{"id":12410,"date":"2026-03-19T09:26:30","date_gmt":"2026-03-19T12:26:30","guid":{"rendered":"https:\/\/grupoep.com.br\/artigos\/water-potability-report-ep-groups-full-compliance-with-ordinance-888-2021\/"},"modified":"2026-08-10T17:24:33","modified_gmt":"2026-08-10T20:24:33","slug":"water-potability-report-ep-groups-full-compliance-with-ordinance-888-2021","status":"publish","type":"post","link":"https:\/\/grupoep.com.br\/en\/artigos\/water-potability-report-ep-groups-full-compliance-with-ordinance-888-2021\/","title":{"rendered":"Water Potability Report: EP Group&#8217;s Full Compliance with Ordinance 888\/2021"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"12410\" class=\"elementor elementor-12410 elementor-12383\" wpc-filter-elementor-widget=\"1\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-29c5ae4 e-flex e-con-boxed e-con e-parent\" data-id=\"29c5ae4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b7a6e8b elementor-widget elementor-widget-text-editor\" data-id=\"b7a6e8b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">The water potability report is an essential document to guarantee that the water consumed is within the standards required by Brazilian legislation. With the advance of urbanization and the increase in population density, the definition of strict quality criteria has become indispensable in order to protect public health and prevent waterborne diseases.<\/span><\/p><p><span style=\"font-weight: 400;\">Since water is an essential and limited natural resource, used as the basis for food, cultivation and other production processes, continuous monitoring and the issuing of a reliable <\/span><b>reliable water potability report <\/b><span style=\"font-weight: 400;\">are fundamental to ensuring its quality.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8bc66c0 elementor-widget elementor-widget-text-editor\" data-id=\"8bc66c0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2><b>How did the standards for monitoring water quality come about?<\/b><\/h2><p><span style=\"font-weight: 400;\">The regulation of water quality in Brazil has evolved over the decades. The initial milestone occurred in 1977, with the   <\/span><b>Federal Decree No. 79.367\/1977<\/b><span style=\"font-weight: 400;\">which gave the Ministry of Health responsibility for establishing drinking water standards.<\/span><\/p><p><span style=\"font-weight: 400;\">Since then, several updates have been made, including:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ordinance No. 56\/1977 &#8211; first potability criteria<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ordinance No. 36\/1990 &#8211; expansion of parameters<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Ordinance GM\/MS No. 888\/2021<\/b><span style=\"font-weight: 400;\"> &#8211; current legislation<\/span><\/li><\/ul><div> <\/div><p><span style=\"font-weight: 400;\">Ordinance No. 888\/2021 brought significant advances, making the water potability report even more complete and rigorous.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9635d4e elementor-widget elementor-widget-text-editor\" data-id=\"9635d4e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2><b>The importance of Ordinance GM\/MS No. 888<\/b><\/h2><p><span style=\"font-weight: 400;\">Ordinance No. 888 of 2021 is extremely important because it lists new parameters and emerging contaminants for analysis, adjusts the Maximum Permitted Limits (MPLs) for various substances based on updated international references, and expands monitoring requirements and the frequency of sample collection.  <\/span><\/p><p><span style=\"font-weight: 400;\">In addition, Ordinance GM\/MS No. 888 defines responsibilities for supply systems and encourages the use of advanced analysis technologies and the creation of Water Safety Plans (WSPs).  <\/span><\/p><p><span style=\"font-weight: 400;\">The Ordinance provides for more than 100 chemical substances to be monitored in their entirety, including assessments associated with microbiological, organic, physical-chemical, radiological and emerging contaminant risks.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-73e2de8 elementor-widget elementor-widget-text-editor\" data-id=\"73e2de8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2><b>Main updates to Ordinance 888\/2021<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">The new ordinance has brought important changes that directly impact the preparation of the <\/span><b>water potability report<\/b><span style=\"font-weight: 400;\">:<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a2322e5 elementor-widget elementor-widget-text-editor\" data-id=\"a2322e5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3><b>1. inclusion of new contaminants<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Emerging contaminants were added, such as:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Pesticides<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Industrial compounds<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cyanotoxins<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Disinfection by-products<\/span><\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0068556 elementor-widget elementor-widget-text-editor\" data-id=\"0068556\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3><b>2. Review of Maximum Permitted Limits (MPLs)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Some parameters have had their limits adjusted based on international references, making control more rigorous.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6eea62d elementor-widget elementor-widget-text-editor\" data-id=\"6eea62d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3><b>3. New sampling requirements<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">The frequency of collection was increased, requiring greater operational control and data traceability.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e217fe elementor-widget elementor-widget-text-editor\" data-id=\"4e217fe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3><b>4. Water Safety Plans (WSP)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">The ordinance encourages the implementation of PSAs, promoting a preventive approach to quality management.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0942767 elementor-widget elementor-widget-text-editor\" data-id=\"0942767\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3><b>5. Control of materials and products<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">It now requires certifications (ABNT and INMETRO) for inputs used in water treatment.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3d46c2b elementor-align-center elementor-widget__width-inherit animated-slow elementor-invisible elementor-widget elementor-widget-button\" data-id=\"3d46c2b\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;slideInUp&quot;,&quot;_animation_delay&quot;:5}\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-grow\" href=\"https:\/\/grupoep.com.br\/en\/artigos\/portaria-888-anexo-xx\/?lang=en\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Learn more about Ordinance GM\/MS No. 888\/2021<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a64c010 elementor-widget elementor-widget-text-editor\" data-id=\"a64c010\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2><b>Who must follow Ordinance 888\/2021:<\/b><\/h2><p><span style=\"font-weight: 400;\">O <\/span><b>water potability report<\/b><span style=\"font-weight: 400;\"> is mandatory for different types of systems and operations, including:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Collective supply systems<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Collective alternative solutions (SACs)<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Individual alternative solutions (IAS)<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Water trucks for human consumption<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Industries and companies with their own water consumption<\/span><\/li><\/ul><div> <\/div><p><span style=\"font-weight: 400;\">The inspection is carried out by the municipal health inspectorate, which requires proof of water quality through up-to-date reports.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-123e245 elementor-widget elementor-widget-text-editor\" data-id=\"123e245\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2><b>How to choose the ideal laboratory for a water potability report?<\/b><\/h2><p><span style=\"font-weight: 400;\">The choice of laboratory is a critical factor in ensuring the validity and reliability of the water potability report.<\/span><\/p><h4><strong>Essential criteria:<\/strong><\/h4><ul><li aria-level=\"1\"><span style=\"font-weight: 400;\">ISO\/IEC 17025 accreditation<\/span><\/li><\/ul><ul><li aria-level=\"1\"><span style=\"font-weight: 400;\">Recognition by CGCRE\/INMETRO<\/span><\/li><\/ul><ul><li aria-level=\"1\"><span style=\"font-weight: 400;\">Analytical scope compatible with Ordinance 888\/2021<\/span><\/li><\/ul><ul><li aria-level=\"1\"><span style=\"font-weight: 400;\">Use of recognized methodologies (EPA, SMWW)<\/span><\/li><\/ul><ul><li aria-level=\"1\"><span style=\"font-weight: 400;\">Ability to meet all the required parameters<\/span><\/li><\/ul><p> <\/p><p><span style=\"font-weight: 400;\">It should be noted that there is no single accreditation for all tests. The laboratory must be accredited individually for each method. <\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-928580b elementor-widget elementor-widget-image\" data-id=\"928580b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/grupoep.com.br\/wp-content\/uploads\/elementor\/thumbs\/tercerizacao-laboratorio-2-1-qrjm2fx2zga3gu666n8j25gt4jvfldq9rig60u0a9u.jpg\" title=\"outsourcing-laboratory (2)\" alt=\"outsourcing-laboratory (2)\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-891649b elementor-widget elementor-widget-text-editor\" data-id=\"891649b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2><a href=\"https:\/\/grupoep.com.br\/services\/environmental-testing\/?lang=en\"><b>EP Analytical: reference in water potability reports<\/b><\/a><\/h2><p><span style=\"font-weight: 400;\">A <a href=\"https:\/\/grupoep.com.br\/services\/environmental-testing\/?lang=en\"><strong>EP Anal\u00edtica<\/strong><\/a> is the EP Group laboratory that stands out in the market precisely because it meets these criteria in an integrated way, offering technical and operational safety at every stage of the process, from collection to issuing the water potability report.<\/span><\/p><p><span style=\"font-weight: 400;\">In April 2025, we began to<\/span><b> meet 100% of the parameters of Ordinance GM\/MS No. 888\/2021<\/b><span style=\"font-weight: 400;\">a strategic differential that guarantees:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Greater quality control<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Agile delivery of results<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Reducing outsourcing<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">High technical reliability<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Our laboratory is <\/span><b>accredited by CGCRE\/INMETRO (CRL 0361) <\/b><span style=\"font-weight: 400;\">and uses internationally recognized methodologies, including:<\/span><\/p><ul><li aria-level=\"1\"><b>SMWW (Standard Methods for the Examination of Water and Wastewater)<\/b><\/li><\/ul><ul><li aria-level=\"1\"><b>EPA (Environmental Protection Agency)<\/b><\/li><\/ul><p><span style=\"font-weight: 400;\">Request your water potability report now with EP Anal\u00edtica and get reliable, complete results that are recognized by the regulatory bodies.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>The water potability report is an essential document to guarantee that the water consumed is within the standards required by Brazilian legislation. With the advance of urbanization and the increase in population density, the definition of strict quality criteria has become indispensable in order to protect public health and prevent waterborne diseases. Since water is [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":12411,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[177],"tags":[407,406,214,408,144,404,403,405],"class_list":["post-12410","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-english","tag-drinking-water-analysis","tag-drinking-water-legislation-brazil","tag-ep-analytics","tag-iso-iec-17025-accredited-laboratory","tag-ordinance-888","tag-ordinance-888-2021","tag-water-potability-report","tag-water-quality"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.2 (Yoast SEO v28.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Water Potability Report: EP Group&#039;s Full Compliance with Ordinance 888\/2021<\/title>\n<meta name=\"description\" content=\"The water potability report is an 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