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HASI invests in wastewater infrastructure facility in Washington state
Investors - SEPTEMBER 8, 2026

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HASI invests in wastewater infrastructure facility in Washington state

by Kali Arevalo

HA Sustainable Infrastructure Capital (HASI), an investor in sustainable infrastructure assets, and Burnham, a developer, owner and operator of wastewater treatment and reuse infrastructure, have announced the closing of a structured equity investment in the Pasco Resource Recovery Center in Washington state.

The Pasco Center is a wastewater treatment and reuse facility serving the City of Pasco. Developed, owned and operated by Burnham, the facility provides wastewater treatment and reuse services for seven local industrial food-processing plants. It uses anaerobic digestion to break down organic matter in wastewater and has the capacity to recycle more than 1 billion gallons of water annually for agricultural irrigation.

In addition to generating reusable water, the Pasco Center also produces renewable natural gas (RNG) as a saleable byproduct. The facility also supports resource recovery by producing nutrient-rich soil amendments.

As a partnership between Bur

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