Attributes for NHDPlus Version 2.1 Catchments and Modified Routing of Upstream Watersheds for the Conterminous United States: Mean Julian Day of the Year of First Freeze, from 30 Years of Record (1961-1990)

Name: Attributes for NHDPlus Version 2.1 Catchments and Modified Routing of Upstream Watersheds for the Conterminous United States: Mean Julian Day of the Year of First Freeze, from 30 Years of Record (1961-1990)
Creator: Department of the Interior
Published: 2026-01-17T12:24:55+08:00

data.gov2026-01-17 收录

水文气候

冰冻现象观测

数据链接：

https://catalog.data.gov/dataset/attributes-for-nhdplus-version-2-1-catchments-and-modified-routing-of-upstream-waters-1961-9be43 数据链接链接失效反馈

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资源简介：

This tabular data set represents the mean Julian year day of the year of the first freeze, from 30 years of record (1961-1990) compiled for two spatial components of...

提供机构：

Department of the Interior

Attributes for NHDPlus Version 2.1 Catchments and Modified Routing of Upstream Watersheds for the Conterminous United States: Mean Julian Day of the Year of First Freeze, from 30 Years of Record (1961-1990)

资源简介：

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