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.priority-moisture-thumb{width:125px}}\n@media(prefers-reduced-motion:reduce){.sophi-or-wdo *{scroll-behavior:auto!important;transition:none!important}}\n\n<\/style>\n<style>.sophi-or-wdo .region-ribbon{grid-template-columns:repeat(4,minmax(0,1fr))}.sophi-or-wdo .region-card.high-desert:before{background:var(--cedar)}.sophi-or-wdo .scope-note{margin-top:1rem;padding:1rem 1.1rem;border-left:4px solid var(--gold);background:rgba(255,255,255,.08);color:#dce9e5}.sophi-or-wdo .quick-table{width:100%;border-collapse:collapse;margin-top:1.5rem;background:var(--white);box-shadow:var(--shadow)}.sophi-or-wdo .quick-table th,.sophi-or-wdo .quick-table td{padding:1rem;border:1px solid var(--line);text-align:left;vertical-align:top}.sophi-or-wdo .quick-table th{background:var(--fir);color:#fff;font-size:13px}.sophi-or-wdo .quick-table td{font-size:14px}.sophi-or-wdo .source-links{grid-template-columns:repeat(3,minmax(0,1fr))}@media(max-width:960px){.sophi-or-wdo .region-ribbon{grid-template-columns:1fr 1fr}}@media(max-width:680px){.sophi-or-wdo .region-ribbon{grid-template-columns:1fr}.sophi-or-wdo .quick-table{display:block;overflow-x:auto}}<\/style>\n\n<div class=\"wp-block-group sophi-or-wdo\">\n<div class=\"wp-block-group wa-shell\">\n<section class=\"wp-block-group wa-hero\">\n<p class=\"hero-rail\">OREGON &middot; FIELD NOTE 01<\/p>\n<div class=\"wp-block-group hero-grid\">\n<div class=\"wp-block-group hero-copy\">\n<p class=\"eyebrow\">SOPHI field guide for Oregon home inspectors<\/p>\n<h1 class=\"wp-block-heading\">Oregon structural pests:<br><em>read the wet-dry divide.<\/em><\/h1>\n<p class=\"hero-deck\">An Oregon-specific field guide to wood decay, carpenter and velvety tree ants, dampwood and subterranean termites, wood-boring beetles, WDO scope, and the licensing line between inspection and pesticide treatment.<\/p>\n<div class=\"wp-block-buttons hero-actions\"><div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"#oregon-scope\">Understand Oregon scope<\/a><\/div><div class=\"wp-block-button is-quiet\"><a class=\"wp-block-button__link wp-element-button\" href=\"#oregon-report-language\">Use report language<\/a><\/div><\/div>\n<\/div>\n<div class=\"wp-block-group hero-photo\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-content\/uploads\/2026\/09\/wood-rot-residential-framing.jpg\" alt=\"Moisture-damaged residential wood framing with visible decay and section loss\"><\/figure>\n<div class=\"wp-block-group photo-note\"><p class=\"note-no\">01 \/ OREGON COMPASS<\/p><p>Start with geography, then follow the water. Persistent coastal wetting, valley rain, mountain snowmelt, irrigation, leaks, and crawlspace moisture create very different routes to the same structural warning signs.<\/p><\/div>\n<\/div>\n<\/div>\n<div class=\"wp-block-group hero-index\"><p><strong>STATE LENS<\/strong><br>Coast to high desert<\/p><p><strong>LICENSE LINE<\/strong><br>CCB inspection + ODA treatment<\/p><p><strong>REPORT RULE<\/strong><br>Disclose scope &rarr; describe &rarr; qualify<\/p><p><strong>SOURCE CHECK<\/strong><br>September 6, 2026<\/p><\/div>\n<\/section>\n<\/div>\n<div class=\"wp-block-buttons wa-jumpbar\"><div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"#oregon-scope\">Scope<\/a><\/div><div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"#oregon-credentials\">Credentials<\/a><\/div><div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"#oregon-priorities\">Priority pests<\/a><\/div><div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"#oregon-evidence\">Evidence<\/a><\/div><div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"#oregon-regions\">Regions<\/a><\/div><\/div>\n\n<section id=\"oregon-scope\" class=\"wp-block-group wa-section license-section\">\n<p class=\"section-kicker\">The Oregon scope compass<\/p>\n<h2 class=\"wp-block-heading\">Inspection authority and pesticide authority are not the same thing.<\/h2>\n<p class=\"section-lede\">Oregon does not use Washington&#8217;s Structural Pest Inspector credential model. Instead, inspectors must separate the home-inspection rules administered by the Construction Contractors Board (CCB) from pesticide licensing administered by the Oregon Department of Agriculture (ODA).<\/p>\n<div class=\"wp-block-group license-split\">\n<div class=\"wp-block-group license-card generalist\"><p class=\"license-tag\">OREGON CERTIFIED HOME INSPECTOR<\/p><h3 class=\"wp-block-heading\">Define the WDO scope in the contract.<\/h3><ul><li>The inspection contract must conspicuously state whether the home inspection includes a wood-destroying-organism inspection.<\/li><li>The contract must also state whether a WDO inspection is available for an additional fee.<\/li><li>Oregon&#8217;s basic home-inspection standards do not require the inspector to report the presence or absence of pests, wood-damaging organisms, rodents, or insects.<\/li><li>The standards do allow additional observations and opinions within the inspector&#8217;s competence and agreed scope.<\/li><\/ul><p class=\"law-link\"><a href=\"https:\/\/www.oregon.gov\/ccb\/Documents\/Home%20Inspection%20Standards.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Read Oregon&#8217;s Home Inspection Standards &rarr;<\/a><\/p><\/div>\n<div class=\"wp-block-group license-card specialist\"><p class=\"license-tag\">WDO INSPECTION VS. PESTICIDE WORK<\/p><h3 class=\"wp-block-heading\">Do not use a treatment license as an inspection shortcut.<\/h3><ul><li>ODA states that an IIHS Structural Pest applicator license may be used for pest inspections, but Oregon does not require that license merely to conduct a WDO inspection.<\/li><li>ODA also states that the pesticide license confers no special authorization to conduct the inspection.<\/li><li>Pesticide application, supervision, solicitation, and business operations have separate ODA licensing requirements.<\/li><li>The IIHS Structural Pest category covers nonfumigant pesticide use in or around structures for wood-destroying pests.<\/li><\/ul><p class=\"law-link\"><a href=\"https:\/\/cms.oregon.gov\/oda\/shared\/Documents\/Publications\/PesticidesPARC\/LicenseGuide.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Open the Oregon Pesticide Licensing Guide &rarr;<\/a><\/p><\/div>\n<\/div>\n<div class=\"wp-block-group rule-strip\"><p class=\"rule-number\">3 QUESTIONS<\/p><p><strong>Before selling the service:<\/strong> Is the work part of a residential home inspection? Does the agreement include a WDO inspection? Will anyone inspect only, or also recommend, sell, supervise, or apply a pesticide treatment? Confirm the current CCB and ODA requirements for the exact service.<\/p><\/div>\n<\/section>\n\n<section id=\"oregon-credentials\" class=\"wp-block-group wa-section spi-path-section\">\n<div class=\"wp-block-group spi-path-grid\">\n<figure class=\"wp-block-image size-full spi-manual\"><a href=\"https:\/\/extension.oregonstate.edu\/sites\/extd8\/files\/documents\/em8403.pdf\" target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" src=\"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-content\/uploads\/2026\/09\/Beetle-damage-siding.jpg\" alt=\"Wood surface with small beetle emergence holes used as an Oregon structural-pest study example\"><\/a><figcaption>OSU Extension EM 8403 covers wood preservation, termites, carpenter ants, and wood-boring beetles.<\/figcaption><\/figure>\n<div class=\"wp-block-group spi-path-copy\"><p class=\"section-kicker\">Build the Oregon service legally<\/p><h2 class=\"wp-block-heading\">Choose the service first. Then verify the credential.<\/h2><p class=\"spi-path-lede\">Oregon students should not assume that one license covers home inspections, WDO reports, and pesticide control. The correct path depends on what is promised, what is reported, whether the work supports a real-estate transaction, and whether pesticides are involved.<\/p>\n<div class=\"wp-block-group spi-steps\"><div class=\"wp-block-group spi-step\"><p class=\"spi-step-no\">01 \/ DEFINE<\/p><h3>Write the scope<\/h3><p>State conspicuously whether WDO inspection is included and whether it is available for an additional fee.<\/p><\/div><div class=\"wp-block-group spi-step\"><p class=\"spi-step-no\">02 \/ CONFIRM<\/p><h3>Check CCB authority<\/h3><p>Verify the inspector certification, employing business license, and requirements for the exact inspection service.<\/p><\/div><div class=\"wp-block-group spi-step\"><p class=\"spi-step-no\">03 \/ SEPARATE<\/p><h3>License treatment work<\/h3><p>If the business will solicit or apply pesticides, confirm ODA operator, applicator, category, insurance, and supervision requirements.<\/p><\/div><\/div>\n<div class=\"wp-block-buttons spi-actions\"><div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.oregon.gov\/ccb\/pages\/specialty%20licenses.aspx\" target=\"_blank\" rel=\"noreferrer noopener\">CCB home inspector information<\/a><\/div><div class=\"wp-block-button is-quiet\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.oregon.gov\/oda\/pesticides\/licensing\/pages\/license-requirements.aspx\" target=\"_blank\" rel=\"noreferrer noopener\">ODA license requirements<\/a><\/div><\/div>\n<p class=\"scope-note\"><strong>Oregon-specific caution:<\/strong> CCB lists a person who performs only pest, dry-rot, or WDO inspections among those who are not certified home inspectors by that activity alone. It also identifies a separate exception for an ODA-licensed pesticide operator when the inspection is not for a real-estate purchase or sale. Check with CCB before defining a mixed or stand-alone service.<\/p><\/div>\n<\/div>\n<\/section>\n\n<section id=\"oregon-priorities\" class=\"wp-block-group wa-section priority-section\">\n<div class=\"section-heading-row\"><div><p class=\"section-kicker\">From rain forest to rain shadow<\/p><h2 class=\"wp-block-heading\">Six Oregon patterns worth carrying into every inspection.<\/h2><\/div><p class=\"section-side-note\">These are practical priorities, not a statewide incidence map. Local moisture, construction, elevation, imported wood, and site history can outweigh regional expectations.<\/p><\/div>\n<div class=\"wp-block-group priority-grid\">\n<div class=\"wp-block-group priority-card is-water\"><p class=\"card-index\">01 &middot; STATEWIDE DRIVER<\/p><h3 class=\"wp-block-heading\"><a href=\"https:\/\/extension.oregonstate.edu\/catalog\/em-8600-wood-moisture-relationships\" target=\"_blank\" rel=\"noreferrer noopener\">Moisture + fungal decay<\/a><\/h3><p>OSU notes that wood below roughly 20 percent moisture content is less susceptible to fungi and insect attack. In the field, use moisture readings as supporting evidence, not a stand-alone decay diagnosis. Follow leaks, grade, roof drainage, condensation, wet soil, and trapped exterior wetting.<\/p><\/div>\n<div class=\"wp-block-group priority-card is-forest\"><p class=\"card-index\">02 &middot; MAJOR INSECT CONCERN<\/p><h3 class=\"wp-block-heading\"><a href=\"https:\/\/extension.oregonstate.edu\/catalog\/pnw-761-integrated-pest-management-ants-schools\" target=\"_blank\" rel=\"noreferrer noopener\">Carpenter ants<\/a><\/h3><figure class=\"wp-block-image size-medium priority-ant-thumb\"><a href=\"#oregon-ant-detail\"><img decoding=\"async\" src=\"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-content\/uploads\/2026\/09\/carpenter-ant-anatomy-illustration.png\" alt=\"Carpenter ant profile illustration\"><\/a><figcaption>Carpenter ant field profile<\/figcaption><\/figure><p>Camponotus modoc is the most common Pacific Northwest carpenter ant identified in OSU guidance. Look for large ants, coarse debris, smooth galleries, wall-void satellite nests, wet wood, and travel routes to trees, stumps, logs, or firewood.<\/p><\/div>\n<div class=\"wp-block-group priority-card\"><p class=\"card-index\">03 &middot; WESTERN OREGON<\/p><h3 class=\"wp-block-heading\"><a href=\"https:\/\/pnwhandbooks.org\/insect\/structural-health\/wood-infesting-insect\/wood-infesting-termite\" target=\"_blank\" rel=\"noreferrer noopener\">Pacific dampwood termites<\/a><\/h3><figure class=\"wp-block-image size-medium priority-dampwood-thumb\"><a href=\"https:\/\/commons.wikimedia.org\/wiki\/File:PACIFIC-DAMPWOOD-TERMITE-Frass_1.jpg\" target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" src=\"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-content\/uploads\/2026\/09\/pacific-dampwood-termite-frass-macro.jpg\" alt=\"Six-sided Pacific dampwood termite pellets\"><\/a><figcaption>Pellets from wet-wood activity<\/figcaption><\/figure><p>Zootermopsis angusticollis requires wet or damp wood to establish. Pair large termites or swarmers, galleries, and distinctive pellets with the moisture source, decay, wood-soil contact, and loss of section.<\/p><\/div>\n<div class=\"wp-block-group priority-card\"><p class=\"card-index\">04 &middot; EAST OF THE CASCADES<\/p><h3 class=\"wp-block-heading\"><a href=\"https:\/\/pnwhandbooks.org\/insect\/structural-health\/wood-infesting-insect\/wood-infesting-termite\" target=\"_blank\" rel=\"noreferrer noopener\">Western subterranean termites<\/a><\/h3><p>Reticulitermes hesperus is more common east of the Cascades, but no Oregon region should be treated as an exclusion zone. Trace shelter tubes, soil-connected pathways, buried cellulose, slab and foundation joints, porches, posts, steps, and utility penetrations.<\/p><\/div>\n<div class=\"wp-block-group priority-card\"><p class=\"card-index\">05 &middot; WOOD + CONTEXT<\/p><h3 class=\"wp-block-heading\"><a href=\"https:\/\/pnwhandbooks.org\/insect\/structural-health\/wood-infesting-insect\" target=\"_blank\" rel=\"noreferrer noopener\">Wood-boring beetles<\/a><\/h3><figure class=\"wp-block-image size-medium priority-moisture-thumb\"><a href=\"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-content\/uploads\/2026\/09\/Beetle-damage-siding.jpg\" target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" src=\"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-content\/uploads\/2026\/09\/Beetle-damage-siding-300x215.jpg\" alt=\"Small beetle emergence holes in wood siding\"><\/a><figcaption>Exit holes need material context<\/figcaption><\/figure><p>Anobiid or deathwatch-type evidence deserves extra attention in damp softwood, older coastal buildings, and poorly ventilated substructures. Fine powder in susceptible seasoned hardwood can point toward lyctid or powderpost-type beetles. Record hole size, frass, wood type, distribution, moisture, and recurrence.<\/p><\/div>\n<div class=\"wp-block-group priority-card\"><p class=\"card-index\">06 &middot; OREGON ANT DISTINCTION<\/p><h3 class=\"wp-block-heading\"><a href=\"https:\/\/extension.oregonstate.edu\/catalog\/pnw-761-integrated-pest-management-ants-schools\" target=\"_blank\" rel=\"noreferrer noopener\">Velvety tree ants<\/a><\/h3><p>Liometopum occidentale and the higher-elevation L. luctuosum can tunnel into structural wood and insulation. They may be mistaken for carpenter ants. Their frass is generally finer, temporary nests may occur in wall voids, and crushed workers can produce a coconut-like odor.<\/p><\/div>\n<\/div>\n<\/section>\n\n<section id=\"oregon-evidence\" class=\"wp-block-group wa-section evidence-section\">\n<p class=\"section-kicker\">Oregon field evidence atlas<\/p><h2 class=\"wp-block-heading\">Record the clue and the Oregon setting around it.<\/h2><p class=\"section-lede\">A defensible note connects material, scale, distribution, exact location, moisture, site access, and visible insects. One hole, pile, tube, or wing is a starting point, not a complete conclusion.<\/p>\n<div class=\"wp-block-group evidence-ledger\">\n<div class=\"wp-block-group evidence-entry featured\"><figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-content\/uploads\/2026\/09\/pacific-dampwood-termite-frass.jpg\" alt=\"Pacific dampwood termite pellets beside a measurement scale\"><\/figure><div class=\"entry-copy\"><p class=\"entry-code\">E-01 \/ PELLET FIELD<\/p><h3 class=\"wp-block-heading\">Connect pellets to wet wood<\/h3><p>Photograph scale, shape, concentration, and source openings. Then document wood moisture, softness, galleries, soil contact, and the route by which the member became wet.<\/p><p class=\"photo-credit\">Photo: JJ Greive, CC BY-SA 3.0, via Wikimedia Commons<\/p><\/div><\/div>\n<div class=\"wp-block-group evidence-entry\"><figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-content\/uploads\/2026\/09\/carpenter-ant-frass.jpg\" alt=\"Coarse ant frass below a wood opening\"><\/figure><div class=\"entry-copy\"><p class=\"entry-code\">E-02 \/ FRASS TEXTURE<\/p><h3 class=\"wp-block-heading\">Compare coarse and fine debris<\/h3><p>Coarse fibrous debris, insect parts, and smooth galleries may fit carpenter-ant excavation. Finer debris can occur with velvety tree ants, while flour-like or gritty material may support a beetle comparison. Identify the opening above the pile.<\/p><p class=\"photo-credit\">Photo: Thadguidry, CC0, via Wikimedia Commons<\/p><\/div><\/div>\n<div class=\"wp-block-group evidence-entry\"><figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-content\/uploads\/2026\/09\/subterranean-termite-mud-tubes.jpg\" alt=\"Earthen termite shelter tubes on masonry\"><\/figure><div class=\"entry-copy\"><p class=\"entry-code\">E-03 \/ SOIL CONNECTION<\/p><h3 class=\"wp-block-heading\">Trace the protected route<\/h3><p>Map every tube-like feature and where it meets soil, wood, cracks, porches, steps, posts, or concealed construction. Note breaks and visible insects without declaring an old-looking tube inactive.<\/p><p class=\"photo-credit\">Photo: Jim Conrad, public domain, via Wikimedia Commons<\/p><\/div><\/div>\n<div class=\"wp-block-group evidence-entry\"><figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-content\/uploads\/2026\/09\/anobiid-emergence-holes.jpg\" alt=\"Small round wood-boring beetle emergence holes\"><\/figure><div class=\"entry-copy\"><p class=\"entry-code\">E-04 \/ EXIT HOLES<\/p><h3 class=\"wp-block-heading\">Measure before naming<\/h3><p>Include a scale and record hole geometry, edge condition, wood species if known, moisture, powder texture, distribution, and whether fresh material reappears. Imported furniture and lumber can change the likely explanation.<\/p><p class=\"photo-credit\">Photo: Kai-Martin Knaak, CC BY-SA 3.0, via Wikimedia Commons<\/p><\/div><\/div>\n<div class=\"wp-block-group evidence-entry featured\"><figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-content\/uploads\/2026\/09\/wood-rot-residential-framing.jpg\" alt=\"Advanced wood decay and loss of structural section\"><\/figure><div class=\"entry-copy\"><p class=\"entry-code\">E-05 \/ DECAY + CAPACITY<\/p><h3 class=\"wp-block-heading\">Follow the water before recommending repair<\/h3><p>Describe softness, cubical or stringy deterioration, fungal growth, cracking, connection damage, and visible section loss. Identify the moisture pathway when possible and refer concealed extent or structural-capacity questions appropriately.<\/p><p class=\"photo-credit\">Photo supplied by JJ Greive<\/p><\/div><\/div>\n<\/div>\n<table class=\"quick-table\"><thead><tr><th>Visible pattern<\/th><th>More consistent with<\/th><th>Document before referring<\/th><\/tr><\/thead><tbody><tr><td>Large ants, coarse fibrous frass, smooth galleries<\/td><td>Carpenter-ant-type activity<\/td><td>Ant size, trail, gallery, debris, damp wood, nearby trees or stumps<\/td><\/tr><tr><td>Smaller ants, fine frass, wall-void trail, coconut-like odor<\/td><td>Velvety-tree-ant-type activity<\/td><td>Specimen, trail, nest opening, debris texture, elevation and nearby tree habitat<\/td><\/tr><tr><td>Large termites or swarmers, pellets, wet decayed wood<\/td><td>Pacific dampwood-termite-type activity<\/td><td>Pellet shape and scale, galleries, moisture source, decay, wood-soil contact<\/td><\/tr><tr><td>Earthen tubes, soil in galleries, soil-connected travel<\/td><td>Western subterranean-termite-type activity<\/td><td>Tube continuity, affected members, soil route, slab or foundation access, live insects<\/td><\/tr><tr><td>Small holes with fine powder or gritty pellets<\/td><td>Wood-boring-beetle-type activity<\/td><td>Hole size, frass, wood type, moisture, distribution, recurring fresh material<\/td><\/tr><\/tbody><\/table>\n<\/section>\n\n<section class=\"wp-block-group wa-section transect-section\"><p class=\"section-kicker\">The Oregon house transect<\/p><h2 class=\"wp-block-heading\">Inspect from water source to wood response.<\/h2><div class=\"wp-block-group transect\"><div class=\"wp-block-group transect-stop\"><p class=\"stop-number\">01<\/p><h3 class=\"wp-block-heading\">Roof + upper envelope<\/h3><p>Storm exposure, roof runoff, gutters, valleys, wall intersections, eaves, fascia, attic staining, bath exhaust, and snowmelt paths.<\/p><\/div><div class=\"wp-block-group transect-stop\"><p class=\"stop-number\">02<\/p><h3 class=\"wp-block-heading\">Walls + openings<\/h3><p>Siding clearance, trim, penetrations, windows, doors, splashback, vegetation, concealed drainage planes, and chronic shaded wetting.<\/p><\/div><div class=\"wp-block-group transect-stop\"><p class=\"stop-number\">03<\/p><h3 class=\"wp-block-heading\">Decks + interfaces<\/h3><p>Ledgers, posts, beam ends, stairs, porches, rail attachments, flashing, soil contact, trapped debris, and forest-edge habitat.<\/p><\/div><div class=\"wp-block-group transect-stop\"><p class=\"stop-number\">04<\/p><h3 class=\"wp-block-heading\">Substructure<\/h3><p>Standing water, ground cover, ventilation, condensation, plumbing, mudsills, piers, joists, subfloor, debris, tubes, frass, and inaccessible bays.<\/p><\/div><div class=\"wp-block-group transect-stop\"><p class=\"stop-number\">05<\/p><h3 class=\"wp-block-heading\">Report closeout<\/h3><p>Exact component and location, visible evidence, moisture relationship, apparent extent, access limits, qualification, and the right referral.<\/p><\/div><\/div><\/section>\n\n<section id=\"oregon-regions\" class=\"wp-block-group wa-section region-section\"><p class=\"section-kicker\">Oregon is not one pest climate<\/p><h2 class=\"wp-block-heading\">Four regions, four inspection emphases.<\/h2><div class=\"wp-block-group region-ribbon\"><div class=\"wp-block-group region-card coast\"><p class=\"region-label\">OREGON COAST + COAST RANGE<\/p><h3 class=\"wp-block-heading\">Persistent wetting<\/h3><p>Prioritize decay, anobiid-type evidence, dampwood-termite conditions, crawlspace moisture, wind-driven rain, shaded exterior wood, decks, and siding or trim that dries slowly.<\/p><\/div><div class=\"wp-block-group region-card\"><p class=\"region-label\">WILLAMETTE + WESTERN VALLEYS<\/p><h3 class=\"wp-block-heading\">Wet winters, dry summers<\/h3><p>Follow seasonal roof and drainage exposure, wet crawlspaces, carpenter and velvety tree ants, dampwood termites, irrigation, older foundations, and concealed moisture at remodels.<\/p><\/div><div class=\"wp-block-group region-card mountain\"><p class=\"region-label\">CASCADES + SOUTHERN MOUNTAINS<\/p><h3 class=\"wp-block-heading\">Elevation changes the route<\/h3><p>Read snowmelt, roof loading and leakage, forest proximity, stumps and logs, hillside drainage, timber details, low decks, and higher-elevation pine tree ants.<\/p><\/div><div class=\"wp-block-group region-card high-desert\"><p class=\"region-label\">CENTRAL + EASTERN OREGON<\/p><h3 class=\"wp-block-heading\">Localized water still matters<\/h3><p>Give added attention to subterranean-termite access, irrigation against foundations, buried cellulose, slab penetrations, plumbing leaks, snowmelt, and damp pockets inside an otherwise dry climate.<\/p><\/div><\/div><\/section>\n\n<section id=\"oregon-report-language\" class=\"wp-block-group wa-section language-section\"><div class=\"wp-block-group language-intro\"><p class=\"section-kicker\">Oregon report desk<\/p><h2 class=\"wp-block-heading\">Write to the agreed scope and the visible evidence.<\/h2><p>Oregon does not impose Washington&#8217;s blanket SPI wording rule. The safer Oregon discipline is different: disclose whether WDO inspection is included, stay within competence, separate observation from identification, and avoid certainty about activity, concealed extent, or treatment from a single clue.<\/p><\/div><div class=\"wp-block-group word-bank\"><div class=\"wp-block-group words-use\"><h3 class=\"wp-block-heading\">Useful observable language<\/h3><p>visible deterioration &middot; insect-related evidence &middot; tube-like material &middot; frass-like debris &middot; small emergence holes &middot; exact location &middot; moisture pathway &middot; live insects observed \/ not observed &middot; further identification<\/p><\/div><div class=\"wp-block-group words-avoid\"><h3 class=\"wp-block-heading\">Avoid unsupported certainty<\/h3><p>inactive &middot; old only &middot; fully repaired &middot; pest-free &middot; no concealed damage &middot; treatment required &middot; structurally sound &middot; species confirmed from one clue<\/p><\/div><\/div><div class=\"wp-block-group report-stack\"><details class=\"wp-block-details report-note\" open><summary>Uncertain insect-related evidence<\/summary><p>Insect-related evidence consisting of <strong>[holes \/ frass-like debris \/ galleries \/ wings \/ insects \/ tube-like material]<\/strong> was observed at <strong>[location]<\/strong>. The exact organism, current activity, and concealed extent were not determined from the visible evidence alone. Have the condition evaluated by a qualified Oregon pest professional when identification, activity, or treatment advice is needed.<\/p><\/details><details class=\"wp-block-details report-note\"><summary>Moisture-related wood deterioration<\/summary><p>Moisture-related wood deterioration was observed at <strong>[location\/component]<\/strong>. Visible effects included <strong>[softness \/ section loss \/ cracking \/ fungal growth \/ other observation]<\/strong>. Correct the moisture source and have damaged components evaluated and repaired. The concealed extent and remaining structural capacity were not determined.<\/p><\/details><details class=\"wp-block-details report-note\"><summary>Possible soil-connected termite evidence<\/summary><p>Tube-like material and wood deterioration were visible at <strong>[location]<\/strong> near a potential soil pathway. The material was not opened or tested, and current activity was not established. Obtain prompt evaluation by a qualified Oregon pest professional and have damaged structural components assessed as appropriate.<\/p><\/details><details class=\"wp-block-details report-note\"><summary>Inaccessible or partially inspected area<\/summary><p>The <strong>[crawlspace\/area]<\/strong> was not fully inspected because <strong>[specific obstruction, clearance, or unsafe condition]<\/strong>. Concealed areas can contain moisture damage, decay, or insect activity that was not visible. Provide safe access and obtain further inspection before the inspection contingency expires when practical.<\/p><\/details><\/div><\/section>\n\n<section class=\"wp-block-group wa-section sources-section\"><div class=\"wp-block-group sources-card\"><p class=\"section-kicker\">Oregon primary trail<\/p><h2 class=\"wp-block-heading\">Keep the official and university sources within reach.<\/h2><p class=\"sources-intro\">This guide is educational. CCB and ODA sources control licensing and scope questions. Oregon State University Extension and the tri-state Pacific Northwest Extension publications provide the strongest local pest and moisture references.<\/p><p class=\"further-reading\"><strong>Start with Oregon State University:<\/strong> the <a href=\"https:\/\/extension.oregonstate.edu\/sites\/extd8\/files\/documents\/em8403.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Wood Preservation and Wood Products Treatment Training Manual<\/a> provides a practical Oregon-centered overview of termites, carpenter ants, beetles, decay, and wood protection.<\/p><div class=\"wp-block-group source-links\">\n<p><a href=\"https:\/\/www.oregon.gov\/ccb\/pages\/specialty%20licenses.aspx\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Oregon CCB: Home Inspector Certification<\/strong><br>Certification, business licensing, exclusions, fees, and current forms<\/a><\/p>\n<p><a href=\"https:\/\/www.oregon.gov\/ccb\/Documents\/Home%20Inspection%20Standards.pdf\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Oregon Home Inspection Standards<\/strong><br>Contract disclosure, inspection scope, exclusions, reporting, and structural components<\/a><\/p>\n<p><a href=\"https:\/\/www.oregonlegislature.gov\/bills_laws\/ors\/ors701.html\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>ORS Chapter 701<\/strong><br>Oregon contractor and home-inspector statutes<\/a><\/p>\n<p><a href=\"https:\/\/cms.oregon.gov\/oda\/shared\/Documents\/Publications\/PesticidesPARC\/LicenseGuide.pdf\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>ODA Pesticide Licensing Guide<\/strong><br>License types and Oregon&#8217;s specific WDO-inspection statement<\/a><\/p>\n<p><a href=\"https:\/\/www.oregon.gov\/oda\/pesticides\/licensing\/pages\/license-requirements.aspx\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>ODA Licensing Requirements<\/strong><br>When a pesticide license is required and the IIHS categories<\/a><\/p>\n<p><a href=\"https:\/\/www.oregon.gov\/oda\/pesticides\/licensing\/pages\/exam-study-materials.aspx\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>ODA Exams and Study Materials<\/strong><br>Laws and Safety plus IIHS Structural Pest exam resources<\/a><\/p>\n<p><a href=\"https:\/\/extension.oregonstate.edu\/sites\/extd8\/files\/documents\/em8403.pdf\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>OSU EM 8403<\/strong><br>Wood preservation, termites, carpenter ants, beetles, fungi, and treatment fundamentals<\/a><\/p>\n<p><a href=\"https:\/\/extension.oregonstate.edu\/catalog\/pnw-761-integrated-pest-management-ants-schools\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>OSU PNW 761: Ant IPM<\/strong><br>Carpenter ants, velvety tree ants, moisture ants, identification, and field clues<\/a><\/p>\n<p><a href=\"https:\/\/extension.oregonstate.edu\/catalog\/pub\/pnw-624-identification-habits-key-ant-pests-pacific-northwest\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>OSU PNW 624: Key Ant Pests<\/strong><br>Illustrated worker and winged-ant keys for Oregon, Washington, and Idaho<\/a><\/p>\n<p><a href=\"https:\/\/extension.oregonstate.edu\/catalog\/em-8600-wood-moisture-relationships\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>OSU EM 8600: Wood and Moisture<\/strong><br>Moisture content, strength, dimensional change, fungi, and insect susceptibility<\/a><\/p>\n<p><a href=\"https:\/\/extension.oregonstate.edu\/news\/annual-home-inspection-moisture-insects-helps-prevent-costly-damage\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>OSU Oregon Home Moisture Checklist<\/strong><br>Foundation, drainage, vegetation, decks, crawlspaces, rot, sawdust, and mud tubes<\/a><\/p>\n<p><a href=\"https:\/\/extension.oregonstate.edu\/catalog\/ec-1625-choosing-pest-control-company-ipm-key\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>OSU EC 1625: Pest Control and IPM<\/strong><br>Oregon dampwood and subterranean termite context<\/a><\/p>\n<p><a href=\"https:\/\/pnwhandbooks.org\/insect\/structural-health\/wood-infesting-insect\/wood-infesting-termite\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>PNW Handbook: Termites<\/strong><br>Dampwood, subterranean, drywood, distribution, evidence, and management<\/a><\/p>\n<p><a href=\"https:\/\/pnwhandbooks.org\/insect\/structural-health\/wood-infesting-insect\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>PNW Wood-Infesting Pests<\/strong><br>Current OSU, WSU, and University of Idaho reference hub<\/a><\/p>\n<p><a href=\"https:\/\/www.oregon.gov\/ccb\/Documents\/Looking%20for%20a%20home%20inspector.pdf\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>CCB Consumer Guide<\/strong><br>General inspection expectations and WDO-report context<\/a><\/p>\n<\/div><p class=\"verified-note\">Source set checked September 6, 2026. Rules, forms, fees, agency interpretation, and publication URLs can change. Verify current CCB and ODA requirements before offering a regulated service.<\/p><\/div><\/section>\n<p class=\"wa-footer\">Educational field guide from the School of Professional Home Inspection &middot; Burien, Washington &middot; 206-295-4330 &middot; homeinspectionschool@gmail.com &middot; <a href=\"https:\/\/www.sophi.biz\/\">sophi.biz<\/a><\/p>\n<\/div>\n<div id=\"oregon-ant-detail\" class=\"wp-block-group ant-lightbox\"><a class=\"ant-lightbox-backdrop\" href=\"#oregon-priorities\" aria-label=\"Close carpenter ant image\"><\/a><div class=\"wp-block-group ant-lightbox-panel\"><div class=\"wp-block-buttons ant-lightbox-close\"><div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"#oregon-priorities\">Close &times;<\/a><\/div><\/div><figure class=\"wp-block-image size-full ant-lightbox-image\"><img decoding=\"async\" src=\"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-content\/uploads\/2026\/09\/carpenter-ant-anatomy-illustration.png\" alt=\"Enlarged carpenter ant profile illustration\"><\/figure><p class=\"ant-lightbox-description\">Carpenter-ant workers vary in size. Camponotus modoc workers are generally matte black with dark red legs, a smoothly rounded thorax, one waist node, and a circle of hairs at the tip of the abdomen. Use magnification and specimens rather than color alone.<\/p><p class=\"ant-lightbox-credit\">Field description grounded in OSU Extension PNW 761 and PNW 624.<\/p><\/div><\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>An Oregon-specific field guide to wood decay, carpenter and velvety tree ants, dampwood and subterranean termites, beetle evidence, WDO scope, and the CCB\/ODA licensing line.<\/p>\n","protected":false},"author":1,"featured_media":7428,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[137,178,177],"tags":[208,215,223,219,220,207,217,221,211,222],"class_list":["post-7512","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-national-inspection-education","category-wdo","category-wood-destroying-insects","tag-carpenter-ants","tag-dampwood-termites","tag-oda-pesticide-licensing","tag-oregon-home-inspector","tag-oregon-wdo-inspection","tag-structural-pests","tag-subterranean-termites","tag-velvety-tree-ants","tag-wood-rot","tag-wood-boring-beetles"],"_links":{"self":[{"href":"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-json\/wp\/v2\/posts\/7512","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-json\/wp\/v2\/comments?post=7512"}],"version-history":[{"count":3,"href":"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-json\/wp\/v2\/posts\/7512\/revisions"}],"predecessor-version":[{"id":7516,"href":"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-json\/wp\/v2\/posts\/7512\/revisions\/7516"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-json\/wp\/v2\/media\/7428"}],"wp:attachment":[{"href":"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-json\/wp\/v2\/media?parent=7512"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-json\/wp\/v2\/categories?post=7512"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/schoolofprofessionalhomeinspection.com\/wp\/wp-json\/wp\/v2\/tags?post=7512"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}