Pengaruh Kondisi Hidrogeologi Terhadap Standar Baku Mutu Garam di Kecamatan Mirit, Kabupaten Kebumen, Jawa Tengah

Septyo Uji Pratomo, S.T., M.Eng., Thema Arrisaldi, Ra Mauldy Pabhayita Noval, Nandra Eko Nugroho, Gregorius Oktaviano Purnama Dewa

Abstract


Garam (NaCl), yang juga dikenal sebagai halit, memiliki peran penting sebagai bahan pokok dalam kehidupan manusia dan industri. Kabupaten Kebumen di Jawa Tengah, khususnya di sepanjang pantai selatan di Kecamatan Mirit, merupakan salah satu daerah terbesar di Indonesia yang menghasilkan garam, berasal dari tambak garam berbentuk kubah-kubah memanjang menjadi sumber utama produksi garam di wilayah tersebut. Standar baku mutu garam diatur oleh SNI 3556:2016, memberikan batasan cemaran logam seperti kadmium (Cd) <0,5 mg/kg, timbal (Pb) <10 mg/kg, raksa (Hg) <0,1 mg/kg, dan arsen (As) <0,1 mg/kg. Kondisi air laut dan air tanah yang digunakan dalam proses produksi garam memiliki dampak signifikan terhadap kualitas garam yang dihasilkan yang dapat diketahui dari studi hidrogeologi. Hasil pengukuran sumur warga sejumlah 43 titik menunjukkan kedalaman muka airtanah berkisar antara 2,65 m s.d. 17,35 m. Hasil analisis garam dari 2 tambak garam yang berbeda menunjukkan kadar Cd berkisar antara 0,1077—0,1113 mg/kg, Pb antara 0,929—1,0267 mg/kg, Hg antara 0,00603—0,01358 mg/kg, dan kadar As negatif; dengan kadar air berkisar antara 1,44—3,57% b/b serta kandungan NaCl antara 99,41—99,93%. Hasil analisis air sumur dan air laut dari 3 sampel menunjukkan kadar Cd <0,0009 mg/kg, Pb <0,0011—0,0098 mg/kg, Hg <0,0001 mg/kg, dan As <0,001 mg/kg. Hasil pemetaan muka airtanah menunjukkan bahwa kondisi hidrogeologi memengaruhi standar baku mutu garam di pesisir selatan Kebumen, terutama oleh faktor besar ukuran butir yang membawa airtanah beserta unsur-unsur terlarut di dalamnya. Sementara itu, garam yang diproduksi dari 2 tambak garam di Kecamatan Mirit memenuhi standar baku mutu berdasarkan SNI 3556:2016.


Keywords


Hidrogeologi; Standar Baku Mutu Garam; Mirit; Kebumen

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References


Amah, E. A., & Agbebia, M. A. (2015). Determination of Groundwater Flow Direction In Ekintae Limestone Quarry Near Mfamosing South-Eastern, Nigeria. International Journal of Geology, Agriculture and Environmental Sciences, 6(3), 1–5.

Ashilah, A. A., Wirasatriya, A., & Handoyo, G. (2022). Analisis Dampak Perubahan Cuaca Terhadap Kualitas dan Produksi Garam di Kabupaten Rembang. Indonesian Journal of Oceanography, 4(2), 68–76. https://doi.org/10.14710/ijoce.v4i2.14006

Asikin, S., Handoyo, A., Busono, H., & Gafoer, S. (1992). Peta Geologi Lembar Kebumen, Jawa Tengah. Pusat Penelitian dan Pengembangan Geologi, Bandung.

Bourgault, M. A. (2019). How do hydrogeological setting and meteorological conditions influence water table depth and fluctuations in ombrotrophic peatlands? Journal of Hydrology X, 4. https://doi.org/10.1016/j.hydroa.2019.100032

Chen, Z. (2022). Optimization schemes for deep foundation pit dewatering under complicated hydrogeological conditions using MODFLOW-USG. Engineering Geology, 303. https://doi.org/10.1016/j.enggeo.2022.106653

Choe, T. (2018). Method of simulation and estimation of SCW system considering hydrogeological conditions of aquifer. Energy and Buildings, 163, 140–148. https://doi.org/10.1016/j.enbuild.2017.10.058

Davybida, L. (2018). Hydrogeological conditions and natural factors forming the regime of groundwater levels in the Ivano-Frankivsk Region (Ukraine). Journal of Ecological Engineering, 19(6), 34–44. https://doi.org/10.12911/22998993/91883

Hakim, N., Nyakpa, M. Y., Lubis, A. M., Nugroho, S. G., Diha, M. A., Hong, G. B., & Bailey, H. H. (1986). Dasar-Dasar Ilmu Tanah. Universitas Lampung Press.

He, B. (2019). Effect of hydrogeological conditions and surface loads on shallow groundwater nitrate pollution in the Shaying River Basin: Based on least squares surface fitting model. Water Research, 163. https://doi.org/10.1016/j.watres.2019.114880

Klyuev, R. V. (2021). Comprehensive assessment of hydrogeological conditions for formation of mineral water resources of the nizhne-karmadon deposit. Bulletin of the Tomsk Polytechnic University, Geo Assets Engineering, 332(8), 206–218. https://doi.org/10.18799/24131830/2021/8/3319

Kraklik, M. (1998). A Rapid Procedure For Environmental Sampling And Evaluation Of Polluted Sediments. Applied Geochemistry, 14, 807–816.

Krasyukova, E. (2021). A rational approach to the management of underground mining in complex hydrogeological and geomechanical conditions based on a risk assessment. IOP Conference Series: Earth and Environmental Science, 684(1). https://doi.org/10.1088/1755-1315/684/1/012006

Liang, Y. (2019). Recognition of the critical hydrogeological conditions of the Jinci Spring and Lancun Spring in Shanxi. Hydrogeology and Engineering Geology, 46(1). https://doi.org/10.16030/j.cnki.issn.1000-3665.2019.01.02

Maslukah, L. (2013). Hubungan antara Konsentrasi Logam Berat Pb, Cd, Cu, Zn dengan Bahan Organik dan Ukuran Butir dalam Sedimen di Estuari Banjir Kanal Barat, Semarang. Buletin Oseanografi Marina, 2, 55–62.

Möller, P., Lüders, V., & Lucia, M. (2017). Formation of rotliegend ca-cl brines in the north german basin compared to analogues in the geological record. Chemical Geology, 459, 32–42. https://doi.org/10.1016/j.chemgeo.2017.04.001

Moroni, M., Rossetti, P., Naitza, S., Magnani, L., Ruggieri, G., Aquino, A., & Secchi, F. (2019). Factors controlling hydrothermal nickel and cobalt mineralization—some suggestions from historical ore deposits in italy. Minerals, 9(7), 429. https://doi.org/10.3390/min9070429

Novikov, D. A. (2021). Hydrogeological conditions and hydrogeochemistry of radon waters in the Zaeltsovsky–Mochishche zone of Novosibirsk, Russia. Environmental Earth Sciences, 80(6). https://doi.org/10.1007/s12665-021-09486-w

Peta Hidrogeologi Indonesia. (1988). DGTL Dep. ESDM, Jakarta.

Ridha, M., Ernawati, R., & Cahyadi, T. A. (2019). Jejak dan Faktor Pengontrol Keterdapatan Logam Berat (Heavymetal) di dalam Sedimen. Prosiding Nasional Rekayasa Teknologi Industri Dan Informasi XIV Tahun 2019 (ReTII), 78–83.

Roussiez, V., Ludwig, W., Probst, J. L., & Moncao, A. (2005). Background levels of Heavymetals in surficial sediments of the Gulf of Lions (NW Mediterranean): An approach based on 133Cs normalization and lead isotope measurements. Journal Enviromental Pollution, 138, 167–177.

Saldanela, Sutikno, S., & Hendri, A. (2015). Pemetaan Pola Aliran Air Tanah Berbasis Sistem Informasi Geografis (SIG) di Kawasan Kecamatan Tampan Kota Pekanbaru. Jom Fteknik, 2(1), 1–8.

Setiadi, H. (2003). Peta Cekungan Airtanah Provinsi Jawa Tengah dan Daerah Istimewa Yogyakarta. Direktorat Tata Lingkungan Geologi dan Kawasan Pertambangan, Bandung.

Soniari, N. N. (2016). Korelasi fraksi partikel tanah dengan kadar air tanah, erodibilitas tanah dan kapasitas tukar kation tanah pada beberapa contoh tanah dibali.

Speranza, G., Cosentino, D., Tecce, F., & Faccenna, C. (2013). Paleoclimate reconstruction during the messinian evaporative drawdown of the mediterranean basin: insights from microthermometry on halite fluid inclusions. Geochemistry Geophysics Geosystems, 14(12), 5054–5077. https://doi.org/10.1002/2013gc004946

Suarsa, I. W. (2017). Teori tumbukan pada laju reaksi kimia.

Syarat Mutu Garam Konsumsi Beryodium. (2016).

Yousif, M. (2019). Hydrogeological inferences from remote sensing data and geoinformatic applications to assess the groundwater conditions: El-Kubanyia basin, Western Desert, Egypt. Journal of African Earth Sciences, 152, 197–214. https://doi.org/10.1016/j.jafrearsci.2019.02.003

Zhang, F. (2022). Initiation and mobility of recurring loess flowslides on the Heifangtai irrigated terrace in China: Insights from hydrogeological conditions and liquefaction criteria. Engineering Geology, 302. https://doi.org/10.1016/j.enggeo.2022.106619

Zhang, Q. (2021). Effect of hydrogeological conditions on groundwater nitrate pollution and human health risk assessment of nitrate in Jiaokou Irrigation District. Journal of Cleaner Production, 298. https://doi.org/10.1016/j.jclepro.2021.126783




DOI: https://doi.org/10.31315/jilk.v6i1.10735

DOI (PDF): https://doi.org/10.31315/jilk.v6i1.10735.g6084

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