of Opening Frequency Remarks No. Area Gauge Discharge Silt Water Gauge Discharge Silt Water SqKm Quality Quality Monsoon Non monsoon 24 Kabubasti Siyum Brahmaputra G TS 4000 Ar. Pradesh West Siang 28°19'27.77"N 94°77'02.78''E 21.07.1978 Hourly Thrice 25 Tuting Siang Brahmaputra GD TS Ar. Pradesh Upper Siang 28°99'05.55"N 94°90'72.22''E 04.12.2006 04.12.2006 Hourly Thrice Daily 26 Pasighat Siang Brahmaputra GDQ TS BS 305000 Ar. Pradesh East Siang 28°07'30.55"N 95°34'02.78''E 18.05.1971 07.09.2009 18.05.2014 15.01.2004 Hourly Thrice Daily Quaterly 27 Daporizo Subansiri Brahmaputra GDSQ 15000 Ar. Pradesh Upper Subansiri 27°98'94.44"N 94°22'94.44''E 17.05.1978 13.05.2014 13.05.2014 13.05.2014 Hourly Thrice Daily Daily Quaterly 28 Lemeking Subansiri Brahmaputra GD TS Ar. Pradesh Upper Subansiri 28°36'66.66"N 93°56'66.667''E 04.12.2006 04.12.2006 Hourly Thrice Daily 29 Chouldhowaghat Subansiri Brahmaputra GDSQ BS 24380 Assam Lakhimpur 27°44'75.00"N 94°25'27.78''E 16.05.1971 25.09.1982 02.11.1987 01.12.1988 Hourly Thrice Daily Daily Quaterly 30 Badatighat Subansiri Brahmaputra GQ FF 31000 Assam Lakhimpur 26°93'47.22"N 93°96'22.22''E 01.06.1971 15.01.2004 Hourly Thrice 31 Yazali Ranganadi Brahmaputra G 1900 Ar.