Studi Kualitas Air Terhadap Tata Guna Lahan Di Danau Tamblingan Desa Munduk, Kecamtan Banjar, Kabupaten Buleleng, Bali

MiaDeviP, Putu (2016) Studi Kualitas Air Terhadap Tata Guna Lahan Di Danau Tamblingan Desa Munduk, Kecamtan Banjar, Kabupaten Buleleng, Bali. Sarjana thesis, Universitas Brawijaya.

Abstract

Danau Tamblingan merupakan danau alami yang memiliki fungsi yaitu; sebagai sumber air baku, dan obyek wisata. Perubahan pada budidaya tanam para petani di sekitar Tamblingan dari pola tanam keras ( kopi yang terutama ) ke perkebunan semusim ( bunga dan hortikultura ) menyebabkan kandungan kualitas air menurun. Pada studi ini, dilakukan tiga tahapan pengerjaan; pertama analisis kualitas air indikator kimia di laboratorium, kedua analisis status mutu air dengan menggunakan metode storet, dan ketiga analisis beban pencemaran air dengan menggunakan aplikasi AVSWATT 2000. Berdasarkan hasil analisis pengukuran terhadap parameter Kualitas air didapat nilai Nitrat (NO3-N) sebesar 1,002 mg/l, BOD5 sebesar 9,34 mg/l, DO sebesar 6,83 mg/l, dan Tot. Phospat sebagai P sebesar 0,764 mg/l. Dari analisa kualitas air menggunakan metode STORET, jumlah skor dari hasil perhitungan sistem nilai “US-EPA (Environmental Protection Agency)” adalah -10. Nilai tersebut berada diantara -1 s/d -10 sehingga Status Mutu Air Danau Tamblingan tergolong Kelas B dengan kondisi air Danau tercemar ringan. Beban pencemaran di lahan eksisting danau tamblingan untuk limpasan mempunyai rerata sebesar 31,393 mm/bulan, erosi lahan sebesar 1,206 ton/ha/bulan, sedimen lahan sebesar 0,885 ton/ha/bulan, NO3-N sebesar 47,515 mm/ton/ha/bulan, inflow polutan BOD5 sebesar 469,635 mm/ton/ha/bulan, inflow polutan organik DO sebesar 2054,8317 mm/ton/ha/bulan.

English Abstract

Tamblingan Lake is a natural lake that has a function that is; as a source of raw water, and tourism. Changes in the cultivation of crops farmers around Tamblingan of the cropping pattern hard (especially coffee) plantations to annuals (flowers and horticulture) lead content of the water quality decreases. In this study, conducted three stages of processing; The first chemical analysis of water quality indicators in the laboratory, the analysis of water quality status by using storet, and a third analysis of water pollution load by using the application AVSWATT 2000. Based on the analysis of the measurements of water quality parameter values obtained Nitrate (NO3-N) of 1.002 mg/l, BOD5 of 9.34 mg/l, DO of 6.83 mg/l, and Tot. Phosphate as P of 0.764 mg/l. Water quality analysis using methods STORET, the total score from the calculation of the value system of "US-EPA (Environmental Protection Agency)" is -10. The value is between -1 s / d -10 so Tamblingan Lakes Water Quality Status classified as Class B with lightly polluted lake water conditions. The pollution load on the existing land lake Tamblingan to runoff to have a mean of 31.393 mm/month, soil erosion amounted to 1.206 tonnes/ha/month, sediment land amounting to 0,885 tonnes/ha/month, NO3-N amounted to 47.515 mm/ton/ha/month, BOD5 pollutant inflow amounted to 469.635 mm/ton/ha/month, inflow of organic pollutants DO 2054.8317 mm /ton/ha/month.

Item Type: Thesis (Sarjana)
Identification Number: SKR/FT/2016/1102/051700462
Subjects: 600 Technology (Applied sciences) > 627 Hydraulic engineering > 627.5 Reclamations, Irrigation, related topics > 627.52 Irrigation
Divisions: Fakultas Teknik > Teknik Pengairan
Depositing User: Sugiantoro
Date Deposited: 27 Jan 2017 14:08
Last Modified: 22 Oct 2021 00:53
URI: http://repository.ub.ac.id/id/eprint/144256
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