{"id":86,"date":"2020-08-31T15:04:10","date_gmt":"2020-08-31T19:04:10","guid":{"rendered":"https:\/\/deptest.nj.gov\/watersupply\/?page_id=86"},"modified":"2026-02-11T11:15:39","modified_gmt":"2026-02-11T16:15:39","slug":"learn-about-water-quality","status":"publish","type":"page","link":"https:\/\/deptest.nj.gov\/watersupply\/drinking-water-consumers\/learn-about-water-quality\/","title":{"rendered":"Learn About Water Quality"},"content":{"rendered":"<p>[vc_row full_width=&#8221;stretch_row_content&#8221; full_height=&#8221;yes&#8221; css=&#8221;.vc_custom_1758899965609{padding-top: 120px !important;padding-bottom: 120px !important;background-image: url(https:\/\/deptest.nj.gov\/watersupply\/wp-content\/uploads\/sites\/11\/photosimages\/gettyimages-554916963-2560&#215;750-1.jpg?id=8678) !important;background-position: center !important;background-repeat: no-repeat !important;background-size: cover !important;}&#8221;][vc_column][vc_custom_heading text=&#8221;Learn About Water Quality&#8221; font_container=&#8221;tag:h1|font_size:50px|text_align:center|color:%23ffffff&#8221; use_theme_fonts=&#8221;yes&#8221; css=&#8221;.vc_custom_1758899980790{background-color: #00000059 !important;}&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][breadcrumb-shortcode][\/vc_column][\/vc_row][vc_row full_height=&#8221;yes&#8221; equal_height=&#8221;yes&#8221;][vc_column][vc_row_inner equal_height=&#8221;yes&#8221;][vc_column_inner width=&#8221;1\/4&#8243;][info-box-shortcode title=&#8221;Contamination Information&#8221;]<\/p>\n<p style=\"text-align: left;\">Common contaminants:<\/p>\n<ul>\n<li style=\"text-align: left;\"><a href=\"https:\/\/deptest.nj.gov\/watersupply\/wp-content\/uploads\/sites\/11\/bsdw\/drinking-water-consumers\/learn-about-water-quality\/dwf_arsenic.pdf\" target=\"_blank\" rel=\"noopener\">Arsenic<\/a> <i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/li>\n<li style=\"text-align: left;\">Cryptosporidium in Drinking Water<\/li>\n<li style=\"text-align: left;\"><a href=\"https:\/\/www.nj.gov\/health\/ceohs\/documents\/eohap\/DBPs_8Nov2018_FINAL.pdf\">Disinfection By-Products <\/a><i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/li>\n<li style=\"text-align: left;\"><a href=\"https:\/\/deptest.nj.gov\/watersupply\/drinking-water-systems\/drinking-water-contaminants\/lead\/\">Lead <\/a><i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/li>\n<li style=\"text-align: left;\"><a href=\"https:\/\/www.nj.gov\/health\/ceohs\/documents\/ceohs%20content\/Mercury%20in%20drinking%20water.pdf\">Mercury <\/a><i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/li>\n<li style=\"text-align: left;\"><a href=\"https:\/\/www.nj.gov\/health\/ceohs\/environmental-occupational\/private-well-outreach\/TotalColiform_E.Coli_Private_Well_Water.pdf\">Microorganisms<\/a> <i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/li>\n<li style=\"text-align: left;\"><a href=\"https:\/\/www.nj.gov\/health\/ceohs\/environmental-occupational\/private-well-outreach\/Nitrate_Nitrite_%20Private_Well_Water.pdf\">Nitrate<\/a> <i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/li>\n<li style=\"text-align: left;\"><a href=\"https:\/\/deptest.nj.gov\/watersupply\/wp-content\/uploads\/sites\/11\/bsdw\/drinking-water-consumers\/learn-about-water-quality\/a-homeowners-guide-to-perchlorate.pdf\">Perchlorate<\/a> <i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/li>\n<li style=\"text-align: left;\"><a href=\"https:\/\/deptest.nj.gov\/pfas\/drinking-water\/\" target=\"_blank\" rel=\"noopener\">Per-and Polyfluoroalkyl Substances (PFAS)<\/a>\n<ul>\n<li><a href=\"https:\/\/www.nj.gov\/health\/ceohs\/documents\/pfas_drinking%20water.pdf\">NJDOH Factsheet<\/a><i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/li>\n<\/ul>\n<\/li>\n<li style=\"text-align: left;\">Pesticides<\/li>\n<\/ul>\n<p>[\/info-box-shortcode][\/vc_column_inner][vc_column_inner width=&#8221;1\/4&#8243;][info-box-shortcode title=&#8221;Interpreting the Data&#8221; bgimg=&#8221;3879&#8243;]<\/p>\n<ul class=\"list-group\">\n<li class=\"list-group-item\"><a href=\"https:\/\/deptest.nj.gov\/watersupply\/wp-content\/uploads\/sites\/11\/bsdw\/drinking-water-consumers\/learn-about-water-quality\/rutgers-lib-17855_pdf-1.pdf\" target=\"_blank\" rel=\"noopener\">Interpreting Drinking Water Quality Analysis &#8211; What do the Numbers Mean?<\/a> <i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i> (Rutgers)<\/li>\n<li class=\"list-group-item\"><a href=\"https:\/\/deptest.nj.gov\/watersupply\/wp-content\/uploads\/sites\/11\/bsdw\/drinking-water-consumers\/learn-about-water-quality\/water-advisory-factsheet.pdf\" target=\"_blank\" rel=\"noopener\">What is a Drinking Water Advisory?<\/a> <i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/li>\n<li class=\"list-group-item\"><a href=\"https:\/\/deptest.nj.gov\/watersupply\/wp-content\/uploads\/sites\/11\/bsdw\/drinking-water-consumers\/learn-about-water-quality\/faq-customers-1.pdf\" target=\"_blank\" rel=\"noopener\">Public Notification FAQ for Customers of a Public Water System<\/a> <i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/li>\n<\/ul>\n<p>[\/info-box-shortcode][\/vc_column_inner][vc_column_inner width=&#8221;1\/4&#8243;][info-box-shortcode title=&#8221;Additional Resources&#8221; bgimg=&#8221;8304&#8243;]<\/p>\n<ul class=\"list-group\">\n<li class=\"list-group-item\"><a href=\"https:\/\/www.epa.gov\/ground-water-and-drinking-water\/basic-information-about-your-drinking-water\">Basic Information about Drinking Water<\/a> (USEPA)<\/li>\n<li class=\"list-group-item\"><a href=\"https:\/\/www.nj.gov\/health\/cd\/topics\/legion.shtml\" target=\"_blank\" rel=\"noopener\">Health Information on Legionnaire&#8217;s Disease<\/a><\/li>\n<li class=\"list-group-item\"><a href=\"https:\/\/njems.nj.gov\/DataMiner\/Search\/SearchByCategory?isExternal=y&amp;getCategory=y&amp;catName=Certified+Laboratories\" target=\"_blank\" rel=\"noopener\">OQA Certified Labs<\/a><\/li>\n<\/ul>\n<p>[\/info-box-shortcode][\/vc_column_inner][vc_column_inner width=&#8221;1\/4&#8243;][info-box-shortcode title=&#8221;Drinking Water Standards&#8221; bgimg=&#8221;8310&#8243;]<\/p>\n<ul class=\"list-group\">\n<li class=\"list-group-item\"><a href=\"https:\/\/deptest.nj.gov\/watersupply\/wp-content\/uploads\/sites\/11\/bsdw\/drinking-water-consumers\/learn-about-water-quality\/dw-standards.pdf\" target=\"_blank\" rel=\"noopener\">New Jersey Drinking Water Standards<\/a>\u00a0<i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/li>\n<li class=\"list-group-item\"><a href=\"https:\/\/deptest.nj.gov\/watersupply\/wp-content\/uploads\/sites\/11\/bsdw\/drinking-water-consumers\/learn-about-water-quality\/stdsdwfaq.pdf\" target=\"_blank\" rel=\"noopener\">Safe Drinking Water Standards FAQ<\/a> <i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/li>\n<li class=\"list-group-item\"><a href=\"https:\/\/deptest.nj.gov\/watersupply\/wp-content\/uploads\/sites\/11\/bsdw\/drinking-water-consumers\/learn-about-water-quality\/1984_amend_4_3_08.pdf\" target=\"_blank\" rel=\"noopener\">Status of New Jersey&#8217;s Drinking Water Quality (1984-1990)<\/a> <i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/li>\n<\/ul>\n<p>[\/info-box-shortcode][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row full_height=&#8221;yes&#8221; equal_height=&#8221;yes&#8221; disable_element=&#8221;yes&#8221;][vc_column][vc_row_inner equal_height=&#8221;yes&#8221;][vc_column_inner width=&#8221;1\/3&#8243;][vc_tta_tour][vc_tta_section title=&#8221;Section 1&#8243; tab_id=&#8221;1709570717101-92945477-2c98&#8243;][\/vc_tta_section][vc_tta_section title=&#8221;Section 2&#8243; tab_id=&#8221;1709570717101-74f359c0-2042&#8243;][\/vc_tta_section][\/vc_tta_tour][vc_column_text]<\/p>\n<h2>Drinking Water Standards<\/h2>\n<p><a href=\"https:\/\/www.state.nj.us\/dep\/watersupply\/pdf\/dw-standards.pdf\">New Jersey Drinking Water Standards\u00a0<i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/a><\/p>\n<p><a href=\"https:\/\/www.state.nj.us\/dep\/watersupply\/pdf\/stdsdwfaq.pdf\">Safe Drinking Water Standards FAQ <i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/a><\/p>\n<p><a href=\"https:\/\/www.state.nj.us\/dep\/watersupply\/pdf\/1984_amend_4_3_08.pdf\">Status of New Jersey&#8217;s Drinking Water Quality (1984-1990)<\/a>[\/vc_column_text][\/vc_column_inner][vc_column_inner width=&#8221;1\/3&#8243;][vc_column_text]<\/p>\n<h2>Interpreting the Data<\/h2>\n<p><a href=\"https:\/\/rucore.libraries.rutgers.edu\/rutgers-lib\/17855\/PDF\/1\/play\/\">Interpreting Drinking Water Quality Analysis &#8211; What do the Numbers Mean?<\/a> (Rutgers)<\/p>\n<p><a href=\"https:\/\/www.state.nj.us\/dep\/watersupply\/pdf\/water-advisory-factsheet.pdf\">What is a Drinking Water Advisory?<i class=\"fas fa-file-pdf text-danger\" title=\"Adobe Acrobat PDF file\"><\/i><\/a><\/p>\n<p><a href=\"https:\/\/www.state.nj.us\/dep\/watersupply\/pdf\/faq-customers.pdf\">Public Notification FAQ for Customers of a Public Water System<\/a>[\/vc_column_text][\/vc_column_inner][vc_column_inner width=&#8221;1\/3&#8243;][vc_column_text]<\/p>\n<h2>Additional Resources<\/h2>\n<p><a href=\"https:\/\/www.epa.gov\/ground-water-and-drinking-water\">Water on tap: What you need to know<\/a> (EPA)<\/p>\n<p><a href=\"https:\/\/www.nj.gov\/health\/cd\/topics\/legion.shtml\">Health Information on Legionnaire&#8217;s Disease<\/a> (NJ DOH)<\/p>\n<p>Contaminants Information:<\/p>\n<ul>\n<li>Arsenic<\/li>\n<li>Cryptosporidium in Drinking Water<\/li>\n<li>Disinfection By-Products<\/li>\n<li>Lead<\/li>\n<li>Mercury<\/li>\n<li>Microorganisms<\/li>\n<li>Nitrate<\/li>\n<li>Perchlorate<\/li>\n<li>Per-and Polyfluoroalkyl Substances (PFAS) (DOH Factsheet)\n<ul>\n<li>Perfluorooctanoic Acid (PFOA)<\/li>\n<\/ul>\n<\/li>\n<li>Pesticides<\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row full_height=&#8221;yes&#8221; equal_height=&#8221;yes&#8221; disable_element=&#8221;yes&#8221;][vc_column][vc_row_inner][vc_column_inner width=&#8221;1\/3&#8243;][info-box-shortcode title=&#8221;Drinking Water Standards&#8221; buttonlink=&#8221;https:\/\/www.state.nj.us\/dep\/watersupply\/pdf\/dw-standards.pdf&#8221;]<a href=\"https:\/\/www.state.nj.us\/dep\/watersupply\/pdf\/stdsdwfaq.pdf\">Safe Drinking Water Standards FAQ<\/a><\/p>\n<p><a href=\"https:\/\/www.state.nj.us\/dep\/watersupply\/pdf\/1984_amend_4_3_08.pdf\">Status of New Jersey&#8217;s Drinking Water Quality, 1984-1990<\/a>[\/info-box-shortcode][vc_empty_space][\/vc_column_inner][vc_column_inner width=&#8221;1\/3&#8243;][info-box-shortcode title=&#8221;Interpreting Drinking Water Quality Analysis&#8221;]What do the Numbers Mean? (Rutgers)[\/info-box-shortcode][vc_empty_space][\/vc_column_inner][vc_column_inner width=&#8221;1\/3&#8243;][info-box-shortcode title=&#8221;What is a Drinking Water Advisory?&#8221; buttonlink=&#8221;https:\/\/www.state.nj.us\/dep\/watersupply\/pdf\/water-advisory-factsheet.pdf&#8221;][\/info-box-shortcode][vc_empty_space][\/vc_column_inner][\/vc_row_inner][vc_row_inner][vc_column_inner width=&#8221;1\/3&#8243;][info-box-shortcode title=&#8221;Public Notification Frequently Asked Questions for Customers of a Public Water System&#8221; buttonlink=&#8221;https:\/\/www.state.nj.us\/dep\/watersupply\/pdf\/faq-customers.pdf&#8221;][\/info-box-shortcode][\/vc_column_inner][vc_column_inner width=&#8221;1\/3&#8243;][info-box-shortcode title=&#8221;Water on Tap&#8221;]<a href=\"https:\/\/www.epa.gov\/ground-water-and-drinking-water\">What You Need to Know (USEPA)<\/a>[\/info-box-shortcode][\/vc_column_inner][vc_column_inner width=&#8221;1\/3&#8243;][\/vc_column_inner][\/vc_row_inner][vc_empty_space][\/vc_column][\/vc_row][vc_row][vc_column][vc_empty_space height=&#8221;42px&#8221;][\/vc_column][\/vc_row]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[vc_row full_width=&#8221;stretch_row_content&#8221; full_height=&#8221;yes&#8221; css=&#8221;.vc_custom_1758899965609{padding-top: 120px !important;padding-bottom: 120px !important;background-image: url(https:\/\/deptest.nj.gov\/watersupply\/wp-content\/uploads\/sites\/11\/photosimages\/gettyimages-554916963-2560&#215;750-1.jpg?id=8678) !important;background-position: center !important;background-repeat: no-repeat !important;background-size: cover !important;}&#8221;][vc_column][vc_custom_heading text=&#8221;Learn About Water Quality&#8221; font_container=&#8221;tag:h1|font_size:50px|text_align:center|color:%23ffffff&#8221; use_theme_fonts=&#8221;yes&#8221; css=&#8221;.vc_custom_1758899980790{background-color: #00000059 !important;}&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][breadcrumb-shortcode][\/vc_column][\/vc_row][vc_row full_height=&#8221;yes&#8221; equal_height=&#8221;yes&#8221;][vc_column][vc_row_inner equal_height=&#8221;yes&#8221;][vc_column_inner width=&#8221;1\/4&#8243;][info-box-shortcode title=&#8221;Contamination Information&#8221;] Common contaminants: Arsenic Cryptosporidium in Drinking Water Disinfection By-Products Lead Mercury Microorganisms Nitrate Perchlorate Per-and Polyfluoroalkyl Substances (PFAS) NJDOH Factsheet Pesticides [\/info-box-shortcode][\/vc_column_inner][vc_column_inner width=&#8221;1\/4&#8243;][info-box-shortcode title=&#8221;Interpreting [&hellip;]<\/p>\n","protected":false},"author":246,"featured_media":0,"parent":2070,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"fullwidth.php","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-86","page","type-page","status-publish","hentry"],"yoast_head":"<!-- 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