Nestled along the Delaware River, Yardley, PA (ZIP 19067) is a historic borough that combines small-town charm with rich cultural character—home to the Yardley Inn, Macclesfield Park, and the vibrant DuckWalk mural trail. For over 25 years, Dierolf Plumbing & Water Treatment has been the go-to local partner, led by Licensed Master Plumbers, Licensed Well Inspectors, and supported by 1,000+ five-star reviews. Whether you’re enjoying a farmer’s market morning in Buttonwood Park, a trek along the Delaware Canal, or a riverside dinner at the Yardley Inn, your home deserves water that’s as dependable and welcoming as your community.
Water Quality & Plumbing Services for Yardley Homes
PFAS & emerging contaminants—extra protection you can taste. Pennsylvania American Water, supplying Yardley, remains in compliance with federal drinking standards, including recent PFAS sampling, but legal safety isn’t always the whole story (EWG data, external; PA American Water – water quality updates, external). Many homeowners install certified carbon and reverse osmosis systems for that added peace of mind, informed by our article Understanding the Impact of PFAS and Microplastics on Human Health.
Hard water & scale—protect your home’s finish. Mineral-rich water often leads to spotted glassware, film buildup, and reduced appliance efficiency. Our tailored water softeners keep your plumbing and fixtures sparkling; discover maintenance tips in Is Your Water Softener Actually Working?.
Disinfection byproducts (TTHMs/HAA5) & taste. Public water treatment is necessary, but its byproducts can impact taste and health even when compliant. A combination of whole-home carbon filtration and point-of-use RO offers an effective reduction—learn how in How to Choose the Perfect Reverse Osmosis System.
pH & corrosion prevention. Slightly acidic water can dull finishes and erode plumbing. Our neutralizers stabilize pH levels and protect equipment. Installation always follows best practices like proper drain connections and air-gap safeguards—see Why Air Gaps Matter.
Community connections
In Yardley, supporting local businesses is part of the charm. You might pick up fresh produce at the Yardley Farmers Market, external, browse inspiring pieces at Artists of Yardley, external, or stroll along Canal Street through the Delaware Canal State Park, external—knowing your home water is crisp, safe, and well-maintained.
Homeowner FAQs
If my tap water is “in compliance,” is extra treatment necessary? Compliance ensures your water meets safety standards, but many trace contaminants remain unregulated. Our water testing & analysis clarifies what’s present, so you can choose treatment that matches your comfort and goals.
How do I know if I need a water softener? Signs include limescale buildup, reduced soap performance, or spotting on dishes. We offer on-site hardness testing and recommend a water softener system that fits your home’s needs and keeps your plumbing performing its best.
Do you support well-water homes too? Yes. While many Yardley homes use municipal supply, we also serve private well systems—providing well inspections, well systems, testing, and full residential plumbing services to ensure safe, reliable water regardless of source.
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Bryan was very professional, courteous, and efficient. Great service, thank you!
Great job installing our new water filtration system! Installers were very communicative and efficient. Well done.
Very very helpful and nice people! Wow i thought companies that care were gone not so!!! Dierolf’s people care and i think it’s a real reflection of the owner and how he runs his company and actually cares!! Thank you for a super great job and for caring!!
Service was great and very efficient. The guys were very friendly and quickly replaced the pump without any issues. Thank you.
They did a great job installing a new toilet in my bathroom. They were neat, clean, and paid attention to detail. Chris answered all of my plumbing questions without hesitation. Very satisfied... Highly recommend
