South Dakota Public Utilities Commission
WEEKLY FILINGS
For the Period January 22 through January 28, 2026

This docket can be found on the PUC website, https://puc.sd.gov.

PIPELINE SAFETY DOCKET

PS26-001 - In the Matter of the Filing by Commission Pipeline Safety Staff regarding an Inspector Incident Investigation on NorthWestern Energy Public Service Corporation dba NorthWestern Energy’s System

Pipeline Safety Program Manager: Mary Zanter
Pipeline Safety Inspector: Boice Hillmer
Staff Attorney: Amanda Reiss
Date Filed: 01/22/26
Answer Deadline: NA