Get Full Government Meeting Transcripts, Videos, & Alerts Forever!
District reports nine short-term radon readings above action level; HVAC and sealing corrected most
Summary
At its March 2 meeting the Mankato Public School District presented its five-year radon testing report: 141 short-term kits were placed and nine readings initially exceeded 4 picocuries per liter; follow-up HVAC adjustments, a motor replacement and targeted sealing reduced levels on retest.
The Mankato Public School District presented its annual five-year radon report to the school board on March 2, 2026, reporting that short-term testing across district buildings found a small number of readings above the Minnesota action level of 4 picocuries per liter (pCi/L).
A facilities staff member told the board the district placed 141 short-term test kits across 121 locations from Nov. 10—Nov. 13. Nine initial readings returned above 4 pCi/L; the presenter said affected locations tended to be ground-level spaces or storage areas with direct contact to soil.
The district followed…
Already have an account? Log in
Subscribe to keep reading
Unlock the rest of this article — and every article on Citizen Portal.
- Unlimited articles
- AI-powered breakdowns of topics, speakers, decisions, and budgets
- Instant alerts when your location has a new meeting
- Follow topics and more locations
- 1,000 AI Insights / month, plus AI Chat
