Rebuilding Place in the Urban Space

"A community’s physical form, rather than its land uses, is its most intrinsic and enduring characteristic." [Katz, EPA] This blog focuses on place and placemaking and all that makes it work--historic preservation, urban design, transportation, asset-based community development, arts & cultural development, commercial district revitalization, tourism & destination development, and quality of life advocacy--along with doses of civic engagement and good governance watchdogging.

Monday, May 18, 2026

Dog poop powered lights at dog parks

I am working on a design brief for a new playground for Sugar House Park, for a grant due next Friday.

So yesterday I went to 11 playgrounds, a separate pocket park, and a dog park.  

Tomorrow I want to double check a couple I went to, including ours at the Park so I can lay out a separate but equal facility program with additional features to differentiate the replacement for our failing playground from the relatively newer and still in great shape playground.  One my camera died.  

Plus, a recheck of another park I saw a couple years ago, and one new to me.

It wasn't until I saw these discarded bags of dog poop at the South Salt Lake City Dog Park that I realized there were no trash cans there.  However, there was a single bicycle rack.

In parks planning, dog poop is a total pain in the ass.  (1) Technically it's hazardous waste.  (2) If uncollected it is a vector in pollution of our local creeks and the river into which they flow, the Jordan River, and ultimately into the Great Salt Lake.  (3) It's better than leaving it but putting it in a can makes it smell, and (4) if put in cans it's not supposed be put in, like a recycling bin, the whole load is discarded because it's contaminated.

If you don't see recycling cans in your park--and the parks in Salt Lake City and the County Parks too, as well as Sugar House Park don't have them--it's because of rampant contamination, eg. trash in recycle bins, recycling in trash bins.  It's no longer worth it.  

Ideally, people would follow the "take it in, take it out" guidelines, but most people think if they throw something in a can, even if it is recyclable or compostable.

The Park Spark project in Pacific Street Park, Cambrige, Massachusetts was created as an art project.  Photo by Matthew Mazzotta.

Possibly the best solution is to create dog poop digester stations in parks, especially dog parks.  It creates methane used to power a street light ("Coming to a park near you: dog poo-powered lamps," The Observers, "Dog poop has bright side: Powering Mass. park lamp," Seattle Times).

The Park Spark project did this in Cambridge, Massachusetts almost 20 years ago, but in terms of scaling it up nothing came of it because the artist who conceived it wanted to prove it was doable, not to try to build a business out of it and scale it up and outward across the country.  It also turns out the process of "turning it on" is complicated ("Artist's Poo-For-Fuel Project Gets Messy," WBUR/NPR).

But it's deserving of a new effort, not so much to power lights, but to divert dog poop at a bigger and better scale from the waste stream, make the environment nicer, to reduce contamination of land and water, and do something useful with it.  Imagine if when leaving a park, people could just put their bag in and the digester would go to work.

After all, now there are services that will pick up the poop in your yard, for people who are too gross to not do it at all--I knew a household like that, or because they don't want to do it.


For parks that don't have a formal dog park, they could still have a digester and use the power somewhere else.  For example a number of parks in the Salt Lake Valley serve as collection points for glass for people who don't want to pay a monthly fee for pick up (that's what we do).


Or we could use a poop digester to help power lights at the basketball courts.  Or along the bicycle path, etc.

A culture of waste versus a culture of waste reduction (zero waste).  Oh the things I saw in DC, like stopping at a sewer grate to throw away fast food containers, cars with Fraternal Order of Police license plates tossing litter--don't they get paid by the city to take good care of it?  A can rolling on the floor of a subway car.  A little kid said something to me, I said we had a responsibility to keep places clean.  His mother then said the opposite, etc.    Salt Lake City still has litter but so little compared to DC, even in comparatively nice areas.

It would be hard to build a culture where people would collect their dog poop and take it on occasion to these digesters, the same way our household saves up glass bottles to put in the dedicated glass recycling stations here (you can also pay to get it picked up).  

It happens that there is an insulation company in the region spinning fiber from discarded glass, so it's economically feasible to recycle glass.  But the company estimates only 10% of glass is recycled.

(Salt Lake City, followed by Salt Lake County, is a leader in putting pro environmental messaging on its trucks.  But Momentum Recycling, which collects the glass [and also does biodigestion] doesn't.  They have beautiful trucks, but they don't have messages to tell people to recycle glass.)
 
Trash trucks should be seen as rolling billboards for environmental messaging.

We haven't built the culture in the US to support an "in your bones" understanding of and responsibility for waste reduction.  

Plenty of people think throwing something away so it's not litter is the extent of their responsibility.  While it isn't litter, maybe it is recyclable or compostable.

When I take "disposable" recyclables or compostable with me, or buy them while I'm out, I bring them home to properly dispose of (but not on vacations, except if possible I will bring recyclables home even still).
 
As a bicyclist often I would pick up bottles and cans and put them in recycle cans.  Virtually every time I would stop for glass, and depending on the circumstances pick up broken glass, because that punctures bicycle tires.

As a pedestrian I pick up litter and separate it out between trash, recyclables and compostables.  As I walk if I spy the right cans and they are close enough to the sidewalk so I don't feel like I'm trespassing, I'll toss them in respectively.  Otherwise I bring it home and separate it. 

As a driver, in parking lots and parking on the street, and sometimes when I see a preponderance of recyclables on and around the street and curb, I will stop and pick it up and take it home.

I wish more people would do the same.

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