I don’t want to be responsible for you selling or not selling. I am in a suburban area but a quarter mile from a pretty good sized highway. I have a 1200 gallon Koi pond with a fountain that falls about 2 feet directly into the pond, so there’s a constant source of white noise. It is distinctly different in my backyard when the pond is off for cleaning.

You must live in Alexandria. VA! HA. We have the same issue.

It is well known that the sound of moving water - a natural stream or creek, a fountain or bubbler or a waterfall - is highly effective at disguising things like traffic/road noise or even loud neighbors. It is the effect of white noise, which distracts from and muffles urban noise pollution. The louder the water feature, the greater the noise abatement that occurs.

The key is in the placement - best placed between you and the source of the noise but close to where you entertain or lounge in your garden.

Ironic. I moved into a building with a gorgeous backyard. They just turned the fountain on for the first time this spring and I find the trickling, gurgling, splash so irritating it totally ruins sitting outside. Upon reading your post, I now realize they must have added it to distract from the buses and trucks on the busy street. I'd much prefer traffic noise, but I grew up in a city and it feels more natural and soothing to me than blurping water. So perhaps it will suit you too.

The sounds is not a heavy rushing gushing. I think the pitch of the constant trickle is what bothers me and probably distracts from other noise.

I’ve had fountains at every house I’ve owned. i love the sounds, more like small waterfalls than trickling. To me, they're soothing.

Wider streams of solid water falling is a much nicer rushing sound such as pictured by JjJ.

I agree it's all about pitch.

Also the sound of water can be enhanced or directed by placement such as near a wall or in a semi-enclosed space. Out in the open, the sound is more generalized.

A water feature need not be large to be effective. And the closer to your seating area the more you will hear it.

A patio plug-in fountain is fine if your don't want to build something. The best have multiple ways for water to fall for a more natural sound, and less like a weak trickling sound which I also find annoying.

I'm not saying buy these, but they show the concept of multple streams of water and look like the sound would be pleasant. We had something similar to the second photo and very nice.

We live on a somewhat busy street (still just 2 lanes, not a real highway) and have a pond with falling water which we run only 2-3 hours a day. What I think helps more is the tall thick hedge between our yard and the street. We are so used to the traffic noise that we don't notice it much unless it's something excessively noisy.

Think about whether you like the sound of falling water. I don't think a trickle or gurgle is going to do much to block traffic noise. Kendrah (above) does not care for it much. I like it for a while but then want it off. Also runs up the electric bill.

We live about 1/4 mile from a highway and the fountain is indensable in blocking out noise. It works wonders when the many garderners are in the area, airplane noise and neighbors out in their yard. I have carried this with us through four homes and more than 35 years. My wife will not let me get rid of it as she likes laying in the back with the fountain running during good weather. It is located next to a very large covered patio with four large sliding doors and when open, you can hear it throughout the house.

Start with a large planter saucer filled with water and a floating solar fountain. No hookups.

See if you like it and experiment with placement but has to be in the sun. Get a fountain that has different spray patterns.

I've had numerous water features over the years, now I've got 10 on my 3/4 acre property, one is a small pond, one a small water fall.

I've had numerous comments that the place sounds and looks like an oasis, which I find to be a huge compliment.

I do think you should do a fair amount of research, before or after you get a water feature. They do require upkeep, I check mine daily for evaporation, alge growth, pump function ect. just in case.

Todays pumps are designed to go off if water level gets to low.

Look to see how much water the reservoir will hold which will determine how often you need to add water.

I think water features are a great relaxing feature to a garden. Especially when enjoying them with a glass of wine!