Analysis of water pollution in Kaliotik River, Lamongan-West Java

Abstract

Kaliotik River is the one of important rivers in Lamongan District. In the middle of the center of the city and crosses the settlements of residents, markets and, restaurants by the river. The river is a source of water in agricultural activities, fish cultivation, and vannamei shrimp around the watershed. This study uses a quantitative descriptive method with purposive sampling. Sampling was conducted at as many as 7 stations, conducted in March-September 2020. Data taken in this study include physics parameters (temperature, total suspended solid /TSS), and chemical parameters (BOD, DO, pH, phosphate, ammonia). Determination of Kaliotik River water pollution status using STORET method (KEPMEN No.115/MENLH/2003), by comparing water quality data with standard water quality criteria according to its provisions / based on its Class (PP No. 82 of 2001). Based on the results of the study shows that the water quality of Kaliotik River is below the standard limit of water quality. Kaliotik River based on STORET method belongs to the category of heavily polluted.