Blue-green stains and a clicking pump
In and around Warrenton, two complaints often show up together. The pump starts clicking on and off every few seconds, and there are blue-green stains in the sinks, the tub, or on the copper pipes near the tank. They seem unrelated, but they can be part of the same story. Looking at only one of them tends to mean fixing the same thing twice.
Much of western Fauquier sits on harder crystalline rock, and acidic (low pH) water shows up in parts of the area. That kind of water can slowly eat at copper and other metal. The blue-green color is a sign of it. Around a pressure tank, the brass and copper fittings, the tank tee and the gauge are all in the path of that water every day.
So when we do pressure tank replacement in Warrenton, we do not just swap the tank and leave. We look at what the water may be doing to the parts around it, so the new tank has a fair chance of lasting.
Signs it is time for a new tank
Whatever your water is like, a pressure tank on its way out tends to give the same warnings:
- The pump short cycles, starting and stopping over and over during one shower.
- Pressure surges and fades at the taps.
- Water, not air, comes out of the air valve on top of the tank.
- The tank shell is rusting, weeping or leaving a wet ring on the floor.
- Fittings near the tank are crusted, green, or dripping.
Any one of these is worth a look. Several at once usually mean the tank is done. Corroded fittings deserve extra attention in Warrenton, because a green, crusty joint next to the tank can start to drip long before the tank itself gives out. A slow drip behind a water heater or in a closet can go unnoticed for weeks. If your only complaint is weak water, our article on low water pressure on a well covers other things that can cause it.
The tire gauge test
This is a safe check any homeowner can do. Turn the well breaker OFF. Open a cold water tap and let it run until it stops. Then press a tire gauge onto the air valve on top of the tank, just like checking a car tire.
The reading should be about 2 psi under your pressure switch’s low setting. On the common 40-60 switch, that is around 38. A much lower reading means the tank has lost air. Water from the valve means the bladder inside has likely failed. Do not open the switch cover or touch the wiring, and turn the breaker back on when you are done. Our guide to checking your pressure tank pressure has more detail.
Pressure tank replacement in Warrenton, and what comes after
When you call 703-791-3981, tell us what you are seeing, including any stains. We may ask a few extra questions first so we bring the right tank. Diagnosis is free within reason, and sometimes we can narrow the problem down by phone before we roll a truck.
On site, we check the tank, the air charge, the switch, the pump and the fittings. If the tank needs replacing, we install a Well-X-Trol tank, replace any fittings that are too corroded to trust, and balance the air charge to your switch. We run several full cycles and check for leaks. The work meets county code, and we are licensed and insured. You can read more on our main pressure tank replacement page.
Why the water matters for the new tank
If the water is acidic, a new tank alone does not fix the cause. The same water will keep working on the new fittings and on the copper throughout the house. An acid neutralizer raises the pH so the water is gentler on metal. It is not something every home needs, and we will not push it. But if the stains are there, a water test is the honest next step. Our page on well water treatment in Warrenton explains how acid neutralizers work, and our water testing service checks pH along with bacteria, lead and nitrates.
We will also check the pump. If it has been short cycling for a long time, it may have worn faster than it should. If the well pump needs attention, you will hear it from us plainly. If it still has good years left, you will hear that too.
Serving the county seat and the rest of Fauquier
We serve homes in Old Town Warrenton and out along Routes 15, 17, 29 and 211, across the 20186 and 20187 ZIP codes. Oasis Well Service is a family company started in 1987 by Ken Lindgren. His son John runs it today, and his grandson Brandon is the third generation on the job. We answer 24/7.
If you have no water at all, call our emergency line at 703-776-0996. For pump problems, see our Warrenton well pump repair page. We also replace tanks in Haymarket and Midland, and serve homes throughout Fauquier County.