Monthly Discharges for 2400 Rivers and Streams of the Former Soviet Union [FSU]
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Annotations for Monthly Discharges for 2400 Rivers and Streams of the former Soviet Union [FSU] v1.1, September, 2001 Byron A. Bodo [email protected] Toronto, Canada Disclaimer Users assume responsibility for errors in the river and stream discharge data, associated metadata [river names, gauge names, drainage areas, & geographic coordinates], and the annotations contained herein. No doubt errors and discrepancies remain in the metadata and discharge records. Anyone data set users who uncover further errors and other discrepancies are invited to report them to NCAR. Acknowledgement Most discharge records in this compilation originated from the State Hydrological Institute [SHI] in St. Petersburg, Russia. Problems with some discharge records and metadata notwithstanding; this compilation could not have been created were it not for the efforts of SHI. The University of New Hampshire’s Global Hydrology Group is credited for making the SHI Arctic Basin data available. Foreword This document was prepared for on-screen viewing, not printing !!! Printed output can be very messy. To ensure wide accessibility, this document was prepared as an MS Word 6 doc file. The www addresses are not active hyperlinks. They have to be copied and pasted into www browsers. Clicking on a page number in the Table of Contents will jump the cursor to the beginning of that section of text [in the MS Word version, not the pdf file]. Distribution Files Files in the distribution package are listed below: Contents File name short abstract abstract.txt ascii description of distribution files & formats readme site catalogue & summary statistics fsu.inv (ascii) fsu_inv.xls (spreadsheet) monthly discharge data fsu2400.q notes fsu2400.doc [this file] 2 Updates: September 2001 • 8 records added from Dettinger & Diaz (2000) GHCDN compilation • 2 records updated with 6-8 months missing data • minor metadata fixes • the 8 new [yellow-shading Asia; green shading Europe] records and 2 updated [blue-shading] records are listed below: ID # River Gauge km2 97065 Poronai Krasnyi Oktybr A 6,080 97066 Bolshaya Bira Birobidzhan A 7,560 97067 Amur Pokrovka A 370,000 97068 Zeya Belogor'ye A 229,000 97069 Chagodoscha Megrino E 7,330 97070 Vetluga Vetluga E 22,200 97071 Chusovaya Kyn E 10,400 97072 Iput' Ushcherp'ye E 8,100 91138 Solza (Nizhnyaya Solza ?) Sukhie Porogi E 1,190 96166 Pechenga Pechenga E 1,680 • all sites are in Russia • the new Asian records are most helpful 3 Table of Contents Disclaimer.................................................................................................................................................... 2 Acknowledgement ...................................................................................................................................... 2 Foreword...................................................................................................................................................... 2 Distribution Files ................................................................................................................................... 2 Updates: September 2001.................................................................................................................... 3 Table of Contents........................................................................................................................................ 4 Part I — Data Set Synopsis ........................................................................................................................ 6 Introduction............................................................................................................................................ 6 Data Set Summary ................................................................................................................................. 6 Geographic Coverage ...................................................................................................................... 9 Data Sources:....................................................................................................................................... 10 ds553.1 ............................................................................................................................................ 10 State Hydrological Institute [SHI].................................................................................................. 10 ARC [R-Arcticnet] ........................................................................................................................... 11 SHI-2 / SHI-3 .................................................................................................................................... 12 SHI-2 ........................................................................................................................................... 12 SHI-3 ........................................................................................................................................... 12 SHI-4 ???? ................................................................................................................................. 13 GHCDN ....................................................................................................................................... 13 Order of Precedence ...................................................................................................................... 13 Caveats ................................................................................................................................................. 14 Part II — Analysis...................................................................................................................................... 15 Data and Metadata Quality.................................................................................................................. 15 Metadata Quality............................................................................................................................. 15 Gauge Identification Codes...................................................................................................... 15 FSU Gauge ID Codes ................................................................................................................ 15 Data Source Codes ................................................................................................................... 16 Country Codes........................................................................................................................... 16 River and Gauge Names........................................................................................................... 17 Gauge Locations ....................................................................................................................... 17 Drainage Areas .......................................................................................................................... 17 Drainage Area Discrepancies — Ob River Basin ................................................................... 18 Drainage Area Discrepancies — Kyrgyzstan.......................................................................... 18 Yazgulem @ Motravn (Motravi) ............................................................................................... 19 Gauge Elevations ...................................................................................................................... 19 Metadata Quality Checks............................................................................................................... 19 Results ....................................................................................................................................... 20 Discharge Data Quality .................................................................................................................. 20 Discharge Data Quality Checks .................................................................................................... 21 A. Replicate Scans .................................................................................................................... 21 Kuzreka @ Kuzreka................................................................................................................... 21 B. Scans for Egregious Extremes............................................................................................ 22 C. Inter-Data Set Matching ....................................................................................................... 22 D. Digital Accuracy Issues........................................................................................................ 23 E. Potential Problems ............................................................................................................... 23 Replicates........................................................................................................................................ 23 Akavret @ Sikhalidzeebi / Chirukhistskali @ Shuakhevi ...................................................... 23 Bazarka @ Bazar ....................................................................................................................... 24 Bolshoy Nimnyr @ Bolshoy Nimnyr........................................................................................ 24 Chuksha @ ??? ......................................................................................................................... 24 Dnestr @ Zaleschiki .................................................................................................................