Flood Zones in Hoodsport, Washington
Flood risk around Hoodsport isn't one story -- it's two genuinely different mechanisms that a buyer should keep separate rather than blending into a single 'Hood Canal floods' or 'Hood Canal doesn't flood' answer. Hood Canal's own tidal frontage in town is one flood-risk category; the Skokomish River's documented, dated, repeated flood history several miles to the south is a materially different one, with its own real highway-closure consequences even for a buyer whose own parcel isn't directly in the river's floodplain.
Hood Canal Tidal Flooding: Parcel-Specific, Not Uniform
Hood Canal is a saltwater fjord-like waterway, and canal-front property in Hoodsport is subject to tidal flood risk that varies by parcel elevation, shoreline armoring, and exact location -- not a single townwide flood designation. FEMA flood-zone maps for this stretch of Mason County assign specific zone designations parcel by parcel, and a buyer should pull the actual current FEMA flood-zone determination for any specific address rather than assuming a general "it's on the water" answer settles the question.
This page does not have a confirmed current flood-zone breakdown for Hoodsport's specific canal-front parcels, since that level of detail requires a parcel-specific FEMA lookup this page can't perform on a buyer's behalf. Confirm directly with FEMA's Flood Map Service Center or Mason County's own permitting department before making an offer.
The Skokomish River's Real, Dated Flood History
Several miles south of downtown Hoodsport, the Skokomish River has a documented, repeated, and genuinely serious flood history distinct from Hood Canal's own tidal frontage. The river hit its highest recorded flood level on December 3, 2007, following a strong tropical-moisture rainstorm, and the resulting damage closed US Highway 101 for two days of emergency repairs, per contemporaneous coverage. A separate, more recent atmospheric-river event in late November 2023 pushed the river to its second-highest recorded crest -- around 18 feet near Potlatch, just shy of the 18.2-foot record set in 2007 -- prompting the Washington State Department of Transportation to close State Route 106 from US 101 to Alderbrook, along with Skokomish Valley Road, Bourgault Road West, and Purdy Cut-Off Road, all overtaken by the river.
This is a real, repeated pattern, not a single freak event: two flood crests within the top two highest ever recorded occurring 16 years apart, both closing significant local roads. A buyer purchasing anywhere in this stretch of Mason County, even north of the river itself in Hoodsport proper, should understand that a Skokomish River flood event can cut off the primary US 101/SR 106 travel corridor to the south for days at a time -- a real access consideration distinct from whether any specific parcel itself floods.
Why the River Floods More Often Now: A Documented Channel Change
University of Washington research on the Skokomish River found that the river's main channel has narrowed roughly 5 to 6 feet in depth since the early 1960s because of sedimentation -- meaning the same volume of water the river has historically carried now has materially less channel capacity to move through before spilling onto the surrounding valley. This is a documented, physical, engineering-relevant explanation for why flooding has become more frequent here over recent decades, independent of any change in total rainfall or river discharge volume.
This channel-shallowing pattern is a distinct, hydrological fact from the low-dissolved-oxygen water-quality issue documented elsewhere on Hood Canal -- they're two separate phenomena with two separate causes, and this page keeps them separate rather than conflating a sedimentation-driven flood-frequency story with an unrelated oxygen-and-nutrient story that plays out in the canal's deeper water column.
Lake Cushman: A Managed Reservoir, Not a Natural Flood-Risk Lake
Lake Cushman, the large reservoir a few miles inland from Hoodsport, is a managed hydroelectric impoundment behind Cushman Dam No. 1, operated by Tacoma Power -- its water level is actively managed as part of dam operations rather than driven purely by natural rainfall runoff the way an unmanaged lake's level would be. That doesn't mean lakeside property near Lake Cushman carries zero flood-related consideration, but it is a materially different flood-risk profile than either Hood Canal's tidal frontage or the Skokomish River's natural floodplain, and it should be evaluated on its own terms.
This page does not have confirmed specific flood-zone data for individual Lake Cushman-area parcels. A buyer considering property near the lake should confirm current flood-zone status directly with FEMA and ask Tacoma Power directly about reservoir operating-level ranges and any documented historical high-water events relevant to a specific parcel.
National Flood Insurance Program Participation
Mason County participates in the National Flood Insurance Program, meaning federally backed flood insurance is available for eligible properties, and is generally required by mortgage lenders for properties in a mapped high-risk (Special Flood Hazard Area) zone. Given the real, documented Skokomish River flood history detailed above, a buyer in this broader stretch of Mason County -- even outside the river's own immediate floodplain -- should treat flood insurance as a genuine budgeting question worth pricing out during due diligence, not an afterthought.
This page does not have a confirmed current flood insurance premium for any specific Hoodsport-area property. Get a current, parcel-specific NFIP quote (or confirm private flood insurance availability) before closing.
What This Page Does Not Know
This page does not have a parcel-specific FEMA flood-zone breakdown for Hoodsport's canal frontage, confirmed current flood insurance premiums, or confirmed reservoir operating-level data for Lake Cushman-area parcels. It also does not have a confirmed count of how many total Skokomish River flood events (beyond the two dated ones cited here) have occurred over the full historical record.
For a specific address, confirm current flood-zone status and insurance requirements directly with FEMA's Flood Map Service Center, Mason County's permitting department, and a Washington-licensed insurance agent before making a purchase decision.
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Get a Free Agent Referral →Independent research. No ads. No sponsored listings. The Skokomish River's December 3, 2007 record flood crest and the resulting two-day US 101 closure are sourced to contemporaneous regional coverage. The November 2023 flood event (second-highest recorded crest, ~18 feet near Potlatch, closure of SR 106, Skokomish Valley Road, Bourgault Road West, and Purdy Cut-Off Road) is sourced to the Shelton-Mason County Journal's "Atmospheric river creates flooding, hazards" coverage and FOX 13 Seattle reporting. The documented 5-to-6-foot channel-shallowing trend since the early 1960s, driven by sedimentation, is sourced to University of Washington research covered in UW News' "If it's winter, the Skokomish River must be flooding." Lake Cushman's status as a managed hydroelectric reservoir operated by Tacoma Power is confirmed via Tacoma Public Utilities' own Cushman Hydro Project materials. Mason County's National Flood Insurance Program participation reflects standard FEMA/NFIP county-participation status; this page does not cite a specific current CID (community identification) number or participation-date detail, since that wasn't independently confirmed this research pass. Facts not independently confirmed and not invented here include: a parcel-specific FEMA flood-zone breakdown for Hoodsport's own canal frontage; a confirmed current flood insurance premium for any specific property; and confirmed reservoir operating-level data for Lake Cushman-area parcels. Confirm current flood-zone status, insurance requirements, and any parcel-specific history directly with FEMA's Flood Map Service Center, Mason County, and a licensed Washington insurance agent before making a purchase decision. Nothing on this page is engineering, legal, or insurance advice.