{"hq_id":"hq-p-fod-000086","name":"Lead in School Drinking Water (Fountains and Fixtures)","category":{"primary":"food_contact","secondary":"water","tags":["lead","school water","drinking fountain","Lead and Copper Rule","children","infrastructure"]},"product_tier":"FOD","overall_risk_level":"high","description":"Lead contamination in school drinking water from lead solder in pre-1986 plumbing, brass fixtures, and galvanized iron pipe with lead deposits. Children consume 20-40% of daily water at school. EPA Lead and Copper Rule Improvements (LCRI, 2024) requires all lead service lines replaced within 10 years. No federal mandate requires schools to test for lead in drinking water — only 14 states require testing.","synthesis":{"derived_risk_level":"severe","synthesis_confidence":0.744,"synthesis_method":"compound_composition","context_used":"human_child","context_source":"product_users","exposure_modifier":0.977,"vulnerability_escalated":false,"escalation_reason":null,"compounds_resolved":1,"compounds_total":1,"synthesis_date":"2026-05-09","synthesis_version":"1.2.0","methodology_note":"exposure_modifier and adjusted_magnitude are computed from ALETHEIA-calibrated heuristics (route × duration × frequency multipliers, clamped to [0.5, 1.4]). Multipliers are directionally informed by EPA Exposure Factors Handbook (2011) and CalEPA OEHHA but are not regulatory consensus. See /api/methodology for full disclosure."},"hazard_summary":{"sensitive_populations":"children (neurodevelopmental toxicant — no safe level)","overall_risk":"high","primary_concerns":["Lead is a neurodevelopmental toxicant with no safe blood level in children","43% of tested school districts found elevated lead (GAO 2018)","Only 14 states require schools to test for lead in drinking water","Children consume 20-40% of daily water at school"],"exposure_routes":"Oral ingestion from school drinking fountains and kitchen water"},"exposure":{"routes":["oral"],"contact_types":["oral_direct"],"users":["child"],"duration":"minutes","frequency":"daily","scenarios":["Children drinking from lead-contaminated school fountains daily","First-draw water in morning containing highest lead (stagnation)","Cooking with contaminated water in school kitchens"],"notes":"No safe blood lead level in children (CDC 2012). EPA action level is 15 ppb but AAP recommends 1 ppb for school water. GAO 2018: 43% of school districts tested had elevated lead. First-draw flushing (running water 30-60 seconds) reduces lead but does not eliminate. NSF 53 certified point-of-use filters at fountains are most effective intervention."},"consumer_guidance":{"usage_warning":"Ask your school district if water has been tested for lead. Request test results. If lead exceeds 1 ppb (AAP recommendation), demand NSF 53-certified filters on all drinking fountains. Send children with filled water bottles from home as interim measure.","safer_alternatives":["NSF 53-certified point-of-use filters on school fountains","Bottle filling stations with built-in filtration","Children bringing filtered water from home","School-wide flushing protocol (run water 30-60 sec each morning)"],"red_flags":[{"indicator":"Product involved in active regulatory review or litigation","meaning":"Safety profile under scrutiny.","action":"Monitor regulatory developments and consider alternatives."}],"green_flags":[{"indicator":"Third-party testing or regulatory certification","meaning":"Independent safety verification.","verification":"Check for relevant certifications."}],"what_to_ask":[{"question":"What is the current regulatory status of this product?","why_it_matters":"Active regulatory review may indicate emerging safety concerns.","good_answer":"Compliant with current standards and monitoring developments.","bad_answer":"No awareness of regulatory status."}],"alternatives":[{"name":"NSF 53-certified point-of-use filters on school fountains","notes":"Alternative"},{"name":"Bottle filling stations with built-in filtration","notes":"Alternative"},{"name":"Children bringing filtered water from home","notes":"Alternative"}]},"regulatory":{"applicable_regulations":[{"jurisdiction":"USA","regulation":"EPA Lead and Copper Rule Improvements (LCRI, 2024)","citation":"40 CFR 141-143","requirements":"All lead service lines must be replaced within 10 years. Action level 15 ppb, trigger level 10 ppb.","compliance_status":null,"effective_date":"2024-10-08","enforcing_agency":"EPA","penalties":null,"source_ref":null}],"certifications":[],"labeling":{"required_disclosures":[],"prop65_warning":{"required":null,"chemicals":[],"endpoint":null,"notes":null},"ghs_labeling":{"required":null,"signal_word":null,"pictograms":[],"hazard_statements":[],"notes":null},"hidden_ingredients":{"trade_secret_protected":null,"categories_hidden":[],"estimated_count":null,"known_concerns":null,"notes":null},"notes":null},"recalls":[],"regulatory_gap":null,"notes":null},"lifecycle":{"recyclable":false,"disposal_guidance":"Lead pipe replacement waste: licensed contractor handling.","hazardous_waste":true,"expected_lifespan":"varies"},"formulation":{"form":"varies","key_ingredients":[{"hq_id":"hq-c-ino-000001","name":"Lead (Pb)","role":"infrastructure_contaminant","concentration_pct":"1-100+ ppb"}],"certifications":[]},"materials":{"common":[],"concerning":[],"preferred":[]},"compound_composition":[{"hq_id":"hq-c-ino-000001","compound_name":null,"role":"infrastructure_contaminant","typical_concentration":"1-100+ ppb"}],"identifiers":{"common_names":["lead in school drinking water (fountains and fixtures)"],"aliases":[],"manufacturer":null,"brands":[]},"brand_examples":[{"brand":"Rubbermaid","manufacturer":"Newell Brands","market_position":"mass_market","notable":"Food storage and kitchen brand"},{"brand":"Pyrex","manufacturer":"Corning","market_position":"mass_market","notable":"Glass food storage and bakeware"},{"brand":"OXO","manufacturer":"Helen of Troy","market_position":"premium","notable":"Kitchen tools and storage"}],"brand_examples_disclaimer":"Representative branded products of this category. Concerning ingredients listed in materials.concerning[] apply to the category, not necessarily to every named brand. Specific formulations vary by SKU and may have changed since this record was written; consult the brand's current ingredient label before drawing brand-level conclusions.","sources":[{"type":"expert_curation","name":"ALETHEIA Safety Database","date":"2026-03-25"},{"type":"regulation","title":"EPA Lead and Copper Rule Improvements (LCRI, 2024) (40 CFR 141-143)","jurisdiction":"USA","year":2024,"citation":"40 CFR 141-143","id":"src_b8425732"},{"id":"src_001","type":"cdc","title":"CDC - Lead Poisoning Prevention","url":"https://www.cdc.gov/lead-prevention/","accessed":"2026-01-13","relevance":"Blood lead reference values, no safe level doctrine","inherited_from_compound":"hq-c-ino-000001"},{"id":"src_002","type":"who","title":"WHO - Lead Poisoning Fact Sheet","url":"https://www.who.int/news-room/fact-sheets/detail/lead-poisoning-and-health","year":2024,"accessed":"2026-01-13","relevance":"Global burden statistics, health effects","inherited_from_compound":"hq-c-ino-000001"},{"type":"regulatory","title":"US Environmental Protection Agency (EPA)","jurisdiction":"USA","id":"src_defdd418","extraction":"description_reference"}],"meta":{"schema_version":"4.0.0","last_updated":"2026-03-25","timestamp":"2026-05-13T22:23:11.309Z"}}