{"id":{"repo_id":"ohiolink","oai_identifier":"oai:etd.ohiolink.edu:osu1363860077"},"canonical_url":"https://search.dev.ndltd.org/etd/ohiolink/oai:etd.ohiolink.edu:osu1363860077","repository":{"repo_id":"ohiolink","name":"OhioLINK","base_url":"https://etd.ohiolink.edu/acprod/odb_etd/ws/oai/oai"},"display":{"title":"Spectral Reflectance as an Indicator of Water Quality in Streams Impacted by Mine Drainage","abstract":"Stream water pH and dissolved sulfate concentrations were estimated from the spectral reflectance of the resident mine drainage sediments. Mine drainage sediments were collected from sites in the anthracite coal region of eastern Pennsylvania,representing acid to near neutral pH. Sediment color was determined using chroma meter measurements. Mineralogical analysis of the sediments was accomplished using x-ray diffraction (XRD), IR spectroscopy (FTIR), and diffuse reflectance spectroscopy.Sediment chemical composition was determined by acid dissolution and analysis by optical emission spectroscopy (ICP-EOS). The mineralogy of sediments occurring in acidic waters was primarily schwertmannite and goethite while near neutral watersformed ferrihydrite. The minerals comprising the sediments occurring at each pH mode are spectrally separable. Color indices and spectral angle mapping of the sediments correlated with stream water pH. Continuum removal analysis of mineral VNIRreflectance spectra indicated that the presence of sulfate associated with the sediments shifted primary absorption bands to lower wavelengths. Spectral analysis results were used to classify Digital MultiSpectral Video (DMSV) imagery for several sites in theregion. The high spatial resolution of the DMSV sensor allowed for precise mapping of the mine drainage sediments. Spectroscopy results can be used by airborne and spaceborne imaging spectrometers to accurately predict water quality.","abstract_html":"Stream water pH and dissolved sulfate concentrations were estimated from the spectral reflectance of the resident mine drainage sediments. Mine drainage sediments were collected from sites in the anthracite coal region of eastern Pennsylvania,representing acid to near neutral pH. Sediment color was determined using chroma meter measurements. Mineralogical analysis of the sediments was accomplished using x-ray diffraction (XRD), IR spectroscopy (FTIR), and diffuse reflectance spectroscopy.Sediment chemical composition was determined by acid dissolution and analysis by optical emission spectroscopy (ICP-EOS). The mineralogy of sediments occurring in acidic waters was primarily schwertmannite and goethite while near neutral watersformed ferrihydrite. The minerals comprising the sediments occurring at each pH mode are spectrally separable. Color indices and spectral angle mapping of the sediments correlated with stream water pH. Continuum removal analysis of mineral VNIRreflectance spectra indicated that the presence of sulfate associated with the sediments shifted primary absorption bands to lower wavelengths. Spectral analysis results were used to classify Digital MultiSpectral Video (DMSV) imagery for several sites in theregion. The high spatial resolution of the DMSV sensor allowed for precise mapping of the mine drainage sediments. Spectroscopy results can be used by airborne and spaceborne imaging spectrometers to accurately predict water quality.","abstract_has_math":false,"creators":["Williams, David James"],"institution":"The Ohio State University","degree_name":"Master of Science","degree_level":"masters","degree_discipline":"Environmental Science","degree_department":null,"school":null,"contributors":["Traina, Samual"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1999,"date_issued":"1999","date_published":"1999","updated_at":"2026-07-24T03:37:01Z","subjects":["Environmental Science"],"languages":["English"],"rights":["unrestricted","This thesis or dissertation is protected by copyright: all rights reserved. It may not be copied or redistributed beyond the terms of applicable copyright laws."],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://rave.ohiolink.edu/etdc/view?acc_num=osu1363860077","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Traina, Samual"]},{"key":"dc:creator","label":"Author","values":["Williams, David James"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["1999"]},{"key":"dc:publisher","label":"Institution","values":["The Ohio State University / OhioLINK"]},{"key":"dc:type","label":"Dc Type","values":["Electronic Thesis or Dissertation"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Environmental Science"]},{"key":"thesis:degree_level","label":"Degree Level","values":["masters"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science"]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["The Ohio State University"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Environmental Science"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["English"]},{"key":"dc:rights","label":"Dc Rights","values":["unrestricted","This thesis or dissertation is protected by copyright: all rights reserved. It may not be copied or redistributed beyond the terms of applicable copyright laws."]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://rave.ohiolink.edu/etdc/view?acc_num=osu1363860077"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Stream water pH and dissolved sulfate concentrations were estimated from the spectral reflectance of the resident mine drainage sediments. Mine drainage sediments were collected from sites in the anthracite coal region of eastern Pennsylvania,representing acid to near neutral pH. Sediment color was determined using chroma meter measurements. Mineralogical analysis of the sediments was accomplished using x-ray diffraction (XRD), IR spectroscopy (FTIR), and diffuse reflectance spectroscopy.Sediment chemical composition was determined by acid dissolution and analysis by optical emission spectroscopy (ICP-EOS). The mineralogy of sediments occurring in acidic waters was primarily schwertmannite and goethite while near neutral watersformed ferrihydrite. The minerals comprising the sediments occurring at each pH mode are spectrally separable. Color indices and spectral angle mapping of the sediments correlated with stream water pH. Continuum removal analysis of mineral VNIRreflectance spectra indicated that the presence of sulfate associated with the sediments shifted primary absorption bands to lower wavelengths. Spectral analysis results were used to classify Digital MultiSpectral Video (DMSV) imagery for several sites in theregion. The high spatial resolution of the DMSV sensor allowed for precise mapping of the mine drainage sediments. Spectroscopy results can be used by airborne and spaceborne imaging spectrometers to accurately predict water quality."]},{"key":"dc:format","label":"Dc Format","values":["application/pdf","p.112","14.28 MB"]},{"key":"dc:title","label":"Title","values":["Spectral Reflectance as an Indicator of Water Quality in Streams Impacted by Mine Drainage"]}]}],"canonical_facts":{"dc:contributor":["Traina, Samual"],"dc:creator":["Williams, David James"],"dc:date":["1999"],"dc:description":["Stream water pH and dissolved sulfate concentrations were estimated from the spectral reflectance of the resident mine drainage sediments. Mine drainage sediments were collected from sites in the anthracite coal region of eastern Pennsylvania,representing acid to near neutral pH. Sediment color was determined using chroma meter measurements. Mineralogical analysis of the sediments was accomplished using x-ray diffraction (XRD), IR spectroscopy (FTIR), and diffuse reflectance spectroscopy.Sediment chemical composition was determined by acid dissolution and analysis by optical emission spectroscopy (ICP-EOS). The mineralogy of sediments occurring in acidic waters was primarily schwertmannite and goethite while near neutral watersformed ferrihydrite. The minerals comprising the sediments occurring at each pH mode are spectrally separable. Color indices and spectral angle mapping of the sediments correlated with stream water pH. Continuum removal analysis of mineral VNIRreflectance spectra indicated that the presence of sulfate associated with the sediments shifted primary absorption bands to lower wavelengths. Spectral analysis results were used to classify Digital MultiSpectral Video (DMSV) imagery for several sites in theregion. The high spatial resolution of the DMSV sensor allowed for precise mapping of the mine drainage sediments. Spectroscopy results can be used by airborne and spaceborne imaging spectrometers to accurately predict water quality."],"dc:format":["application/pdf","p.112","14.28 MB"],"dc:identifier":["http://rave.ohiolink.edu/etdc/view?acc_num=osu1363860077"],"dc:language":["English"],"dc:publisher":["The Ohio State University / OhioLINK"],"dc:rights":["unrestricted","This thesis or dissertation is protected by copyright: all rights reserved. It may not be copied or redistributed beyond the terms of applicable copyright laws."],"dc:subject":["Environmental Science"],"dc:title":["Spectral Reflectance as an Indicator of Water Quality in Streams Impacted by Mine Drainage"],"dc:type":["Electronic Thesis or Dissertation"],"thesis:degree_discipline":["Environmental Science"],"thesis:degree_level":["masters"],"thesis:degree_name":["Master of Science"],"thesis:institution_name":["The Ohio State University"]},"updated_at":"2026-07-24T03:37:01Z"}