Jacksonville
The historic core retrofitted from window units; JEA electricity and JEA's rebate; the riverfront that Irma put under water.
Where the calls go
Every area page lists the permit office, the electric utility and its rebate rule, the housing era and where the equipment sits, and the flood or salt-air history, then the calls that housing produces.
Mandarin
Attic air handlers in the 1975–1995 subdivisions on their second or third system; JEA north of Julington Creek, St. Johns County permits south of it.
Southside
Condos and townhomes with closet air handlers, 1980s–2000s subdivisions, Bartram Park on its first replacements; JEA everywhere.
Arlington
1950s and 1960s block ranches with hall-closet air handlers and strips only; JEA electricity; riverfront streets that flooded in Irma.
Jacksonville Beach
Salt air that shortens a condenser's life; Beaches Energy in Jacksonville and Neptune Beach, JEA in Atlantic Beach; three beach cities with three permit offices; Matthew's ocean over A1A.
Orange Park
1970s–80s subdivisions on their third system and Oakleaf on its first; JEA inside the town, Clay Electric in the county; three permit offices.
Fleming Island
1990s–2000s subdivisions on their first and second replacements, Middleburg and Lake Asbury on Clay Electric, Black Creek's record crest in Irma.
St. Augustine
The Historic District with no attic for ducts, Davis Shores and Anastasia Island in salt air, county subdivisions on FPL; three permit offices; Matthew and Irma over the seawall.
Ponte Vedra Beach
Beaches Energy in Ponte Vedra Beach and Palm Valley, FPL in Nocatee; oceanfront salt air and 1998+ subdivisions on their first replacements; St. Johns County permits.
Fernandina Beach
Amelia Island on Florida Public Utilities, Yulee on FPL; a Victorian downtown without duct space, island salt air, and Nassau County subdivisions on their first replacements.