UV Water Purification for Private Well Water — Western NY & NW PA
UV water purification is the standard of care for private well owners in Chautauqua County whose wells pass routine coliform tests but sit in areas vulnerable to surface contamination — shallow dug wells on older rural properties, wells within 50 feet of a septic system, and wells in low-lying areas near Chautauqua Lake’s inlet tributaries. Spring snowmelt across the Western NY plateau is the highest-risk period: as frozen ground thaws rapidly in March and April, surface bacteria can infiltrate cracked well casings at a rate that outpaces quarterly testing schedules. A UV system provides continuous, chemical-free disinfection at the point your well line enters the home, giving Jamestown-area homeowners consistent protection without the taste and plumbing effects of chlorination.
UV Water Purification System Benefits
Choosing the Right UV Water Purification System
Comprehensive Well Water Treatment & Conditioning

Reverse Osmosis
Enjoy cleaner, great-tasting water with reverse osmosis, the ultimate solution for removing contaminants from well water. This advanced system provides long-term filtration with minimal maintenance for peace of mind.

UV Water Purification Systems
Experience cleaner, safer water with our UV water purification systems—designed to eliminate harmful bacteria, viruses, and parasites without adding chemicals or changing the taste. Perfect for well water or city supply, our systems offer fast, reliable protection for your entire home

Water Filtration
Even clear water can contain invisible contaminants. We use reverse osmosis and activated carbon filtration to remove impurities, providing you with the cleanest water possible. Every water source is unique, so we tailor filtration to your needs.

Water Softeners
Hard water can cause buildup in pipes and appliances. Our water softeners reduce minerals like calcium and magnesium, improving taste, extending appliance life, and enhancing soap effectiveness for a better overall experience.

Water Testing
Understanding your well water quality is the first step in effective treatment. We conduct thorough water testing to check pH levels, hardness, iron content, and contaminants, ensuring the best solution for clean, safe water.
Installation and Maintenance of UV Water Purification Systems
Installing a UV system is quick and easy when done by a pro. It usually goes where your water enters the house so all the water gets treated. Here’s what to expect:
- Pre-installation check: We test your water and plumbing setup.
- System placement: The UV unit is placed after filters or softeners.
- Power source: UV needs electricity to run, so we’ll find a nearby outlet.
- Testing: Once installed, we test your water to confirm it’s working.
- Maintenance tips: We’ll show you how to check the light and replace it yearly.
Why Choose McCandless Well Drilling Inc. for Your Ultraviolet System?
We’ve been helping families across Western NY and Northwestern PA with their water needs for years, and we treat every home like it’s our own. Our team doesn’t just sell UV systems—we make sure they’re the right fit for your home and water. We offer expert water testing, professional installation, and real support when you need it. Plus, we only use trusted, high-quality UV systems built to last. When you work with McCandless, you’re not just getting a product—you’re getting a partner who cares.
Serving Western NY & Northwestern PA
Combined Area
Contact us today for professional well drilling services!
(716) 666-3708
Frequently Asked Questions
How much does a UV purification system cost installed in Western NY?
A residential UV system installed on a Chautauqua County well typically costs $600–$1,400 depending on flow rate (measured in gallons per minute) and whether pre-filtration is needed. UV requires clear water to work effectively — if your well has high iron or turbidity, a sediment pre-filter must be added to the system.
Are UV water purifiers safe to use for drinking water?
Yes, UV purifiers are completely safe and kill most harmful germs in water without chemicals.
Does UV kill all bacteria and viruses in well water?
UV at the correct dosage (minimum 40 mJ/cm²) is effective against virtually all waterborne pathogens — bacteria including E. coli and coliform, viruses, Giardia, and Cryptosporidium. It does not remove chemical contaminants, nitrates, iron, or hardness. For complete protection, UV is often paired with a carbon filter and sediment pre-filter.
How do I know which UV system is right for my house?
We’ll help you choose based on your water source, home size, and water test results.
Will UV purification affect my water taste or smell?
No. Unlike chlorination, UV leaves no residual chemical taste, odor, or byproducts in the water. It’s the preferred disinfection method for homeowners who are sensitive to chlorine or who heat their water for cooking and beverages.
How often does a UV lamp need to be replaced in this climate?
UV lamps should be replaced every 12 months. Western NY’s temperature fluctuations — particularly in unheated crawlspaces and utility rooms — can reduce lamp output faster than the rated hours suggest. McCandless recommends replacing the lamp in March before spring runoff season regardless of calendar install date.
What is the maintenance required for UV purifiers?
Just replace the UV bulb once a year and clean the sleeve if it gets cloudy.
Do I still need to test my well water if I have UV?
Yes. UV protects against biological contamination but does not address chemical contaminants. We recommend testing for bacteria, nitrates, iron, hardness, and pH annually. Chautauqua County well owners can schedule combined water testing and UV system inspection as a single service visit through McCandless.
What’s the lifespan of a UV purifier?
Most systems last 10+ years with proper care, though the bulb should be replaced annually.
Contact us today for professional well drilling services!
(716) 666-3708