{"id":47,"date":"2021-06-21T21:09:47","date_gmt":"2021-06-21T21:09:47","guid":{"rendered":"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/chapter\/plume-tracers-minor-and-trace-constituents-boron\/"},"modified":"2021-06-22T22:36:01","modified_gmt":"2021-06-22T22:36:01","slug":"plume-tracers-minor-and-trace-constituents-boron","status":"publish","type":"chapter","link":"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/chapter\/plume-tracers-minor-and-trace-constituents-boron\/","title":{"raw":"5.2  Plume Tracers--Minor and Trace Constituents--Boron","rendered":"5.2  Plume Tracers&#8211;Minor and Trace Constituents&#8211;Boron"},"content":{"raw":"<div class=\"plume-tracers--minor-and-trace-constituents--boron-\">\r\n<p class=\"import-Normal\">Boron (<em>B<\/em>) is present in laundry detergents, is mobile in groundwater flow systems, and has been used as a tracer to identify septic system and municipal wastewater impacts in groundwater (LeBlanc, 1984; Vengosh et al., 1994; Bassett et al., 1995). However, Boron concentrations in domestic wastewater (ranging from 0.1 to 1 mg\/L, <a href=\"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/part\/potential-for-contamination-from-septic-tank-effluent\/#table1\">Table 1<\/a>) are elevated by a relatively small factor (e.g., about 5, Bassett et al., 1995) compared to background values, and some natural waters, such as brackish and irrigation-impacted groundwater, can have <em>B<\/em> values equally as high as wastewater. Consequently, boron is only modestly robust as a wastewater tracer, but is useful at some sites. In a municipal wastewater plume on Cape Cod, Massachusetts, <em>B<\/em> was used as one of the principal tracers because it occurred throughout the 3 km length of the plume, at consistent concentrations of 0.2-0.4 mg\/L, which was about five times higher than background values (LeBlanc et al., 1984; Barbaro et al., 2013).<\/p>\r\n\r\n<\/div>","rendered":"<div class=\"plume-tracers--minor-and-trace-constituents--boron-\">\n<p class=\"import-Normal\">Boron (<em>B<\/em>) is present in laundry detergents, is mobile in groundwater flow systems, and has been used as a tracer to identify septic system and municipal wastewater impacts in groundwater (LeBlanc, 1984; Vengosh et al., 1994; Bassett et al., 1995). However, Boron concentrations in domestic wastewater (ranging from 0.1 to 1 mg\/L, <a href=\"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/part\/potential-for-contamination-from-septic-tank-effluent\/#table1\">Table 1<\/a>) are elevated by a relatively small factor (e.g., about 5, Bassett et al., 1995) compared to background values, and some natural waters, such as brackish and irrigation-impacted groundwater, can have <em>B<\/em> values equally as high as wastewater. Consequently, boron is only modestly robust as a wastewater tracer, but is useful at some sites. In a municipal wastewater plume on Cape Cod, Massachusetts, <em>B<\/em> was used as one of the principal tracers because it occurred throughout the 3 km length of the plume, at consistent concentrations of 0.2-0.4 mg\/L, which was about five times higher than background values (LeBlanc et al., 1984; Barbaro et al., 2013).<\/p>\n<\/div>\n","protected":false},"author":1,"menu_order":6,"template":"","meta":{"pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-47","chapter","type-chapter","status-publish","hentry"],"part":123,"_links":{"self":[{"href":"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/wp-json\/pressbooks\/v2\/chapters\/47","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/wp-json\/wp\/v2\/users\/1"}],"version-history":[{"count":2,"href":"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/wp-json\/pressbooks\/v2\/chapters\/47\/revisions"}],"predecessor-version":[{"id":230,"href":"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/wp-json\/pressbooks\/v2\/chapters\/47\/revisions\/230"}],"part":[{"href":"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/wp-json\/pressbooks\/v2\/parts\/123"}],"metadata":[{"href":"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/wp-json\/pressbooks\/v2\/chapters\/47\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/wp-json\/wp\/v2\/media?parent=47"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/wp-json\/pressbooks\/v2\/chapter-type?post=47"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/wp-json\/wp\/v2\/contributor?post=47"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/books.gw-project.org\/septic-system-impacts-on-groundwater-quality\/wp-json\/wp\/v2\/license?post=47"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}