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The Ontario Experts for Water Quality and Purification


EcoWater SoCal is the local expert for professional Filtration and Reverse Osmosis Installation in Ontario, CA. Given its status as a major regional hub, Ontario’s water supply benefits significantly from our advanced treatment solutions. We specialize in combating the hard water and chlorine issues common in the Inland Empire, installing high-performance water softeners, activated carbon filters, and highly efficient reverse osmosis drinking systems. Whether for a busy family or a commercial enterprise, our services ensure reliable, high-quality water that protects your investment in plumbing and provides exceptional taste and clarity.

About Ontario
Ontario is the site of the Ontario International Airport (ONT), a major transportation hub for the Inland Empire. It also holds a significant historical connection to the growth of the citrus industry in the region.

To get to the airport from Ontario, take I-10 East or local roads toward Ontario International Airport (ONT). The drive is approximately 5–10 minutes.



Our Services
Alkaline and Ionized Water Systems
Activated Carbon Water Filtration
Deionization Services in Southern California
Smart Water Assistant & Leak Detection (Phyn Plus)
Reverse Osmosis Water Filter Installation


Our Service Area
Rancho Cucamonga, Chino, Montclair, Pomona, Upland
Address: 2241 La Mirada Dr, Vista, CA 92081, United States
Phone: (760) 840-5327
Hours: Mon to Sat 7AM to 6PM

Additional Resources 
About EcoWater Southern California – Water Purification Experts
Meet the EcoWater SoCal Team
Why Choose EcoWater Systems for California Water Treatment
Frequently Asked Questions
EcoWater SoCal Blog & Water Tips

Get In Touch!
Contact EcoWater SoCal