{"market_id":"caiso","generated_at":"June 2026","schema_version":"1.0","claim_count":9,"claims":[{"claim_id":"pgiq:claim:caiso:pgiq_tier:june-2026","claim_type":"opinion","status":"active","subject":{"market_id":"caiso","geography_id":"pgiq:geo:caiso"},"predicate":"pgiq_tier","value":{"base":3,"label":"Workable"},"unit":null,"definition":"PGIQ tier for siting a large new electricity load; a directional screen, not a connection guarantee","project_archetype":null,"as_of":"June 2026","valid_for":{"start":"June 2026","end":null},"method":"expert_judgment","method_source_label":null,"confidence":{"source_quality":"n/a (opinion)","coverage":"all rated markets","model_uncertainty":"n/a","opinion_confidence":"High"},"sources":[{"publisher":"PGIQ methodology","title":"PGIQ methodology","url":"https://powergridiq.com/methodology","published_at":null,"retrieved_at":"June 2026","locator":"tier definitions","quote_or_field":null,"license":"public source, cited under fair use","redistribution_rights":"link and quote with attribution; no bulk redistribution"}],"transform":null,"contradictions":[],"supersedes":null,"note":"A huge, proven ecosystem (Silicon Valley), but for a new large load it is expensive, supply-tight into the evening ramp, and queue-constrained. 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The generation-versus-consumption basis, imports, delivery losses, temporal granularity, factor set, factor vintage and uncertainty are disclosed or marked unknown. Permitted for location-based grid comparison only. 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WHAT WOULD CHANGE IT: The Section 206 process settling on clear large-load connection and cost-allocation rules, and California resolving who pays for the supporting build.","schema_version":"1.0","methodology_version":"pgiq-rating-v2","definition_version":"carbon_scope@1.0;connection_process@1.0;cost_archetype@1.0;evidence_tiers@1.0;reliability_layers@1.0","content_hash":"sha256:b7c77c01fbf1be7cac42a1fe09cdc62605afb2349dcc1c37c874f34999034768"}],"gaps":[{"predicate":"local_deliverability","requires":"capacity at the substation you would connect to","state":"not_assessed","reason":"no operator publication of area or substation capacity found for this market","blocks_project_case":true}],"note":"A gap is not evidence that the risk is absent. It means we have not assessed it."}