Questions tagged [sump-pump]

A sump pump is typically used in a temporary holding well (often in a basement) to remove the water when the holding well is full.

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1answer
26 views

Framing near rough in plumbing and sump pit

Going to be framing in a bathroom in our basement that has rough in plumbing. How close can i frame to a sump pit? And can framing go over a concrete drain box or do I leave a gap in the bottom plate ...
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45 views

Avoiding circuit overload with primary + battery backup sump?

In a two-pump, battery-backed sump system, how do people avoid excessive power draw when the battery charger and primary pump want to run at the same time? I'm imagining a post-hurricane scenario: The ...
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33 views

Mountain top drainage issue

We live atop a large hill and due to how the driveway is I constantly have water and mud on top of a small area of my driveway. This area is supposed to be a low area to care water down the driveway ...
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77 views

Does my sump pump evacuate water slowly due to a perforated pail?

Is it possible to have a sump pump without an inlet (input) pipe? Is this normal? I am told my house has a sump without an inlet, but instead many small holes in the container that allow water to ...
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106 views

Should I dig a hole to pump water from under basement?

My basement is leaking in an area where I just had a sewer line installed. I had dug a square into the basement floor concrete, so that the plumber could run the new sewer line under the floor. The ...
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32 views

Submersible water pump pressure

I'm terribly new at this and have no idea what I'm doing so please do bear with me. I have a submersible pump that I want to use in a small rainwater tank to water my garden either through your ...
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2answers
88 views

Ok to connect a 1.5“ sump pump outlet tube to 2” discharge line using a no-hub fitting?

My new sump pump is pre-plumbed with 1.5" PVC, but my existing discharge line is 2". Is there any problem with connecting the 1.5" pump outlet to the 2" discharge line using a ...
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1answer
320 views

How low should I drill holes in my sump pump basin? Should I drill them at the bottom?

I'm encapsulating my crawl space and as a part of this I'm installing a sump pump with a perimeter drain around the inside of the crawl space that leads to the sump pump basin. I installed the sump ...
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149 views

Automate pumping water off a flat roof

I have a 1950s home with a flat roof. The drainage is not great, so we use a water pump (currently a Wayne WaterBug Multi-Flo) with a hose for the output, to pump the water off the roof and away from ...
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2answers
56 views

Clamped flexible rubber pipe/hose coupling won't seal completely

This is a coupling between the ABS pipe from a sump pump and a check valve so needs to be removable. Does one apply any sealant to make a leak-proof joint? I tried different tightness on the hose ...
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27 views

Tips to find where sump pump is discharging

While investigating another question, I began to suspect that my sump pump is not discharging far enough away. There are four pipes coming to the sump pit. After a heavy rain stopped, the one from the ...
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67 views

Sump discharge freezing

I was awoken early this morning by my sump water level alarm going off. After some investigation, I believe that my sump discharge has frozen due to recent low temperatures. I've verified that the ...
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33 views

What is the fibrous lining in my concrete greywater basin?

I have a grey water sump pump in the basement of my house (1958, Dayton, OH) that also serves as a grey water basin for the basement utility sink, furnace condenser, and washing machine. It is a ...
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151 views

What is this strange plumbing on my sump pump drain?

From documentation left with our house we know that our sump pump used to empty into the sanitary sewer. In the early 90’s the home owners took advantage of a city grant that paid for moving the drain ...
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51 views

Storing an Old Sump or Ejector Pump for Later Use

I recently replaced my functioning, but of unknown age, ejector pump. After washing it, I'd now like to store it so that it could be pulled out in case of an emergency. I'm considering putting it in a ...
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86 views

How can I effectively drain foundation water along the sump pail location?

In my crawl space I dug out the perimeter to about 3 inches below the footings. I then laid rock and installed perforated drain with sock to keep out debris and laid rock on top. I dug a hole for the ...
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113 views

Ice maker to sump pump has water run back into it, any ideas for a fix?

My ice maker has a gravity drain that it says to connect to the sink drain. All works well except if I run the faucet for a while eventually water will back up into the ice maker. I believe the issue ...
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75 views

Sump Pump Minimum Basin Height

I'm looking to replace my sump pump because the last rain storm showed that my sump pump couldn't handle the amount of water. It ran continuously for about an hour or two with the water level still ...
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82 views

Would I have flow issues if I hookup a 1hp sump pump along with a 3/4hp sump pump with a wye?

Backstory. I own a home that has a driveway that slopes towards the garage. The garage has a grill in front of it to catch all the excess water drainage and dump it outside the house, I presume to ...
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2answers
132 views

Sump pump only turns on when I open the lid - working ok?

I noticed some damp patches and mold in our basement recently after some heavy rain so I opened the sump pump lid. When I opened the lid, the water level was at a very high level: However, ...
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143 views

Ejector pump instead of sump pump in basement

I need both groundwater drainage as well as laundry room sewage pump in basement. Should they be separate pumps (asump pit with pump and 40 liter sewage ejector reservoir with pump) or could ground ...
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1answer
35 views

Bsmnt Watch Dog Battery Flashing “Add Water” but the water level is to the line

I have Basement Watch Dog Special. The "Add Distilled Water" alarm keeps coming on. The water level is to the line and the probe is submerged. I measured the specific gravity of each cell:...
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152 views

Can there be too much water for a drain system to move?

My neighbour built a new home and laneway home, completed in 2015. He excavated much much much lower than previous home. Original house had a 3/4 basement in ground,with steps up to front door. Now ...
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61 views

Water Fountain Pump - GFCI

Have a 1/2 HP sump pump running a DIY water Fountain in 1/2 Acre pond. Pump is on 20Amp GFCI plug. Pump will run for about 4 hours and then trip the GCFI. Replaced the GFCI plug, have checked to make ...
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226 views

sump pit not filling like it used to

Is it possible that work done to the basement slab can affect ground water flow to the sump pit? We recently had a toilet moved in our basement and since then our sump pit has been bone dry. The house ...
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444 views

Corrugated vs Solid PVC for sump pump drainage

I am about to do drainage project for my sump pump discharge drain. I am confused about what kind of material to use either solid PVC or corrugated. I live in the Chicago area where winter temp gets ...
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105 views

How do you stop basement waterproofing sealant that is coming into the sump pump basin from the foundation drain pipe?

I have a very unique and serious problem on my hands concerning the sump pump in my basement and I am very eager to hear of any suggestions or possible solution(s) as soon as possible. The problem I ...
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74 views

Is this sump pump plumbing correct?

We bought our house in 2013. There was a sump pit with a non functioning pump from the day we bought it. The basement was flooded in 2011, which I'm guessing is when the pump stopped working (a ...
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131 views

How do I set up a battery backup for an outdoor sump pump

I saw a post from 2016 asking this question with two options A water tight container for the battery backup Or an internal ups for it It’s 2020 and I’m curious if there’s anything better now. My pump ...
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2k views

Two check valves in a series on discharge pipe

Is there any downside to having two check valves in series? I'm installing a new sump pump that came with a new check valve. Several feet from the sump pump, there is an existing check valve on the ...
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2answers
432 views

Do I need to use a Sewage/Ejector pump if there's no toilet in the basement?

My home has a sump pit and an ejector pit, but I'm wondering if I can just use sump pumps in both pits. There's is no toilet or shower in the basement, so the only thing that drains into the ejector ...
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702 views

What is a typical lifespan for a sump pump?

I am a new home owner and do not know what is "typical" for how often a sump pump should run. The goal is flood prevention and failure preparation. Finding a straight answer is proving annoyingly ...
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276 views

Should I be concerned that my sump pail is regularly half full?

We moved into a 1960 split-level house in central New Jersey about a year and a half ago and since then I've noticed we seem to have a high water table. In the sump pit the water level is always ...
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98 views

Slight sewage smell in basement and sump pump

we started noticing an occasional sewage smell in the basement. It comes and goes. I can't figure out its cause or source. I suspect it is somehow tied to the sump pump. The sump pump was replaced by ...
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1answer
123 views

2-4 inch gap between crawlspace slab (floor) and surrounding wall - Why?

about a year ago I had my crawlspace conditioned. Among other things, the company put in a concrete slab for the floor and added a sump pump in the corner. The strange thing is, there is a 1-4 inch ...
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2answers
82 views

Sump pump cycle

We bought a house. It's up on a hill. There is a "path" through the backyard that stays green all year long at the bottom of the hill. The elevation of this "path" is about 3 feet +/- lower than ...
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2k views

Sump pump automated battery backup

I have 1/3 horsepower sump pump currently plugged into my home's 120 volt outlet. I have a 105 amp hour 12-volt battery and a 1200 watt pure sine inverter ready to go when the power goes out. The ...
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94 views

Why don't I see water being pumped outside when my sump pump runs?

My sump pail has been dry for almost 2 months now if not 3. But we had a rain storm last week and 2 days now i heard it kick in here and there. problem is, I went outside and I don't see any water ...
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390 views

Can I extend sump pump outlet with elbow outside the house?

My house has a sump pump that rarely turns on (maybe once a year). The sketch below shows the current outlet setup (blue line). The outlet at the house is only about 8" above grade. In winter, when ...
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45 views

Rock Pit Drain, pumping up to neighbor

My neighbour built a new home, and a laneway home, 4 years ago. I believe he has a rock pit under the back house, and drain tile leading forward to the road (city) for the front. I have been ...
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2k views

Is sump pump supposed to discharge back onto property or onto the street curb?

I have a sump pump in my basement that discharges several times a day. Currently, it discharges water right next to my front steps. I read that sump pumps should discharge at least 10 ft away from the ...
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639 views

How much water needed to test sump pump?

Recently moved in to a place and am attempting to test the sump pump. Most information I can find online mentions that there will be a float switch somewhere to activate the pump but I am not seeing ...
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986 views

How to connect two different height water tank on pump?

I have a two.different size water tanks, 1500 liter and 500 liter. Both water tank height and width is different. 1500 liter tank width- 49.5” height- 56” 500 liter tank width- 36.5” height- 36”...
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794 views

Wiring Confusion - 3 Phase Line to a Water Level Controller?

I have a borewell with a 3-phase submersible pump that I want to control with a water level controller (when the overhead tank is empty, it should start the motor and when the tank is full it should ...
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2k views

Is it a bad idea to tie output of hot water heater to sump pump drain?

I bought a house and I have a leaking hot water heater (appliance is from 2001). I'd say it fills up an 8 ounce cup after two hot 10-15 minute showers. I had a plumber come out and he replaced the ...
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387 views

Do I need to install drainage medium for my sump pump to work well in an old basement?

My house is old. Built in 1922. I have installed a sump pump. When we get heavy rains like right now it leaks pretty good. I am in Kansas City and my soil is very clay like. The lowest point in the ...
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121 views

Should my sump pump be running when the water level is below the pump?

i am a new home owner and i have concerns about my sump pump. it has been working properly until today. it was making strange sounds this morning so i took the cover off. the water level is below ...
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3k views

Sump pump: OK to reduce 1.5“ to 3/4”?

I have a super-insulated house (18" thick walls, whole-house air infiltration barrier, insulated floor system, insulated foundation, conditioned crawlspace). I have a sump pit, but no pump (wasn't ...
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1k views

Re-Routing my sump discharge piping inside the house

I am thinking about changing the route my sump pump discharge pipetakes to get to the exterior wall. What are some things to consider for the inside route from pump to exterior wall? I know distance ...
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56 views

Why is water accumulating in my sump pail when there has been no rain?

My sump pump started kicking out water about the 3rd week in March (still cold here, no rain). I had a plumber out and there is no water running in the house and we checked with the water service in ...