نتایج جستجو برای: gauge stations

تعداد نتایج: 85137  

Journal: :Applied Water Science 2022

Abstract The existence of reliable rain-gauge networks is a necessity in managing water sources and the relevant environmental issues any basin. present study aimed to investigate network rank stations Tazehkand sub-basin southwest Lake Urmia, Iran, using entropy–copula approach data obtained from six Siminehrood basin Northwestern Iran between 1981 2019. interaction effects were investigated c...

Journal: :IEEE Geoscience and Remote Sensing Letters 2022

A double difference (DD) method was employed to estimate vertical land motion (VLM) at 26 tide gauge (TG) sites with record lengths of least ten years across the Texas Gulf Coast, USA, between 1993 and 2020. In method, first conducted by coupling nearby correlated TG stations remove sea-level variability for both satellite radar altimetry (SRA) data. Upon completion difference, a second perform...

2018
Colin J. Gleason Yoshihide Wada Jida Wang

Declining gauging infrastructure and fractious water politics have decreased available information about river flows globally. Remote sensing and water balance modeling are frequently cited as potential solutions, but these techniques largely rely on these same in-decline gauge data to make accurate discharge estimates. A different approach is therefore needed, and we here combine remotely sens...

Journal: :Remote Sensing 2016
Yinping Long Yaonan Zhang Qimin Ma

Merging satellite and rain gauge data by combining accurate quantitative rainfall from stations with spatial continuous information from remote sensing observations provides a practical method of estimating rainfall. However, generating high spatiotemporal rainfall fields for catchment-distributed hydrological modeling is a problem when only a sparse rain gauge network and coarse spatial resolu...

2006
Andreas Kurtenbach Steffen Möller Andreas Krein Wolfhard Symader

The spatial representativeness of gauging stations was investigated in two low-mountainous river basins near the city of Trier, southwest Germany. Longitudinal profiles during low and high flow conditions were sampled in order to identify sources of solutes and to characterize the alteration of flood wave properties during its travel downstream. Numerous hydrographs and chemographs of natural f...

Journal: :Earth, Planets and Space 2021

Abstract Tsunami hazard in the Eastern Mediterranean Basin (EMB) has attracted attention following three tsunamis this basin since 2017 namely July and October 2020 Turkey/Greece May offshore Crete Island (Greece) tsunamis. Unique behavior is seen from EMB due to its comparatively small size confined nature which causes several wave reflections oscillations. Here, we studied event using sea lev...

2016
Margaret Kimani Zhongbo Su

Accurate and consistent rainfall observations are vital for climatological studies in support of better planning and decision making. However, estimation of accurate spatial rainfall is limited by sparse rain gauge distributions. Satellite rainfall products can thus potentially play a role in spatial rainfall estimation but their skill and uncertainties need to be under-stood across spatialtime...

ژورنال: علوم آب و خاک 2019

Expert aquatic designers face many problems; among these, in hydrology, defective occurrences in time-series can cause errors in the ultimate results of the study. This more often happens in the regions where the number of hydrometric and rain gauge stations is limited. In addition, assessing, developing and maintaining the use of water resources require accessible long-term and high-quality qu...

2015

The lift station is becoming increasingly common as a component of the sewerage systems of Indiana. Cities and towns that have operated for years without the necessity of a lift station (other than one integral with sewage treatment plant) are finding it necessary to include a lift station in plans for extension of sewers. Those cities and towns which have not yet found it necessary to include ...

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