<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
  <url>
    <loc>https://cornerstonewatersystems.com/</loc>
    <lastmod>2026-05-30</lastmod>
    <changefreq>weekly</changefreq>
    <priority>1.0</priority>
  </url>

  <!-- Core services -->
  <url><loc>https://cornerstonewatersystems.com/service/water-treatment</loc><lastmod>2026-05-30</lastmod><changefreq>monthly</changefreq><priority>0.9</priority></url>
  <url><loc>https://cornerstonewatersystems.com/service/desalination-systems</loc><lastmod>2026-05-30</lastmod><changefreq>monthly</changefreq><priority>0.9</priority></url>
  <url><loc>https://cornerstonewatersystems.com/service/wastewater-management</loc><lastmod>2026-05-30</lastmod><changefreq>monthly</changefreq><priority>0.9</priority></url>
  <url><loc>https://cornerstonewatersystems.com/service/environmental-consulting</loc><lastmod>2026-05-30</lastmod><changefreq>monthly</changefreq><priority>0.9</priority></url>
  <url><loc>https://cornerstonewatersystems.com/service/industrial-water-solutions</loc><lastmod>2026-05-30</lastmod><changefreq>monthly</changefreq><priority>0.9</priority></url>
  <url><loc>https://cornerstonewatersystems.com/service/infrastructure-design</loc><lastmod>2026-05-30</lastmod><changefreq>monthly</changefreq><priority>0.9</priority></url>

  <!-- Products -->
  <url><loc>https://cornerstonewatersystems.com/product/ro-systems</loc><lastmod>2026-05-30</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://cornerstonewatersystems.com/product/filtration-units</loc><lastmod>2026-05-30</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://cornerstonewatersystems.com/product/chemical-dosing</loc><lastmod>2026-05-30</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://cornerstonewatersystems.com/product/quality-analyzers</loc><lastmod>2026-05-30</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- Projects -->
  <url><loc>https://cornerstonewatersystems.com/project/basra-desalination-expansion</loc><lastmod>2026-05-30</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://cornerstonewatersystems.com/project/al-qurna-wastewater</loc><lastmod>2026-05-30</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://cornerstonewatersystems.com/project/baghdad-industrial-park</loc><lastmod>2026-05-30</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://cornerstonewatersystems.com/project/rumaila-water-injection</loc><lastmod>2026-05-30</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>

  <!-- Other -->
  <url><loc>https://cornerstonewatersystems.com/downloads</loc><lastmod>2026-05-30</lastmod><changefreq>monthly</changefreq><priority>0.4</priority></url>
</urlset>
