Aberdeen Climate Zone & Energy Code

Climate Zone: IECC Climate Zone 7 (very cold). Aberdeen's open northern plains location produces extreme winters (-18°F heating design) and hot summers (90°F/71°F cooling design). One of the coldest cities in the continental US for HVAC design.

Energy Code & Manual J Requirement: South Dakota Codified Laws and Building Codes (IECC 2018). ACCA Manual J required for Brown County HVAC permit applications.

Local Electric Utility: Otter Tail Power / Northern States Power (Xcel Energy)

Building Department: City of Aberdeen Building Department

Local Trade Association: PHCC South Dakota / ASHRAE Dakotas Chapter