Wednesday, November 11, 2026 Pasadena, California · Publishing since 2007
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Caballero Creek Park Is Open: LA’s First Self-Sustaining Park Cleans Its Own Water

Caballero Creek in Tarzana, looking north

Full disclosure: the name got my attention first. It’s not every day Los Angeles opens a park that shares your family name — and no, I have no relation to it that I know of. But Caballero Creek Park, which cut its ribbon on Monday, November 9, would be worth writing about under any name: city officials are billing it as Los Angeles’ first self-sustaining park, a 1.5-acre patch of Tarzana that captures its own water, cleans it with solar power, and irrigates itself.

A park that does its own plumbing

The park sits at 6351 Lindley Avenue, just south of Victory Boulevard and Reseda High School, at the meeting point of the Los Angeles River and Caballero Creek — which the Mountains Recreation and Conservation Authority (MRCA) notes is the river’s only tributary that flows out of the Santa Monica Mountains. Until recently the site was an underused asphalt lot that Councilmember Bob Blumenfield, the project’s champion, said “looked like a junkyard.” Now the center of the park is a large bioswale — a landscaped basin that collects storm runoff from the surrounding streets (the MRCA counts eleven acres of them) plus a diverted flow from a nearby catch basin, and detains and cleanses it. At the west end, a constructed wetland takes the treated water further: it polishes water quality, stores water on site, and supplies the park’s irrigation. Solar-powered pumps and treatment keep the loop running. The MRCA’s design target is a park that operates at net-zero — no potable water in, no net energy consumed. That’s the “self-sustaining” claim, and it’s a design goal the park now has to prove in operation, season by season.

Small site, real habitat

The water system doubles as landscape. The bioswale and wetland recreate riparian habitat — the creekside ecology that the concrete river mostly erased — planted with native sycamores and oaks, alongside mature existing trees the builders preserved. The wildlife has not waited for an invitation: as construction finished and the basins began filling with rainwater, a neighbor reported hearing frogs croaking, and owls and coyotes have already been seen using the site. For a park that is fundamentally a piece of stormwater infrastructure, the treatment system is the scenery.

What you can do there

It’s still a neighborhood park. There are walking paths, picnic areas, benches, interpretive signs explaining the water system, an outdoor fitness area, and play space, with access to the LA River bike path. Reseda High School, a short walk away, will use the park as an outdoor classroom — an easy fit for a site where the lesson is literally flowing past. The roughly $5.5 million cost was split among the city, county and state, and the build was a genuinely multi-agency job: the MRCA constructed it with the city’s Recreation and Parks, Sanitation, and General Services departments and LA County. The project also had a long runway — it first surfaced as a City Council file in 2018 and broke ground in 2024, eight years from paperwork to ribbon.

Why it matters beyond Tarzana

Los Angeles spends a lot of time talking about two problems — stormwater that runs dirty into the river and ocean, and neighborhoods short on green space — and usually funds them from different pots. Caballero Creek Park is a working argument that one small site can do both jobs: clean runoff from eleven acres of streets before it reaches the river, store water instead of importing it, and give a dense Valley neighborhood a wetland to walk through. At an acre and a half, it’s a proof of concept more than a solution. But proofs of concept that open on time, fill with frogs, and carry your name are worth a visit. This Caballero will be making the trip.

Sources: Mountains Recreation and Conservation Authority, Caballero Creek Park project page and groundbreaking release; MyNewsLA, “LA Officials Celebrate Grand Opening of ‘First Self-Sustaining’ Park in Tarzana” (November 9, 2026); Streetsblog Los Angeles, “Blumenfield and Project Partners Cut Ribbon to Open New Caballero Creek River Park” (November 9, 2026).

Photo: Caballero Creek in Tarzana, looking north (2024). Photo by Kriddl, Wikimedia Commons, CC0.

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VictorC

Victor Caballero writes about Pasadena civic life, community events, music, energy and technology. Publishing since 2007.

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