{"id":13689,"date":"2026-11-06T03:17:43","date_gmt":"2026-11-06T03:17:43","guid":{"rendered":"https:\/\/aiper.com\/blogs\/?page_id=13689"},"modified":"2026-11-12T04:44:25","modified_gmt":"2026-11-12T04:44:25","slug":"total-alkalinity","status":"publish","type":"page","link":"https:\/\/aiper.com\/blogs\/glossary\/total-alkalinity\/","title":{"rendered":"What Is Total Alkalinity?"},"content":{"rendered":"  <div class=\"aiper-glossary\" lang=\"en-US\" data-result-one=\"{count} term\" data-result-many=\"{count} terms\" data-empty=\"No terms found. Try another name or clear the filters.\">\r\n     <header><p>Pool Water Chemistry<\/p><h1>What Is Total Alkalinity?<\/h1><p>Total alkalinity measures the capacity of pool water to neutralize added acid and resist changes in pH.<\/p><\/header>\r\n   <figure><picture><source media=\"(max-width:600px)\" width=\"600\" height=\"650\" srcset=\"https:\/\/aiper.com\/blogs\/wp-content\/plugins\/aiper-core\/glossary\/total-alkalinity.svg?ver=0.5.11\"><img src=\"https:\/\/aiper.com\/blogs\/wp-content\/plugins\/aiper-core\/glossary\/total-alkalinity.svg?ver=0.5.11\" alt=\"pH increases to the right. The same acid addition moves pH left from the teal before point to the purple after point: a larger decrease with less buffering and a smaller decrease with more buffering. Conceptual, not a numeric prediction.\" width=\"600\" height=\"650\" fetchpriority=\"high\" decoding=\"async\"><\/picture><figcaption>pH increases to the right. The same acid addition moves pH left from the teal before point to the purple after point: a larger decrease with less buffering and a smaller decrease with more buffering. Conceptual, not a numeric prediction.<\/figcaption><\/figure>\r\n   <section><h2>Understanding the Concept<\/h2><p>Bicarbonate and carbonate contribute to alkalinity in typical pool water. Test results are commonly reported as parts per million as calcium carbonate.<\/p><\/section><section><h2>Common Misunderstanding<\/h2><p>Alkalinity is not the same as a high pH. Water can have an unsuitable pH even when alkalinity is within a chosen operating range.<\/p><\/section>   <section><h2>Related terms<\/h2><ul><li><a data-glossary-link=\"related-term\" href=\"https:\/\/aiper.com\/blogs\/glossary\/calcium-hardness\/\">Calcium Hardness<\/a><\/li><li><a data-glossary-link=\"related-term\" href=\"https:\/\/aiper.com\/blogs\/glossary\/pool-ph\/\">Pool pH<\/a><\/li><li><a data-glossary-link=\"related-term\" href=\"https:\/\/aiper.com\/blogs\/glossary\/saturation-index\/\">Saturation Index<\/a><\/li><\/ul><\/section>   <section><h2>Learn more<\/h2><ul><li><a data-glossary-link=\"guide\" href=\"https:\/\/aiper.com\/blogs\/how-to-balance-alkalinity-in-pool\/\">Total Alkalinity Explained: Why It\u2019s Your Pool Chemistry\u2019s Shock Absorber<\/a><\/li><\/ul><\/section>  <\/div>\r\n  <script type=\"application\/ld+json\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@type\":\"DefinedTerm\",\"name\":\"Total Alkalinity\",\"inLanguage\":\"en-US\",\"description\":\"Total alkalinity measures the capacity of pool water to neutralize added acid and resist changes in pH.\",\"url\":\"https:\\\/\\\/aiper.com\\\/blogs\\\/glossary\\\/total-alkalinity\\\/\",\"inDefinedTermSet\":\"https:\\\/\\\/aiper.com\\\/blogs\\\/glossary\\\/#terms\"}<\/script>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":3,"featured_media":0,"parent":13585,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"aiper_reading_time":1,"aiper_last_reviewed":"","aiper_reviewer":0,"aiper_related_ids":[],"aiper_layout":"tool","footnotes":""},"class_list":["post-13689","page","type-page","status-publish","hentry"],"lang":"en","translations":{"en":13689,"de":13788,"fr":13838,"es":13888},"_links":{"self":[{"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/pages\/13689","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/comments?post=13689"}],"version-history":[{"count":1,"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/pages\/13689\/revisions"}],"predecessor-version":[{"id":13730,"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/pages\/13689\/revisions\/13730"}],"up":[{"embeddable":true,"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/pages\/13585"}],"wp:attachment":[{"href":"https:\/\/aiper.com\/blogs\/wp-json\/wp\/v2\/media?parent=13689"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}