Low water pressure city water.

plowhand

Member
I've been having low water pressure problems throughout my house for the last 6 months any ideas could the regulator valve be plugged or bad?
 
Low pressure can be a restriction in supply, or actual low pressure. if you use a compression tester on a laundry hose connection, and it reads good pressure when nothing is using water, there is a restriction. if it reads low, the pressure is low. Are any neighbors having issues? is the main shutoff full open? testing rate of flow at various points can help find a restriction. Galvanized pipe, copper, plastic/pvc, pex??? Jim
 
I didnt ask the neighbors it looks like a copper pipe coming up from floor the laundry tub is 3 feet from main source pressure is low there can easily tell not like it use to be.
 
If you are on city water (or a rural water system) the water department should be responsible for anything ahead of their meter. They should be able to tell you the line pressure at your location.
 
Could these be the problem?
cvphoto143499.jpg


cvphoto143500.jpg
 
If the pressure regulator shown is adjustable it could be attempted. if the bulb device is a filter it could be plugged. is there a shutoff valve that you could use to check the systems down stream by disconnecting and hooking a garden hose to assess flow? What does it say on the bulb like device? Was the flow change cumulative over a month, or in one day? Jim
 
I worked on a new house, Later after the people moved in I was back to add lighting. They had low pressure problems, water company was there and found filters plugged up. Problem solved.
 
That might be a water meter with remote sensor (for measuring your use) it would not be adjustable. But they can fail. Jim
 
Top picture is a anti hammer device, so no it won't. The bottom is a pressure regulator, so yes could be, but before touching it and possibly blowing your pipes apart, have the water pressure checked after are the meter.
 
(quoted from post at 19:18:22 12/22/22) I've been having low water pressure problems throughout my house for the last 6 months any ideas could the regulator valve be plugged or bad?

What does the pressure gauge read at no flow and at full flow .
 

Every house I have owned with city water the pressure regulator got restricted. The first two were at the meter I moved them under the house. I did not put the pressure regulator back on one its still doing fine without it.
 
(quoted from post at 20:46:57 12/22/22) I didnt ask the neighbors.
It looks like a copper pipe coming up from floor,[b:72352b06a2] the laundry tub is 3 feet from main source. Pressure is low there, can easily tell [/b:72352b06a2]not like it use to be.
Are you saying the pressure at only the laundry tub is low?

And pressure is good elsewhere in the house?
 
My bet is the regulator. Once it collects enough minerals, it s never going to flow well again. If it s making noise when you run the water, like flushing the toilet, the regulator is almost certainly bad.
I have also seen water heaters that werent installed properly have the flex hose end corrode closed. Key thing there was the cold water flowed fine, but hot was a trickle.
 
My bet is the regulator. Once it collects enough minerals, it s never going to flow well again. If it s making noise when you run the water, like flushing the toilet, the regulator is almost certainly bad.
I have also seen water heaters that werent installed properly have the flex hose end corrode closed. Key thing there was the cold water flowed fine, but hot was a trickle.
 
(quoted from post at 16:18:22 12/22/22) I've been having low water pressure problems throughout my house for the last 6 months any ideas could the regulator valve be plugged or bad?
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Likely, there's a screen in the pressure reducing valve, checking that would be a good place to start.

Some have a hex plug over the screen, looks like yours MAY be in the larger part of the body and require the line to be disconnected to check it.

The bulbous thing is likely a ''water hammer arrestor'' which would typically be installed with the closed end ''up'', instead of being installed sideways.
 


If the regulator has two hex plugs on the bottom it has a screen. if one, none. If two it is the one that is offset from the adjusting screw on the top of the regulator. Looks like you have a water softener and maybe another fixture there.
 
Call the city water department.

Don't let some misguided sense of "self sufficiency" override the principle that you are PAYING for this service, and it is THEIR responsibility to ensure satisfactory water service.

The water department is responsible for everything up to and including the regulator unless you put the regulator in yourself. That would be highly unusual, and likely against the terms of the service contract you have with the water department.
 
It has been 30+ years now but my inlaws had had low water pressure since they bought the house. City came out and tested water pressure test good did not do a flow test. He replaced all the galvanised pipe inside the house, some only had a one eigthn inch opening due to calciuem. still very low pressure. Got city out again and they did the static pressure test and good, then they tried a flow pressure test very low. Ended up with city putting in new line from main in street to meter on house. After that good water pressure. So insist on not only a static pressure test but also a full flow pressure test.
 
The regulator contains a filter screen that needs to be cleaned on occasion. My local COOP water supply upped the pressure to 85 psi and my PVC pipes are 43 years old....I put in a regulator preset to 50 PSI. In the instructions they mentioned what I said.
 

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