Board seeks stronger noise and battery siting rules for solar projects

Sep 3, 2026

Members recommended octave-band or equivalent acoustic studies and post-construction testing for inverters and battery systems; they also asked for engineering references and clearer linkage to battery safety ordinances.

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Committee members urged the ordinance to require more precise acoustic testing and post-construction verification for inverters and battery systems. One participant summarized peer findings: “For instance, in a very quiet rural area, it inverter operating at 40 decibels might be quite noticeable,” and recommended an octave-band noise analysis to capture low-frequency tones that standard single-number metrics can miss.

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