DB43-T 2076-2021 洞庭湖流域气象分区

ICS

07.060CCS

43湖 南 省 地 方 标 准DB43/T

2076—2021洞庭湖流域气象分区Meteorological

division

of

Dongting

Lake

basin2021

-

05

-

28

发布

2021

-

-

实施湖南省市场监督管理局

发

布DB43/T

2076— 前言························································································································

Ⅲ1 ·····················································································································

12 规范性引用文件······································································································13 术语和定义············································································································13.1 子流域············································································································13.2 面雨量 ·········································································································13.3 过去时段面雨量实况 ·······················································································

13.4 面雨量预报 ···································································································14 洞庭湖流域气象分区································································································

24.1 洞庭湖水系（湘、资、沅、澧和洞庭湖区）流域分区················································24.2 子流域气象分区································································································

34.3 流域气象观测站分区··························································································

3附录

A（规范性） 洞庭湖流域气象分区··········································································4附录

B（规范性） 流域气象观测站分布··········································································8DB43/T

2076— 本文件按照

GB/T

—2020《标准化工作导则 第

1

部分：标准化文件的结构和起草规则》的规定起草。请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。本文件由湖南省气象局提出。本文件由湖南省气象标准化技术委员会归口。本文件主要起草单位：湖南省气象台。本文件主要起草人：徐靖宇、周长青、陈静静、姚蓉、唐佳、赵恩榕、黄骄文、蔡瑾婕、苏涛。IIIDB43/T

2076—1

本文件规定了洞庭湖流域气象分区标准、流域内气象观测站信息等。本文件适用于洞庭湖流域气象监测、预报、服务等业务。2

规范性引用文件文件。GB/T

20486—2017江河流域面雨量等级GB/T

50095—2014 水文基本术语和符号标准QX/T

—2018 暴雨诱发灾害风险普查规范——中小河流洪水QX/T

—2018 暴雨诱发的中小河流洪水气象风险预警等级QX/T

—2020 中小河流洪水和山洪致灾阈值雨量等级中国气象局.的通知：气减函[2013]34

号[Z]，2013.中国气象局.灾害气象风险预警业务规范》的通知：气减函[2016]65

号[Z]，2016.3

术语和定义下列术语和定义适用于本文件。3.1子流域 subcatchment3.2面雨量

某一时段内特定区域或流域的平均降雨量。注：以毫米（mm）为单位，取一位小数。[来源：GB/T

20486—2017，2.4]3.3过去时段面雨量实况 fact

of

rainfall依据气象站过去某一时段内降雨实况数据计算而得的面雨量。3.4面雨量预报

of

rainfall依据主观或客观的方法预报未来某一时段内的降雨量数据计算而得的面雨量。35055.825240.59815.2荆州、九江、咸宁、II96288.785932.910355.8赣州、桂林、贺州、吉安、萍乡、清远、III28272.126957.91314.1IV90544.353089.5常德、怀化、娄底、邵阳、湘西37454.8桂林、柳州、重庆、DB43/T

2076—4

洞庭湖流域气象分区4.1 洞庭湖水系（湘、资、沅、澧和洞庭湖区）流域分区4.1.1洞庭湖水系（湘、资、沅、澧和洞庭湖区）流域划分

DEM

湖区）流域标准分区。4.1.2 洞庭湖水系（湘、资、沅、澧和洞庭湖区）流域基本信息洞庭湖水系各流域主要信息如下（详见表

1）：

3.51

2.52

阳、岳阳、长沙等四个市级行政区；省外面积约

0.98

万平方公里，流经荆州、九江、咸宁等五个市级行政区。II

为湘江流域，总面积约

9.63

万平方公里，其中湖南省内面积约

8.60

万平方公里，流经郴州、衡阳、长沙等十个市级行政区；省外面积约

1.04

万平方公里，流经赣州、桂林、贺州等八个市级行政区。III

为资水流域，总面积约

2.83

2.70

万平方公里，流经邵阳、娄底、益阳等八个市级行政区；省外面积约

0.13

万平方公里，流经桂林市。IV

为沅水流域，总面积约

9.05

万平方公里，其中湖南省内面积约

5.31

万平方公里，流经怀化、湘西自治州、益阳等七个市级行政区；省外面积约

3.75

万平方公里，流经遵义、黔东南、铜仁等七个市级行政区。V

1.89

1.58

化、湘西自治州、张家界四个市级行政区；省外面积约

0.31

万平方公里，流经恩施、荆州、宜昌等三个市级行政区。表

表

1 湖南洞庭湖水系（湘、资、沅、澧和洞庭湖区）流域基本信息表18918.415771.2常德、怀化、湘西自治州、张家3147.2DB43/T

2076—表

1 表

1 湖南洞庭湖水系（湘、资、沅、澧和洞庭湖区）流域基本信息表（续）流域法划分的流域面为基准，统一流域标准，将洞庭湖水系划分为

56

个子流域分区，其中湖南省内共41

个子流域分区，省外共

15

个子流域分区（见附录

A）。4.3 流域气象观测站分区4.3.1 湖南省内共建设有

个常规气象观测站，各站点与其所属子流域分布（见附录

B）。4.3.2 气象观测站流域信息表湖南省

97

个常规气象观测站及其所属行政区和子流域等信息（见附录

B）。DB43/T

2076—附

录 A（规范性）洞庭湖流域气象分区II

图

A.1 洞庭湖水系的主要流域划分IDI-012381.52381.5I-025175.75175.7表

表

A.1 洞庭湖各子流域名称、面积、所流经行政区及其所属上级流域信息DB43/T

2076—图

A.2湖南省标准化流域气象分区划分图IDI-0313395.913395.9I-045080.75080.7I-05136.8136.8136.8I-068939.68939.6IIII-0111986.311986.3IIII-026657.86657.8IIII-037039.37039.310IIII-045470.45470.411IIII-055550.55550.512IIII-066624.26624.213IIII-0712114.312114.314IIII-084108.64108.615IIII-094234.14234.116IIII-108201.28201.217IIII-117278.87278.818IIII-123613.23613.219IIII-131566.11566.120IIII-143604.73604.721IIII-151222.31222.322IIII-164458.24458.223IIII-172565.12565.124IIIIII-011039.91039.925IIIIII-024076.34076.326IIIIII-037173.07173.027IIIIII-042078.52078.528IIIIII-051942.71942.729IIIIII-065707.55707.5DB43/T

2076—表

表

A.1洞庭湖各子流域名称、面积、所流经行政区及其所属上级流域信息（续）ID30IIIIII-076200.06200.031IVIV-016503.16503.132IVIV-027055.47055.433IVIV-0320434.520434.534IVIV-041139.31139.335IVIV-052663.42663.436IVIV-064104.54104.537IVIV-07678.5678.538IVIV-081081.51081.539IVIV-091980.51980.540IVIV-104830.04830.041IVIV-112908.52908.542IVIV-121159.61159.643IVIV-134149.84149.844IVIV-145875.65875.645IVIV-153474.03474.046IVIV-161371.61371.647IVIV-172651.72651.748IVIV-187643.47643.449IVIV-192972.82972.850IVIV-204308.34308.351IVIV-213534.63534.652V-016789.06789.053V-022666.12666.154V-032331.32331.355V-043231.23231.256V-053893.63893.6DB43/T

2076—表

A.1表

A.1 洞庭湖各子流域名称、面积、所流经行政区及其所属上级流域信息（续）57544

109.4529.47IV-20DB43/T

2076—附

录 B（规范性）流域气象观测站分布图

B.1 湖南省

97

个常规气象观测站与其所属子流域分布表

表

B.1湖南省

97

个常规气象观测站及其所属行政区和子流域等信息57554

110.1729.40V-0157558110.4729.13V-0157562

111.3729.58V-0557564

111.1329.43V-0157565

111.7529.65V-0557566

111.6529.45V-0557574

112.4029.37I-0357575

112.5729.52I-031057577

112.1729.40I-031157584

113.0829.38I-031257585

113.4529.48I-041357640

109.4528.58IV-181457642

109.6328.70IV-181557643

109.8329.00IV-181657646

109.9528.62IV-181757649

109.7328.32IV-13沅水（武水、沱水）1857655

110.4028.47IV-141957657

110.2028.23IV-142057658

110.2028.02IV-102157661

111.4828.92IV-212257662

111.6829.05IV-212357663

111.9528.92I-032457666

112.1328.52III-072557669

111.2228.38III-072657671

112.3728.85I-032757673

112.8828.68I-012857674

112.3828.57I-012957678

112.5528.25II-143057679113.0828.20II-163157680

113.0728.80I-033257682

113.5728.72I-023357687112.9228.22II-143457688

113.6328.15II-16表

表

B.1湖南省

97

个常规气象观测站及其所属行政区和子流域等信息（续）DB43/T

2076—3557740

109.6027.95IV-133657743

109.8027.88IV-103757744

109.1727.37IV-063857745

109.6827.45IV-063957749

109.9727.55IV-064057752

110.6027.92IV-114157754

110.1527.35IV-024257758

110.5827.07III-034357760111.4327.70III-064457761

111.3027.75III-064557762

111.6827.70II-114657763

112.0027.73II-114757766111.4727.23III-044857767

111.0327.12III-034957768

111.4527.32III-055057769

111.7327.23III-045157771

112.5327.93II-115257772

112.5027.75II-115357773

112.8227.87II-115457774

112.1727.45II-115557776112.7027.30II-085657777

112.8727.23II-085757778

112.9527.10II-095857779

113.3527.00II-105957780113.1727.87II-126057781

113.5027.65II-126157841

109.6726.57IV-016257842

109.6826.88IV-016357845

109.7826.17IV-016457846

110.1526.58IV-026557851

110.8526.45III-026657853

110.6326.73III-036757857

110.3226.37IV-02表

表

B.1湖南省

97

个常规气象观测站及其所属行政区和子流域等信息（续）10DB43/T

2076—6857860111.2727.00III-026957865111.5726.42II-067057866

111.6226.23II-067157867