{"schemaVersion":"1.0","generatedFrom":"https://brightaifuture.com/discoveries/flood-hub-groundsource","record":{"id":"flood-hub-groundsource","headline":"A flood map reaches places without gauges.","canonicalUrl":"https://brightaifuture.com/discoveries/flood-hub-groundsource","datePublished":"2026-09-19","dateModified":null,"sourcePublicationDate":"2026-08-18","author":null,"publisher":{"name":"Bright AI Future","url":"https://brightaifuture.com/"},"topics":[],"summary":"Google describes Flood Hub coverage in 150 countries for more than two billion people and Groundsource's use of public disaster reports to extend urban flash-flood forecasting.","evidenceState":"Deployed","keyFacts":[{"label":"AI’s role","value":"Flood models combine weather and hydrology; Groundsource structures public reports into additional event data."},{"label":"Documented result","value":"Google reports the coverage figures and provides public forecasts/API access. Coverage is not a measure of accuracy or warning delivery."},{"label":"Important limitation","value":"Coverage and population counts are company-reported."}],"limitations":["Coverage and population counts are company-reported.","Flash-flood accuracy depends on highly local drainage and rainfall conditions.","The service is not a substitute for official warnings."],"evidenceLinks":[{"title":"Ask a Scientist: How can researchers use AI to predict a flood?","url":"https://blog.google/innovation-and-ai/technology/research/flood-prediction-ai/","type":"institution"},{"title":"Flood Hub","url":"https://sites.research.google/floods/","type":"dataset"}],"evidencePackUrl":"https://brightaifuture.com/evidence-pack/flood-hub-groundsource","embedUrl":"https://brightaifuture.com/embed/story/flood-hub-groundsource","attribution":{"credit":"Bright AI Future","requirements":["Link to the canonical Bright record.","Keep material limitations with the claim they qualify.","Link to the original evidence when repeating a substantive claim.","Do not describe a source check or organization-reported result as independent verification."],"sourceRights":"Linked source material, quotations, trademarks and media remain subject to their owners’ terms. No reuse right is granted for third-party media."}},"claim":{"humanProblem":"Many flood-prone communities lack dense river gauges or local observations, especially for fast urban flooding.","priorConstraint":"Hydrological models need measurements, while public reports arrive in inconsistent language and formats.","aiRole":"Flood models combine weather and hydrology; Groundsource structures public reports into additional event data.","documentedResult":"Google reports the coverage figures and provides public forecasts/API access. Coverage is not a measure of accuracy or warning delivery.","whyItMayMatter":"A public forecast can help close an information gap only when local responders can interpret and act on it.","unresolvedQuestions":["What are false-negative and false-positive rates by region?","How quickly do Groundsource reports become usable forecast data?","Which communities can receive and act on warnings?"]},"evidenceAssessment":{"state":"Deployed","claimConfidence":"medium","reviewState":"approved","reviewMethod":"ai-assisted","reviewNote":"AI-assisted editorial comparison with the cited primary sources, explicit evidence limits, and held alternatives. Publication authorized by the site owner on 2026-09-19; no human source review or independent replication is claimed.","lastSourceReview":"2026-09-19","independentVerification":"not-established-by-this-source-review"},"sources":[{"id":"source-flood-research","title":"Ask a Scientist: How can researchers use AI to predict a flood?","url":"https://blog.google/innovation-and-ai/technology/research/flood-prediction-ai/","type":"institution"},{"id":"source-flood-hub","title":"Flood Hub","url":"https://sites.research.google/floods/","type":"dataset"}],"revisions":[{"id":"revision:sept26-flood-01","recordedAt":"2026-09-19","summary":"Initial public-service draft with warning caveat.","sourceIds":["source-flood-research","source-flood-hub"]}],"corrections":[]}