# Garratt\-Callahan: Water Treatment Products

> Garratt\-Callahan, leader in industrial water treatment products and services since 1904\. Five regional locations, nationwide service\.

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## Pages
- [About Us](https://garrattcallahan.com/about/)
- [Contact](https://garrattcallahan.com/contact/)
- [Privacy \& Terms](https://garrattcallahan.com/privacy/)
- [Water Treatment Services](https://garrattcallahan.com/services/)
- [Wastewater Treatment Solutions](https://garrattcallahan.com/services/wastewater-treatment/)
- [Boiler Water Treatment](https://garrattcallahan.com/services/boiler-water-treatment/)
- [Reverse Osmosis](https://garrattcallahan.com/services/reverse-osmosis-water-treatment/)
- [Cooling Water Treatment](https://garrattcallahan.com/services/cooling-water-treatment/)
- [Analytical Testing Laboratory](https://garrattcallahan.com/services/analytical-testing-lab/)
- [Industries Served](https://garrattcallahan.com/industries-served/)
- [Data Centers](https://garrattcallahan.com/industries-served/data-centers/)
- [Healthcare](https://garrattcallahan.com/industries-served/healthcare/)
- [Food \& Beverage](https://garrattcallahan.com/industries-served/food-beverage/)
- [Manufacturing](https://garrattcallahan.com/industries-served/manufacturing/)
- [Commercial Properties](https://garrattcallahan.com/industries-served/commercial-properties/)
- [Hospitality](https://garrattcallahan.com/industries-served/hospitality/)
- [Government](https://garrattcallahan.com/industries-served/government/)

## Posts
- [Hospital Water Treatment Program Modernized](https://garrattcallahan.com/hospital-water-treatment-program-modernized/): A regional hospital partnered with G\-C to improve water efficiency, reduce operational risk, and modernize critical boiler and cooling water systems\. The project delivered approximately 5 million gallons in annual water savings, improved condensate recovery, and more than $100,000 in estimated yearly operational savings\.
- [2026 CSHE Annual Institute](https://garrattcallahan.com/2026-cshe-annual-institute/): California healthcare facility teams walk into the 2026 CSHE Annual Institute with a tightening regulatory checklist — Joint Commission, HCAI, ICRA 2\.0, ANSI/AAMI ST108\. Water management programs run through most of it, which is why Garratt\-Callahan's water safety team will be in the exhibitor area, ready to talk evidence\-grade documentation and what's working at California's largest health systems\.
- [Optimizing Aquatic Environments with Formula 9810](https://garrattcallahan.com/optimizing-aquatic-environments-with-formula-9810/): Aquatic facility managers often struggle with bio\-fouling and poor water quality\. Garratt\-Callahan’s Formula 9810 offers a superior solution, delivering advanced water treatment that eliminates organic buildup and dramatically improves water clarity\. By protecting critical assets and optimizing overall performance, this program ensures a safer user experience and provides significant long\-term cost savings for busy aquatic centers\.
- [Data Center Water Quality Restored](https://garrattcallahan.com/data-center-water-quality-restored/)
- [APIC 2026 Annual Conference](https://garrattcallahan.com/apic-2026-annual-conference/): Garratt\-Callahan is exhibiting at APIC26 in Nashville, June 15–17\. Find us at Booth 1341 to talk Legionella testing, water management programs, and how water safety supports infection prevention\.

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## Categories
- [Case Studies](https://garrattcallahan.com/category/case-studies/)
- [Boiler Water Treatment](https://garrattcallahan.com/category/boiler-water-treatment/)
- [News](https://garrattcallahan.com/category/news/)
- [Water Safety](https://garrattcallahan.com/category/water-safety/)
- [Reverse Osmosis](https://garrattcallahan.com/category/reverse-osmosis/)

## Event Categories
- [Trade Show](https://garrattcallahan.com/calendar/category/trade-show/)

## Optional
- [Sitemap index](https://garrattcallahan.com/sitemap_index.xml)