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dc.contributor.advisorWardiatno, Yusli
dc.contributor.advisorAfif, Muhammad Irfan
dc.contributor.authorSuryadi, Nan Ghofur Ramadiansyah
dc.date.accessioned2026-06-10T03:56:20Z
dc.date.available2026-06-10T03:56:20Z
dc.date.issued2026
dc.identifier.urihttp://repository.ipb.ac.id/handle/123456789/173326
dc.description.abstractAir limbah industri minyak dan gas berpotensi mencemari lingkungan apabila tidak diolah dengan baik. Penelitian ini bertujuan untuk menganalisis efektivitas pengolahan dan kualitas air limbah pada Effluent Water Treatment Plant (EWTP) PT Kilang Pertamina Internasional Unit VI Balongan. Data yang digunakan berupa data sekunder periode Januari–Juli 2025 pada titik inlet dan outlet dengan parameter suhu, pH, NH3, BOD5, COD, Oil Content, H2S, dan fenol. Analisis dilakukan menggunakan metode deskriptif, efisiensi pengolahan, indeks pencemaran (IP), uji t berpasangan, rasio biodegradabilitas (BOD5/COD), serta koefisien variasi (CV). Hasil menunjukkan bahwa air limbah pada inlet tergolong tercemar sedang dengan nilai IP 4,90–8,42, sedangkan pada outlet menurun hingga di bawah 1 dan memenuhi baku mutu. Efisiensi pengolahan tergolong sangat efektif pada parameter COD, BOD5, NH3, dan fenol, serta efektif pada Oil Content dan H2S. Hasil uji t menunjukkan seluruh parameter mengalami penurunan signifikan (pvalue < 0,05). Secara keseluruhan, sistem EWTP mampu menurunkan beban pencemaran secara signifikan dan menghasilkan efluen yang memenuhi baku mutu.
dc.description.abstractWastewater from oil and gas industries can pollute the environment if not properly treated. This study aims to evaluate treatment effectiveness and wastewater quality at the Effluent Water Treatment Plant (EWTP) of PT Kilang Pertamina Internasional Unit VI Balongan. Secondary data from January to July 2025 were analyzed for inlet and outlet parameters, including temperature, pH, NH3, BOD5, COD, Oil Content, H2S, and phenol. The methods included descriptive analysis, treatment efficiency, pollution index (PI), paired t-test, biodegradability ratio (BOD5/COD), and coefficient of variation (CV). Results showed that inlet wastewater was moderately polluted (PI 4.90–8.42), while outlet values decreased to below 1, indicating compliance with standards. Treatment efficiency was very effective for COD, BOD5, NH3, and phenol, and effective for Oil Content and H2S. The t-test indicated significant reductions in all parameters (p-value < 0.05). Overall, the EWTP effectively reduced pollutant loads and produced effluent that meets environmental standards.
dc.description.sponsorship
dc.language.isoid
dc.publisherIPB Universityid
dc.titleANALISIS EFEKTIVITAS PENGOLAHAN DAN KUALITAS AIR LIMBAH DI EFFLUENT WATER TREATMENT PLANT PT KILANG PERTAMINA INTERNASIONAL UNIT VI BALONGANid
dc.title.alternativeANALYSIS OF THE EFFECTIVENESS OF TREATMENT AND WASTEWATER QUALITY AT THE EFFLUENT WATER TREATMENT PLANT OF PT KILANG PERTAMINA INTERNASIONAL UNIT VI BALONGAN
dc.typeSkripsi
dc.subject.keywordefficiencyid
dc.subject.keywordEWTPid
dc.subject.keywordPollution Indexid
dc.subject.keywordwastewaterid
dc.subject.keywordwater qualityid


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