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Potensi Air Tanah pasca Gempa Tektonik di Lereng Merapi Daerah Klaten Jawa Tengah S Suharjo; Alif Noor Anna; Retno Woro Kaeksi; Yuli Priyana
Forum Geografi Vol 22, No 2 (2008): December 2008
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/forgeo.v22i2.4993

Abstract

The purpose of this research is to analyze the potency of land water in the post tectonic earchquake at Merapi slope in Klaten regency, Central Java. This research applies a survey method. The result of analysis is made based on the trilinier diagram, Stiff pattern, and the quality standard of drinking water. The collected data are in the form of land form, shallow land water data, suppressed land water, and well or spring. The results of the sesearch show that 1) the land form in Klaten is divided into four sets of landform, they are peak and slope of volcano, feet of volcano, fluvial palin under volcano, and a set of structural morphology. 2) The potency of land water can be tested based on the amount of land water and the quality of land water. The amount of land water in Klaten regency 260,502,274 m3/year or 727,618,722 liter/day. The amount of land water above is taken from free land water 73,301,436 m3/year, suppressed land water 34,138,520 m3/year, and land water taken from well or spring 153,062,784 m3/year. The quality of shallow land water in Klaten regency is proper to consume. 3) The distribution of upland water potency happens in the feet volcano land form, the potency of medium land water happens in the superficial of fluvial under volcano land form, and the potency of lowland water happens in the slope volcano land form and in the structural range of hills at Bayat subdistrict, 4) The tectonic earthquake gives serious effect toward morphological changes, land split, land subsident and the potency of land water in the fluvial plain of land form under volcano and structural range of hills in the area of Bayat subdistrict, and 5) In 2008, the needs of drinking water in Klaten regency is predicted around 1,164,000 people x 150 liter/day = 174,600,000 liter/day.
The Distribution of Salted Groundwater and the Impact to Settlement Areas in Grogol Sub District S Suharjo
Forum Geografi Vol 6, No 2 (1992): December 1992
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/forgeo.v6i2.394

Abstract

This research is aimed at studying the ground water salinity and the geographicaal aspect of Grogol subdistrict area. This study, therefore, dials withs (a) the ground water salinity and the factors influencing; (b) the classes of land suitability for settlement in Grogol subdistrict; and (c) the influences of the ground water salinity to the suitability of sattlement areas. This research put its emphasis on the geomorphological approach and uses lends units as the basis of its studt. The research area consists of four landform units and nine land units. From land unit maps, we can make the distribution maps of the ground water salinity and its influences to the suitability between settlement and the level suitability for settlement data. The ground water salinity data are obtained by measuring in the field and laboratory analysis. The result of this research shows that the distribution of the ground water salinity is located in the landform unit of the old floid and in the deposition processes. The distribution of the ground water salinity in the research area does not influence the growth pattern of settlement but influences the physical building.
Pengenalan Proses Citra secara Digital Suharto Widjojo; Adi Rusmanto; S Suharjo
Forum Geografi Vol 6, No 1 (1992): July 1992
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/forgeo.v6i1.4698

Abstract

Teknologi penginderaan jauh telab berkembang dengan pesat di Indonesia semenjak awal 1970-an. Berbagai jenis aplikasi telah diterapkan baik oleh instansi pemerintah maupun swasta. Pada awal penggunaannya teknologi interpretasi yang dominan dipergunakan oleh para pemakai adalah interpretasi secara visual. Sejalan dengan perkembangan teknologi komputer, analisa citra berkembang pula ke arah digital. Makalah ini mencoba mengenalkan teknologi interpretasi secara digital yang memungkinkan data tersebut diintegrasi dengan sistem informasi geografi yang terus berkembang di Indonesia.
Arah Perkembangan Teknologi Sistem Informasi Geografi di Indonesia Suharto Widjojo; S Suharjo
Forum Geografi Vol 8, No 2 (1994): December 1994
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/forgeo.v8i2.4822

Abstract

Pada dekade mendatang, teknologi sistem informasi geografik terus berkembang dengan cepat. Perkembangan akan semakin nampak pada kecepatan, kapasitas penyimpanan dan sistem komputasi. Peranan sistem informasi yang berorientasi pada referensi di permukaan bumi atau spasial akan semakin dominan dalam pengambilan keputusan untuk perencanaan dan operasionalisasi pembangunan yang berkelanjutan dan berwawasan lingkungan. Banyak tantangan dan harapan yang perlu dihadapi dalam perkembangan informasi spasial yang diperlukan dalam pengambilan keputusan. Makalah ini mencoba mengulas beberapa harapan dan kendala atau tantangan dalam perkembangan sistem informasi geografik di Indonesia.
Infra Red Aerial Photograph Interpretation for Soil Erosion at Wuryantoro, Wonogiri S Suharjo; Sugiharto Budi Santoso; Pujo Nur Cahyo; M Mulyono; Heru Sri Widodo
Forum Geografi Vol 15, No 1 (2001): July 2001
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/forgeo.v15i1.4661

Abstract

Collecting data of soil erosion hazard terrestrially needs much time, high cost, and large energy. Therefore it is needed appropriate technology in addition to terrestrially decreasing necessity of time, cost and energy. Aerial photograph is picture of earth surface, which shape and place similar to condition on earth surface. Using aerial photograph in this research is expected to be able to take account for erosion factors. This research is conducted in Kecamatan Wuryantoro Kabupaten Wonogiri. Research method that used is aerial photograph interpretation with land unit approach. Amounts of soil lost are approached with USLE formula. Aerial photograph that used in this research is aerial photograph coloured infrared with 1:10.000 in scale and 1991 in year of taking photography. The result shows that using aerial photograph is very useful in supporting soil erosion rate calculation. Erosion rate at research area is 0.0968 ton/ha/year to 100.4344 ton/ha/year. This number is included in class of light erosion hazard (
The Use of Infra Red Aerial Photo for Identification the Existance and Spread of Cave in Planning sub District, Eromoko District, Wonogiri Regency S Suharjo; Sugiharto Budi Santoso; Reshinta Purnaningsih; S Suryanto; Yuliarta Rudi Prasetyo
Forum Geografi Vol 15, No 1 (2001): July 2001
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/forgeo.v15i1.4662

Abstract

Science that studied all of the aspect related to cave and their circles (speleology) in Indonesia does not still quite expand. Expantion more advanced need all sorts of research, publication and its interest to an academic party who get in touch with cave and their circles. One of them the basic of data collection about the existence and the spread of cave. The usual manner that is used to know the existence and the spread of cave, is by means of the analysis topography map which is continued by terrestrial research. Weakness for this manner is it need huge time, cost and energy. The making use of aerial photo can be done in supporting the basic of date collection, is the· interpretation to bug or detect appearances the phenomena in earth’s surface. One of them is appearances the edge of cave. The result of the research indicates that interpretation of aerial photo can be use to identify the spread of the edge of cave. It is olksified according to; the edge that obtained of center depression by the accuracy of 100%; the edge of cave that obtained of slope depression (the accuracy of 33.3%); the edge of cave that is obtained of river current (the accuracy of 100%); and the edge of cave that obtained of fragment (the accuracy of 50%).
Kajian Kerawanan Tanah Longsor di Daerah Aliran Sungai (DAS) Bengawan Solo Hulu Tengah Alif Noor Anna; Kuswaji Dwi Priyono; S Suharjo; Yuli Priyana
Prosiding University Research Colloquium Proceeding of The 7th University Research Colloquium 2018: Bidang MIPA dan Kesehatan
Publisher : Konsorsium Lembaga Penelitian dan Pengabdian kepada Masyarakat Perguruan Tinggi Muhammadiyah 'Aisyiyah (PTMA) Koordinator Wilayah Jawa Tengah - DIY

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1930.702 KB)

Abstract

Daerah Aliran Sungai (DAS) merupakan salah satu faktor penentukondisi sumber daya air di suatu wilayah. Permasalahan kebencanaandi DAS Bengawan Solo Hulu Tengah seperti banjir, kekeringan, lahankritis, dan tanah longsor yang terjadi berdampak pada sektorsumberdaya air wilayah. Tujuan dari penelitian ini adalahmenganalisis tingkat kerawanan tanah longsor di DAS Bengawan SoloHulu Tengah. Metode yang digunakan dalam penelitian ini adalahmetode survei. Analisis data menggunakan metode skoring berjenjang.Hasil penelitian menunjukkan bahwa tingkat kerawanan tanah longsordi daerah penelitian dibagi menjadi 3 kelas, yakni kelas kerawananrendah, sedang, dan kelas kerawanan tinggi. Tingkat kerawanan tanahlongsor di daerah penelitian tersebar merata. Kelas kerawanan tanahlongsor rendah terdapat di Sub DAS Pepe dan Sub DAS WirokoTemon. Kelas kerawanan tanah longsor sedang tersebar di Sub DASAlang Unggahan, Bambang, dan Sub DAS dengkeng. Sementara itukelas kerawanan tinggi tersebar di Sub DAS Jlantah Walikun Ds,Keduang, dan Sub DAS Mungkung.
The Influence of Students' Attribute on Earthquake Understanding in Klaten Regency Ratih Puspita Dewi; Muhammad Musiyam; Wahyu Widiyatmoko; Yunus Aris Wibowo; Suharjo Suharjo; Yunita Miftakhunisa; Hakimah Khoirunnisa
JURNAL GEOGRAFI Vol 16, No 2 (2024): JURNAL GEOGRAFI
Publisher : Universitas Negeri Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24114/jg.v16i2.57361

Abstract

An earthquake is a type of natural disaster that cannot be predicted in terms of time or scale. Klaten Regency is one of the earthquake-prone areas of Indonesia. The occurrence of earthquakes in Klaten Regency has indeed surprised many parties. Implementing disaster mitigation measures is crucial in areas prone to disasters. Disaster mitigation education has been implemented in schools through intracurricular and extracurricular activities. This study aims to analyze (1) the student's understanding of earthquakes at the elementary, middle, and high school levels in Klaten Regency and (2) the impact of student attributes on an understanding of earthquakes. Students' Students comprise age and gender. This is a quantitative study with a correlational research approach. The study was 173 students from junior high school. Techniques for collecting data include questionnaires and documentation. Data analysis techniques employ descriptive statistics; furthermore, the tests used to answer the hypothesis are the Mann-Whitney test, kruskall Wallis, and Spearman rank. The Mann-Whitney test. According to the study results, (1) students' students' of earthquakes was 22% high, 75% moderate, and 3% low, and (2) The test results pointed out that student characteristics had no significant impact on students' student's knowledge.Keywords: Earthquake; Disaster; Students; Understanding of Disaster
Kajian Kerawanan Tanah Longsor di Daerah Aliran Sungai (DAS) Bengawan Solo Hulu Tengah Anna, Alif Noor; Priyono, Kuswaji Dwi; Suharjo, S; Priyana, Yuli
Prosiding University Research Colloquium Proceeding of The 7th University Research Colloquium 2018: Bidang MIPA dan Kesehatan
Publisher : Konsorsium Lembaga Penelitian dan Pengabdian kepada Masyarakat Perguruan Tinggi Muhammadiyah 'Aisyiyah (PTMA) Koordinator Wilayah Jawa Tengah - DIY

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Daerah Aliran Sungai (DAS) merupakan salah satu faktor penentukondisi sumber daya air di suatu wilayah. Permasalahan kebencanaandi DAS Bengawan Solo Hulu Tengah seperti banjir, kekeringan, lahankritis, dan tanah longsor yang terjadi berdampak pada sektorsumberdaya air wilayah. Tujuan dari penelitian ini adalahmenganalisis tingkat kerawanan tanah longsor di DAS Bengawan SoloHulu Tengah. Metode yang digunakan dalam penelitian ini adalahmetode survei. Analisis data menggunakan metode skoring berjenjang.Hasil penelitian menunjukkan bahwa tingkat kerawanan tanah longsordi daerah penelitian dibagi menjadi 3 kelas, yakni kelas kerawananrendah, sedang, dan kelas kerawanan tinggi. Tingkat kerawanan tanahlongsor di daerah penelitian tersebar merata. Kelas kerawanan tanahlongsor rendah terdapat di Sub DAS Pepe dan Sub DAS WirokoTemon. Kelas kerawanan tanah longsor sedang tersebar di Sub DASAlang Unggahan, Bambang, dan Sub DAS dengkeng. Sementara itukelas kerawanan tinggi tersebar di Sub DAS Jlantah Walikun Ds,Keduang, dan Sub DAS Mungkung.