{"id":"b987cd73-f382-48fc-9c05-a235fc8e7b61","created_at":"2026-10-05T23:58:31.637Z","updated_at":"2026-10-05T23:58:41.280Z","owner_id":"a69dfce3-16a6-45b4-95f2-d1e940d8ba74","location_id":"3324ca4a-970b-429b-aafa-3de6fb48115e","dataset_id":"079b53ba-0405-4f9f-a236-b4c8905faf22","form_id":"301ce084-cfce-440a-9114-35db69511874","observed_at":"2026-10-03T20:05:00.000Z","observed_at_local":"2026-10-03T16:05:00-04:00","notes":"Observed oily sheen on a small portion of the shore, under the bridge.","checked":"review_needed","qa_notes":"Review needed: Conductivity's result of 103.1μS/cm is outside the expected range of 469.75-1409.25μS/cm (50.0% difference from the historical median for this location).\nReview needed: Oxygen's result of 5.5mg/L is outside the expected range of 6.13-12.0mg/L (3.0 standard deviations from the historical mean for this 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