Survey on loading of various chemicals from rivers entering to the coast of Iwate Prefecture

Fiscal Year

2013

Title

Project and Theme

Project 2. Studies on the Mechanisms of Marine Ecosystem Change

Representative Organization: Atmosphere and Ocean Research Institute, The University of Tokyo

Theme6. Analyses of the chemical dynamics in the water catchment areas, rivers, estuaries, and coastal waters

Representative person	Teruyuki Umita
Organization	Iwate University
Department	Faculty of Engineering, Department of Civil and Environmental Engineering

Research Information

Period and Interval

2013/04/01 - 2014/03/31
Once for two months

Research Area

Sekiguchi River, Orikasa River, Otsuchi River, Koduchi River, Unosumai River, Mizuumi River, Kasshi River, Katayose River, Kumano River, Sakari River, Kesen River
0057_P01_list01.pdf

Research Point Table

Point

Name	Sekiguchi River
Coordinates	39.4772,141.9492
Name	Orikasa River
Coordinates	39.4431,141.9417
Name	Otsuchi River
Coordinates	39.3639,141.9025
Name	Koduchi River
Coordinates	39.3561,141.8953
Name	Unosumai River
Coordinates	39.3353,141.8794
Name	Mizuumi River
Coordinates	39.3003,141.8839
Name	Kasshi River
Coordinates	39.2756,141.8669
Name	Katayose River
Coordinates	39.2042,141.8617
Name	Kumano River
Coordinates	39.1922,141.8583
Name	Sakari River
Coordinates	39.0894,141.7136
Name	Kesen River
Coordinates	39.0306,141.6067

Overview

Measurement of water quality and flow rate once in two months on the 12 river mouths entering to the coast of Iwate Prefecture

Investigation Item and Data Acquisition

Investigation Item	Data Acquisition
Flow rate	Flow rate
Water quality	Water temperature, pH, DO, SS, BOD, TOC, Coliform group count, Coliform count, T-N, NH4-N, NO2-N, NO3-N, T-P, PO4-P, Metals (Al, Ca, Fe, K, Mg, Na, Si, Sr, As, Cd, Cr, Cs, Cu, Mn, Pb, Rb, Zn)

Person in charge of Investigation

Representative person	Teruyuki Umita
Organization	Iwate University
Department	Faculty of Engineering, Department of Civil and Environmental Engineering

Keywords

Fiscal Year	2013
Organization	Iwate University
Category	Field survey

Survey on loading of various chemicals from rivers entering to the coast of Iwate Prefecture

Fiscal Year

Title

Project and Theme

Project 2. Studies on the Mechanisms of Marine Ecosystem Change

Theme6. Analyses of the chemical dynamics in the water catchment areas, rivers, estuaries, and coastal waters

Research Information

Period and Interval

Research Area

Research Point Table

Category

Overview

Investigation Item and Data Acquisition

Person in charge of Investigation

Keywords