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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22 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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56 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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38 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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76 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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63 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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69 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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45 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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68 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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86 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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55 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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48 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 ...
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109 views

What should I be concerned about on this house?

Please see: Is channel in basement standard design? I'm concerned the first block course is being used as a permeable tile when it's not designed as permeable. Is water heater or furnace destroyed? ...
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74 views

Fixing sump pump discharge

Could someone explain exactly why this discharge system works or what I need to do to fix it? I installed a backup sump pump last month. I noticed that the discharge pipe going through the wall was ...
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29 views

Sump pump running continuously, float switch ok

I have a sump pump in the crawl space of my house, with a French drain system. Several years ago the pump failed and I replaced it. Yesterday I realized the pump was running continuously - it’s not ...
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526 views

Should my sump pail be perforated?

I'm replacing the sump basin/liner in my home which is currently a perforated 5 gallon bucket surrounded by gravel. I have an interior drain system that has two pipes terminating into the gravel pit ...
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337 views

sump pump discharge pipe connection broken inside basement

I just bought a house and now discovered the sump pump extended discharge pipe is broken at the elbow going out the basement wall about 5 feet from floor. Can you help with suggestion to repair? I ...
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2answers
331 views

Sump Pump float above or below the French Drain level

I recently bought a house that has a French drain that drains into my sump pump. We have had a lot of water this year and my sump pump pumps out the water every 2 minutes. My float is set below the ...
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74 views

Is it reasonable to convert a general purpose motor and pump for a sump pump?

TLDR: I have a 120V 1/4 HP general purpose motor with pump head attached (with female threaded connections for input and output). Could I keep this pump/motor above ground and run PVC from the pump ...
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86 views

Are Sump pumps necessary? [closed]

Are sump pumps necessary?I read that sump pumps are able to solve most basement leaking and flooding issues. Do we need a plumber to install a sump pump or can I do it myself?
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118 views

Can Someone Help Me Identify This Switch?

I have a Swaby 5200 pump in my home, and I am hoping that someone out there might be able to suggest a replacement switch part number – or at least point me in the right direction. Pump model: 5200 ...
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1answer
24 views

1/2 HP sewer pump, outlet reduction 1 1/2“ - 1 1/4”

I have a 1/2 HP sewer pump to drop into septic tank and pump it out. The old pump has a 1 1/4" outlet, and the new pump has a 1 1/2" outlet. Because I want to use the old 1 1/4" hose, I want to put ...
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493 views

What is the minimum distance from property line water can be drained?

My city (Redmond, WA) enforces the 2015 International Residential Code, but I could not find any requirements around distances of downspout and/or sump pump drainage from property lines. Perhaps I'm ...
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1answer
102 views

When to turn on backup water powered sump pump

I just moved to a house that supposedly has a backup sump pump that is backed by tap water. We’re currently in a power outage. I’ve never had a sump pump before. How do I know it’s time to turn on ...
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110 views

Should I worry about a siphon with my sump pump?

I live in a typical suburban home. My sump pump discharges water up from the beneath the slab about 9 feet and moves outside through the rim joist. The pipe then turns into the ground and joins the ...
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35 views

No Drainage Around Concrete Basement Floor

This question/comment is in regards to the sump pump question I had yesterday. While digging the hole to set my new sump pump basin I realized that there was very little if any gravel under the actual ...
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1answer
371 views

Is it common to not find water when digging a sump pit in a basement?

Quick background on my situation. We bought our house 23 years ago and the basement was partially finished. Over the years we've had issues with water in the basement during strong/prolonged rains. ...
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570 views

How do I measure the discharge from a Sump Pump?

My sump generates a lot of output during some weeks. Enough that I need a better plan than dumping into the grass and gravel driveway downslope from the house. My first step in improving my driveway ...
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32 views

How do do sump pump installation with trenching

Given the estimates i have been provided, I am going to try to do it myself. Here is what i came up with as the step by step method Dig a trench (4”x6”) along foundation. Dig a 24” sump pit for ...
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3k views

Water coming in BELOW sump pit inlet pipe! Is this normal?

So, we live in a new house (moved in a year and a half ago as soon as the build was finished). We moved in during the dead of a Canadian winter. Even still, my sump pit would fill and pump put quite ...
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330 views

Sump pump pit fill-in / Radon mitigation

I live in a partially below-ground finished basement of someone else's house. I have recently tested for radon and found the level to be elevated. There is a 2-foot deep sump pump pit in the ...
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760 views

extra pit next to sump pump

I have a basement with a properly installed sump pump. I have another hole approximately 1 foot away from the sump hole cut to the same dimensions. There are at least 2 pipes that run into the unused ...
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12k views

How often should a sump pump cycle?

Not sure how often a sump should cycle. I have a battery backup installed in case of a failure and it has adequate flow to keep up. The pump runs for 10-15 seconds about every minute after a rain. In ...
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427 views

Vertical float switch for tethered float sump pump?

I have a sump pump in my basement that has a tethered float switch. The sump is not deep enough for the switch to turn on so I have to go down there and turn it on manually every time it rains hard. ...
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74 views

Is there such a thing as a check valve with a manual release?

I have a sump pump without a check valve on the outlet line. I would like to install one but I'm worried about the water in the pipe freezing during the winter. The outlet exits the house below grade ...
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3answers
485 views

Back up sump pump not working

I installed a backup sump pump following the instructions. The backup pump will turn on but does not eject any water from the pit, the water only swirls around. The pipes aren't clogged: the ...
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751 views

Sump pump battery backup

I currently have a sump pump in my basement. I recently lost power during a rain storm and had to pump water out by hand until power was restored so I am looking to install a battery backup for the ...
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725 views

Sometimes need to tap sump pump for it to turn on. Common causes?

I am an amateur, so ask all the stupid questions you need to. I have a submersible sump pump in my basement. It mostly works; however, from time to time, I have to tap the switch housing (I don't ...
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241 views

Should I remove cold cellar wall insulation below grade to allow ground heat to warm the space in winter?

My house in southern Ontario, Canada, has a cold cellar under the front porch. The house also has a sump pump, located in the cold cellar. The builder insulated the perimeter basement walls, ...
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1k views

How to remove hydrostatic pressure from basement floor so we can finish part of the basement?

We purchased a 3000 square foot ranch that was built in 1977. We would like to finish about 1000 sf of the basement. It has poured concrete walls and a concrete floor. Currently, we have two sump ...
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1k views

Sound dampening dome over sump pump

My sump pump is loud. It is right below my bedroom and when it rains at night, it's hard to relax to the sound of the rain when all I hear is the loud grumble of the pump. To make matters worse, I ...
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1k views

Install Sump Basin in Existing Basement

So I've been having issues with water seeping into my basement through the cement floor. I do have a sump pit and a sump pump, but the house had an addition put on many years ago that included an ...
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102 views

External Sump Pit is not filling

My situation is: I have a house with a full walk out basement. I have a spot on the external side of my house that takes several dry days to dry out after a rain. I have water under my basement floor ...
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1answer
251 views

Sealing crawl space vents in Pacific Northwest?

I just had a perimeter drain and sump pump installed in our crawlspace because it flooded frequently and severely during the rainy seasons. Before, I was under the impression that leaving the ...
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586 views

Trench all the way around the basement?

I have water coming up between the floor and foundation in my basement. In heavy rains it starts in the northwest corner. If the rain continues it will start in the northeast corner. If it's really ...
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1answer
314 views

Do you really need a pipe out for potential harmful gas for pump

I recently replaced a Laundry pump, the laundry pump has 2 connections out, one is a pvc pipe out to the drain, the other opening is for piping out gas/air from sewer system. Currently, I have the ...
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662 views

Sump Pit Bone Dry After Running Every 5 Minutes, How?

Two nights ago my pump was running every 5 minutes due to heavy rainfall. Water was pouring into the pit from the normal ground water sources (not the exit pipe). My pump and float switch are both 6 ...
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632 views

Moisture on crawlspace dirt/clay floor

Our house has a damp/musty smell to it when you first enter. Once you open a window/door the smell usually dissipates. In May (Chicago-land) the humidity in the house is about 30% upstairs and 40% in ...
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60 views

Does a whine at the end of the pumping cycle indicate pump failure?

The normal cycle for our pump in spring runs 25 seconds every 5-10 minutes. For 8 months of the year it runs a couple times a day. It's set up without a check valve so the line doesn't freeze where ...
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311 views

Washer water out from basement

I have a stupid question. Originally, I have a washer that pumps out the grey water into a laundry tub / sink. Attached to the laundry tub is a pump that pumps that grey water from tub into the ...
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603 views

How do I divert rain water off of property?

My upper back yard sits on a slight hill. When it rains, water forms in holes like springs, and water continues to run down my driveway days after it has stop raining. I just had a new driveway ...