?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ANALISIS+INDEKS+KUALITAS+AIR+DI+SUNGAI+BAKO%0D%0ABANDAR+LAMPUNG&rft.creator=Elisa%2C+Marcelina+Hutauruk&rft.subject=500+ilmu+pengetahuan+alam+dan+matematika&rft.subject=570+Biologi&rft.description=A+river+is+a+natural+or+artificial+water+flow+path+from+upstream+to+downstream.%0D%0ARiver+water+quality+can+undergo+changes+influenced+by+human+activities.+The%0D%0ABako+River+is+a+river+that+passes+through+densely+populated+settlements.+Increased%0D%0Ahuman+activity%2C+changes+in+land+use+patterns%2C+and+the+increasingly+diverse+lifestyle%0D%0Aof+people+who+produce+domestic+waste+make+the+pollutant+load+in+the+river%0D%0Aincrease.+The+purpose+of+this+study+was+to+determine+the+Water+Quality+Index+(the%0D%0AWA+River+is+an+NQI)+based+on+physical%2C+chemical%2C+and+biological+parameters.%0D%0ASampling+points+were+in+the+Bako+River+upstream%2C+middle%2C+and+downstream+of+the%0D%0Ariver.+We+analyzed+the+water+samples+using+eight+parameters%3A+pH%2C+DO%2C+BOD%2C%0D%0ACOD%2C+TSS%2C+nitrate%2C+T-phosphate%2C+and+Escherichia+coli.+Based+on+the+results+of+the%0D%0Acalculation+of+the+Pollution+Index+(IP)%2C+Bako+River+at+the+3+research+stations+is%0D%0Alightly+polluted+with+an+IP+value+at+station+1+of+2.075%2C+station+2+of+2.075%2C+and%0D%0Astation+3+of+2.376.+The+results+of+the+Water+Quality+Index+Analysis+(IKA)+on+the%0D%0ABako+River+are+moderately+polluted%2C+with+an+IKA+value+of+50.%0D%0AKeywords%3A+Water+Quality+Index%2C+Water+Quality%2C+Bako+River.&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2025-05-26&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F88628%2F1%2F1.%2520ABSTRAK%2520-%2520ABSTRACT.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F88628%2F2%2F2.%2520SKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F88628%2F3%2F3.%2520SKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Elisa%2C+Marcelina+Hutauruk++(2025)+ANALISIS+INDEKS+KUALITAS+AIR+DI+SUNGAI+BAKO+BANDAR+LAMPUNG.++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F88628%2F