{"id":591,"date":"2025-11-21T00:54:19","date_gmt":"2025-11-21T00:54:19","guid":{"rendered":"https:\/\/books.gw-project.org\/an-introduction-to-hydraulic-testing-in-hydrogeology\/?post_type=part&#038;p=591"},"modified":"2026-08-01T09:51:19","modified_gmt":"2026-08-01T09:51:19","slug":"part-3-packer-tests","status":"publish","type":"part","link":"https:\/\/books.gw-project.org\/an-introduction-to-hydraulic-testing-in-hydrogeology\/part\/part-3-packer-tests\/","title":{"raw":"PART 3: PACKER TESTS","rendered":"PART 3: PACKER TESTS"},"content":{"raw":"<div data-custom-style=\"Body Text\">\r\n<div data-custom-style=\"Body Text\">\r\n\r\n<span style=\"text-align: initial; font-size: 1em;\">Packer tests are conducted to determine the hydraulic properties of sections of an uncased or open borehole. Packers are installed to seal off a test interval. Constant\u2011discharge or constant\u2011head tests are conducted to characterize hydraulic properties. Section 15 briefly describes packer\u2011test methods.<\/span>\r\n\r\n<\/div>\r\n<div data-custom-style=\"Captioned Figure\">\r\n\r\n<img style=\"display: block; margin-left: auto; margin-right: auto; ;width: 5.22188in; height: 6.9625in;\" src=\"https:\/\/books.gw-project.org\/an-introduction-to-hydraulic-testing-in-hydrogeology\/wp-content\/uploads\/sites\/40\/2026\/08\/file137-2.jpg\" alt=\"Photograph of USGS hydrologists and packers for well testing | U.S. Geological Survey\" \/>\r\n\r\n<\/div>\r\n<div data-custom-style=\"Block Text\">\r\n<blockquote>This photograph shows the installation of two packers used to isolate a section of open borehole <a href=\"http:\/\/www.usgs.gov\/media\/images\/photograph-usgs-hydrologists-and-packers-well-testing\">(http:\/\/www.usgs.gov\/media\/images\/photograph-usgs-hydrologists-and-packers-well-testing<\/a>\u2197).<\/blockquote>\r\n<\/div>\r\n<\/div>","rendered":"<div data-custom-style=\"Body Text\">\n<div data-custom-style=\"Body Text\">\n<p><span style=\"text-align: initial; font-size: 1em;\">Packer tests are conducted to determine the hydraulic properties of sections of an uncased or open borehole. Packers are installed to seal off a test interval. Constant\u2011discharge or constant\u2011head tests are conducted to characterize hydraulic properties. Section 15 briefly describes packer\u2011test methods.<\/span><\/p>\n<\/div>\n<div data-custom-style=\"Captioned Figure\">\n<p><img decoding=\"async\" style=\"display: block; margin-left: auto; margin-right: auto; ;width: 5.22188in; height: 6.9625in;\" src=\"https:\/\/books.gw-project.org\/an-introduction-to-hydraulic-testing-in-hydrogeology\/wp-content\/uploads\/sites\/40\/2026\/08\/file137-2.jpg\" alt=\"Photograph of USGS hydrologists and packers for well testing | U.S. Geological Survey\" \/><\/p>\n<\/div>\n<div data-custom-style=\"Block Text\">\n<blockquote><p>This photograph shows the installation of two packers used to isolate a section of open borehole <a href=\"http:\/\/www.usgs.gov\/media\/images\/photograph-usgs-hydrologists-and-packers-well-testing\">(http:\/\/www.usgs.gov\/media\/images\/photograph-usgs-hydrologists-and-packers-well-testing<\/a>\u2197).<\/p><\/blockquote>\n<\/div>\n<\/div>\n","protected":false},"parent":0,"menu_order":18,"template":"","meta":{"pb_part_invisible":false,"pb_part_invisible_string":""},"contributor":[],"license":[],"class_list":["post-591","part","type-part","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/books.gw-project.org\/an-introduction-to-hydraulic-testing-in-hydrogeology\/wp-json\/pressbooks\/v2\/parts\/591","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/books.gw-project.org\/an-introduction-to-hydraulic-testing-in-hydrogeology\/wp-json\/pressbooks\/v2\/parts"}],"about":[{"href":"https:\/\/books.gw-project.org\/an-introduction-to-hydraulic-testing-in-hydrogeology\/wp-json\/wp\/v2\/types\/part"}],"version-history":[{"count":3,"href":"https:\/\/books.gw-project.org\/an-introduction-to-hydraulic-testing-in-hydrogeology\/wp-json\/pressbooks\/v2\/parts\/591\/revisions"}],"predecessor-version":[{"id":3557,"href":"https:\/\/books.gw-project.org\/an-introduction-to-hydraulic-testing-in-hydrogeology\/wp-json\/pressbooks\/v2\/parts\/591\/revisions\/3557"}],"wp:attachment":[{"href":"https:\/\/books.gw-project.org\/an-introduction-to-hydraulic-testing-in-hydrogeology\/wp-json\/wp\/v2\/media?parent=591"}],"wp:term":[{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/books.gw-project.org\/an-introduction-to-hydraulic-testing-in-hydrogeology\/wp-json\/wp\/v2\/contributor?post=591"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/books.gw-project.org\/an-introduction-to-hydraulic-testing-in-hydrogeology\/wp-json\/wp\/v2\/license?post=591"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}