{"id":2909,"date":"2026-04-03T23:11:12","date_gmt":"2026-04-03T21:11:12","guid":{"rendered":"https:\/\/nature-o.net\/?page_id=2909"},"modified":"2026-04-03T23:13:03","modified_gmt":"2026-04-03T21:13:03","slug":"shower-water-energy-calculator","status":"publish","type":"page","link":"https:\/\/nature-o.net\/?page_id=2909","title":{"rendered":"Shower Water &amp; Energy Calculator"},"content":{"rendered":"\n<div class=\"eco-tool wp-block-group\" id=\"eco-tool-shower-v57k3\">\n  <div class=\"eco-tool__header\">\n    <h2 class=\"eco-tool__title\">Shower Water &#038; Energy Calculator<\/h2>\n    <p class=\"eco-tool__lead\">\n      Estimate how much water and energy you use for showers and how much you could save by shortening them.\n    <\/p>\n  <\/div>\n\n  <form class=\"eco-tool__form\" id=\"eco-shower-form-v57k3\" novalidate>\n    <div class=\"eco-tool__grid3\">\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\" for=\"minutes-v57k3\">Shower length<br>(minutes)<\/label>\n        <input class=\"eco-tool__input\" id=\"minutes-v57k3\" type=\"number\" min=\"1\" step=\"1\" value=\"10\" inputmode=\"numeric\" \/>\n        <div class=\"eco-tool__hint\">Average duration of one shower.<\/div>\n      <\/div>\n\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\" for=\"showers-v57k3\">Showers per<br>week<\/label>\n        <input class=\"eco-tool__input\" id=\"showers-v57k3\" type=\"number\" min=\"1\" step=\"1\" value=\"7\" inputmode=\"numeric\" \/>\n        <div class=\"eco-tool__hint\">How often you shower.<\/div>\n      <\/div>\n\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\" for=\"flow-v57k3\">Shower flow<br>rate<\/label>\n        <select class=\"eco-tool__input\" id=\"flow-v57k3\">\n          <option value=\"6\">Low flow<\/option>\n          <option value=\"9\" selected>Standard<\/option>\n          <option value=\"12\">High flow<\/option>\n        <\/select>\n        <div class=\"eco-tool__hint\">Liters per minute.<\/div>\n      <\/div>\n\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\" for=\"energy-v57k3\">Water<br>heating<\/label>\n        <select class=\"eco-tool__input\" id=\"energy-v57k3\">\n          <option value=\"0.15\">Efficient (gas \/ solar)<\/option>\n          <option value=\"0.25\" selected>Mixed<\/option>\n          <option value=\"0.40\">Electric-heavy<\/option>\n        <\/select>\n        <div class=\"eco-tool__hint\">Used for CO\u2082 estimation.<\/div>\n      <\/div>\n\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\" for=\"target-v57k3\">Target shower<br>(minutes)<\/label>\n        <input class=\"eco-tool__input\" id=\"target-v57k3\" type=\"number\" min=\"1\" step=\"1\" value=\"5\" inputmode=\"numeric\" \/>\n        <div class=\"eco-tool__hint\">Try reducing your shower time.<\/div>\n      <\/div>\n\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\" for=\"price-v57k3\">Water price<br>(per 1,000 L)<\/label>\n        <input class=\"eco-tool__input\" id=\"price-v57k3\" type=\"number\" min=\"0\" step=\"0.1\" value=\"2.5\" inputmode=\"decimal\" \/>\n        <div class=\"eco-tool__hint\">Optional cost estimate.<\/div>\n      <\/div>\n    <\/div>\n\n    <div class=\"eco-tool__actions\">\n      <button type=\"button\" class=\"wp-element-button eco-tool__btn\" id=\"calc-v57k3\">Calculate<\/button>\n      <button type=\"button\" class=\"wp-element-button eco-tool__btn eco-tool__btn--ghost\" id=\"reset-v57k3\">Reset<\/button>\n      <div class=\"eco-tool__error\" id=\"error-v57k3\" aria-live=\"polite\"><\/div>\n    <\/div>\n  <\/form>\n\n  <div class=\"eco-tool__result\" id=\"result-v57k3\" hidden>\n    <h3 class=\"eco-tool__subtitle\">Result<\/h3>\n\n    <div class=\"eco-tool__cards\">\n      <div class=\"eco-tool__card\">\n        <div class=\"eco-tool__metric-label\">Current usage<\/div>\n        <div class=\"eco-tool__metric-value\" id=\"water-v57k3\">\u2014<\/div>\n        <div class=\"eco-tool__metric-sub\" id=\"co2-v57k3\"><\/div>\n      <\/div>\n\n      <div class=\"eco-tool__card\">\n        <div class=\"eco-tool__metric-label\">Potential savings<\/div>\n        <div class=\"eco-tool__metric-value\" id=\"saved-v57k3\">\u2014<\/div>\n        <div class=\"eco-tool__metric-sub\" id=\"money-v57k3\"><\/div>\n      <\/div>\n    <\/div>\n\n    <div class=\"eco-tool__card eco-tool__card--wide\">\n      <div class=\"eco-tool__metric-label\">Quick takeaway<\/div>\n      <div class=\"eco-tool__metric-sub\" id=\"tip-v57k3\"><\/div>\n    <\/div>\n  <\/div>\n<\/div>\n\n<style>\n.eco-tool{border:1px solid rgba(0,0,0,.12);border-radius:12px;padding:16px;}\n.eco-tool__grid3{display:grid;gap:16px;}\n@media(min-width:860px){.eco-tool__grid3{grid-template-columns:1fr 1fr 1fr;}}\n.eco-tool__field{display:flex;flex-direction:column;gap:6px;}\n.eco-tool__input{height:44px;padding:0 12px;border:1px solid rgba(0,0,0,.2);border-radius:10px;}\n.eco-tool__hint{font-size:.9em;opacity:.7;min-height:38px;}\n.eco-tool__actions{display:flex;gap:10px;margin-top:16px;}\n.eco-tool__btn{padding:10px 22px}\n.eco-tool__btn--ghost{background:transparent!important;border:1px solid rgba(0,0,0,.2)!important}\n.eco-tool__btn--ghost:hover,.eco-tool__btn--ghost:focus{background:rgba(0,0,0,.06)!important;border-color:rgba(0,0,0,.35)!important}\n.eco-tool__cards{display:grid;gap:10px;}\n@media(min-width:860px){.eco-tool__cards{grid-template-columns:1fr 1fr;}}\n.eco-tool__card{border:1px solid rgba(0,0,0,.12);border-radius:12px;padding:12px;}\n.eco-tool__metric-value{font-size:1.6em;font-weight:800;}\n<\/style>\n\n<script>\n(function(){\nconst S=\"v57k3\";\nconst el=id=>document.getElementById(id+\"-\"+S);\n\nfunction calc(){\n let min=Number(el(\"minutes\").value);\n let showers=Number(el(\"showers\").value);\n let flow=Number(el(\"flow\").value);\n let co2f=Number(el(\"energy\").value);\n let target=Number(el(\"target\").value);\n let price=Number(el(\"price\").value);\n\n if(min<=0||showers<=0)return;\n\n let weeklyWater=min*flow*showers;\n let yearlyWater=weeklyWater*52;\n\n let co2=yearlyWater*co2f\/1000;\n\n let newWater=target*flow*showers*52;\n let saved=yearlyWater-newWater;\n\n let money=saved\/1000*price;\n\n el(\"water\").textContent=yearlyWater.toFixed(0)+\" L\/year\";\n el(\"co2\").textContent=co2.toFixed(1)+\" kg CO\u2082\/year\";\n\n el(\"saved\").textContent=saved.toFixed(0)+\" L saved\/year\";\n el(\"money\").textContent=\"$\"+money.toFixed(0)+\"\/year\";\n\n el(\"tip\").textContent=\n saved<1000?\"Shorter showers still help\":\n saved<5000?\"You could save a meaningful amount of water\":\n \"Reducing shower time has a strong impact on both water and energy use\";\n\n el(\"result\").hidden=false;\n}\n\nfunction reset(){\n el(\"result\").hidden=true;\n}\n\nel(\"calc\").onclick=calc;\nel(\"reset\").onclick=reset;\n})();\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>Shower Water &#038; Energy Calculator Estimate how much water and energy you use for showers and how much you could save by shortening them. Shower length(minutes) Average duration of one&hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":2452,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","footnotes":""},"_links":{"self":[{"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/pages\/2909"}],"collection":[{"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nature-o.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2909"}],"version-history":[{"count":3,"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/pages\/2909\/revisions"}],"predecessor-version":[{"id":2912,"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/pages\/2909\/revisions\/2912"}],"up":[{"embeddable":true,"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/pages\/2452"}],"wp:attachment":[{"href":"https:\/\/nature-o.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2909"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}