Penobscot County, ME flood risk explained
Flood hazard in Penobscot County sits at the 83th national percentile, a middling flood hazard by national standards; driven by inland rivers and flash flooding rather than the coast — FEMA's model puts a flood event here at about 2 times a year. This describes the county, not any one street — FEMA only publishes exact parcel zones through a live map service.
Who actually carries the flood insurance FEMA requires
FEMA hasn't published a residential structure count for Penobscot County's mapped flood zone, so a reliable mandatory-compliance percentage can't be computed here — see the data quality guide for why this gap exists for roughly a quarter of US counties. Looking beyond the mandated zone, 0.4% of all residential structures in Penobscot County carry flood coverage voluntarily or otherwise — relevant because most NFIP claims nationally come from outside the mapped SFHA.
Penobscot County against the rest of the country
Among the 3144 US counties FEMA scores for flood hazard, Penobscot County ranks 556 — 1 being the highest hazard nationally — and 450 by population among all 3144 counties covered here, where 1 is the largest. About 156,840 people live in Penobscot County, Maine, spread over 3,397.185 square miles.
Checking a specific address in Penobscot County
Across all of Penobscot County's 55,291 residential structures, 194 carry an NFIP policy today — a county-wide count that still can't tell you one address's own mapped zone.
Where Penobscot County's figures come from
Every figure on this page traces to a named FEMA dataset, documented in the methodology guide. Penobscot County's compliance figure is one of the ones affected by FEMA's incomplete denominator data — the data quality guide explains what that means and how many counties it touches.