CD Skripsi
Tingkat Pencemaran Perairan Berdasarkan Parameter Bahan Organik Dan Jumlah Bakteri Escherichia Coli Di Muara Sungai Dumai, Kota Dumai
ABSTRACT
This research was conducted in March 2020 at the Dumai River Estuary, Dumai
City, Riau Province. The purpose of this study was to analyze the parameters of
OT, BOD5 and TOM in the Dumai River Estuary; analyzing E. coli bacteria in the
Dumai River Estuary and Determining the Level of Water Pollution Based on the
Content of Organic Material Parameters and E. coli in the Dumai River Estuary.
The data analysis method refers to OT (SNI 06.6989.14-2004), BOD5 (SNI 06-
2503-2009), BOT (SNI 06-6989.22-2004) and E. Coli (SNI 2897-2008). The
results of measuring the parameters of organic matter content in the Dumai River
Estuary, OT levels ranged from 4.1 mg /L - 4.6 mg /L, BOD5 levels ranged from
21.5 mg /L - 30.6 mg /L, the TOM content in The Dumai River Estuary ranges
from 104 mg /l-165 mg /L and E. coli bacteria in the Dumai River Estuary ranges
from 180 MPN /100mL - 764 MPN /100mL. The level of pollution at the Dumai
River Estuary is based on the parameters of organic matter and E. coli content,
including the criteria for light pollution.
Keywords: Water Pollution, Organic Materials, E.coli, Dumai River Estuary
1) Student of Marine Science Department at Fisheries and Marine Faculty
University of Riau.
2) Lecturer of Marine Science Department at Fisheries and Marine Fac
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