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Questions tagged [water-management]

The management of fresh and usable water resources, desalination, waste-water handling and purification.

3
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2answers
117 views

How does one utilize the low pressure of a rain barrel?

We've been considering getting a rain barrel, and I like the idea -- it doesn't make sense to just have the water run off into my yard creating a rut; I'd rather put it to good use. Problem is, my ...
6
votes
2answers
162 views

What are the consequences of wasting water in a water-rich country?

I live in Hungary where everyone has access to loads of clean water. Still, common knowledge says that one shouldn't waste water. Apart from the economic factors, like cleaning the water, why ...
5
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2answers
83 views

Are motion activated faucets more sustainable than traditional faucets?

In the spirit of this question about paper towels vs electric dryers, which types of faucets are most sustainable? The marketing reasons for using motion-activated faucets are that they reduce water ...
2
votes
2answers
90 views

Are aluminum sheets appropriate for rainwater catchment roof?

I was thinking of building a rainwater catchment system at my place in the boonies, but ... I want to make sure -- priority one -- I'm not going to get toxic stuff in my water. I looked at the ...
8
votes
2answers
89 views

How can I build an ecologically conscious dam on a small brook?

I have a brook at the bottom of my property; currently a culvert empties into a small pool that then flows further downhill to the brook. I'm interested in adding a few more feet of depth to the pool ...
4
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0answers
337 views

Ammoniacal Nitrogen (NH3-N) test and sources of ammonia in natural bodies of water

One parameter that's involved in water quality assessment is ammoniacal nitrogen (NH3-N), a measure of ammonia. Where does ammonia come from in natural water sources, such as a river? What factor ...
4
votes
3answers
173 views

If I have a well, is gray-water really “wasted” when discharged directly in a septic system?

I live on an island dealing with water shortage issues in our sole source aquifer. The community has enacted a number of irrigation restricting laws, and there is significant discussion about various ...
6
votes
1answer
177 views

Is a sump tank necessary for my proposed aquaponics system?

I am designing an aquaponics system for my basement. I am thinking about one large fish tank approximately 3500 gallons. The grow beds will be above the fish tank and consist of twelve 45 gallon ...
6
votes
1answer
109 views

Does it make sense to save water in cities?

I heard that if citizens don't use enough water, the infrastructure (tubes etc.) takes damage. In order to keep the tubes clean, government agencies flood them with huge amounts of water. Thereby "...
6
votes
1answer
66 views

Toilet tank with both water main and waste water (underflow)

I'm looking to supply my toilet tank with rain water and grey water from, say, the washing machine, but if that's not enough water to fill up the tank, I want to use water from the water mains to top ...
3
votes
1answer
372 views

Can pumped water energy storage be combined with rainwater harvesting?

A recent question on what to do with harvested rainwater got me thinking about pumped energy storage systems. Since both systems require storage of water for later use, is there a cost-effective way ...
12
votes
3answers
4k views

Why can't solar stills convert sea water into fresh water?

If I replaced the foliage in this diagram with a gallon of sea water - would the resulting "fresh water" be pure enough for agriculture? For human consumption? Is the process really that ...
8
votes
3answers
167 views

Saving water in day-to-day life

As the climate is varying every year due to various reasons like deforestation, global warming, urbanization, etc., the level of ground water and in rivers is decreasing which in turn is affecting the ...
6
votes
1answer
65 views

Sizing a stormwater detention pond

I am building a small building on top of a hill. The roof area is 600 square feet. In my area, we get about 39 inches of rain each year, which amounts to 600*38/12 = 1950 cubic feet ~ 14500 gallons ...
5
votes
2answers
83 views

Is using copper for gutters and roofs a sustainable choice?

I see with some high end housing construction the use of copper for gutters and drain pipes as well as roofs and flashing. Is using copper where it will be exposed to water runoff from rain a good ...
1
vote
1answer
69 views

The most efficient residential water treatment?

I live in a city that is going to ration water so i want to be nearly independent with my water and only needs to add more water on the system eventually. The water i get from the grid is already ...
9
votes
2answers
174 views

Is it actually possible to have a global “water shortage”

Much has been made lately of the growing prospect "water shortages". The impression is given that we must all conserve, lest we run out of usable water. To my understanding, the planet earth is a "...
7
votes
4answers
298 views

What items can I reuse to make my own homemade rain barrel on the cheap?

I want to set up a rain barrel to collect water to use in my garden. Any ideas on how I can do this using only or mostly upcycled materials (cheaply)?
6
votes
2answers
263 views

Analysis of Water Usage by Family Demographics

I want an analysis of daily water usage that breaks out the data by family type and size in the United States. (Although I am happy to get usage data by demographics for any part of the world if that ...
4
votes
1answer
129 views

Where can I find an in-depth treatment of a Pulser Pump?

I just stumbled across the concept of the [pulser pump] - a pump that uses water flow with a small head to pump part of the water to a higher head. Simiar to a ram pump, but without any moving parts. ...
7
votes
3answers
161 views

Should municipalities consider rain barrels to be suitable substitutes for rain gardens? (Rain barrel vs rain garden)

My county requires rainwater management to be incorporated into lot plans for new construction if a certain percentage of the lot is impervious. This seems a sensible measure. We are under the ...
11
votes
4answers
319 views

What are the larger-scale options for storing rainwater?

This question is asked in the spirit of "I don't know what I don't know". I have three raised-bed gardens, and I'd like to stop watering them with municipal water and start using collected rain. ...
22
votes
4answers
8k views

How can I seal a pond without using a plastic pond liner?

I'd like to create a pond in a wet spot in my yard so that I can plant some beneficial water plants and possibly attract frogs and toads to help control pests. Is it possible to seal the pond so that ...
20
votes
4answers
575 views

What is a good way to produce drinking water?

I want to make sure I have a sustainable water source for one household. If I have a source of reasonably safe water like rain water or ground water, how can I purify this water to a level that I ...
23
votes
1answer
616 views

Before drilling a well, how can I determine any water table impact?

I own a property that has no water service and thus I need to drill a well. My neighbors have expressed concern about the water table being lowered by too many people with wells in the area. Before ...