{"id":"british-columbia","rid":"BC","name":"British Columbia","flag":"🇨🇦","group":"canada","type":"market","parent":null,"regions":null,"tier_range":null,"tier":2,"tier_name":"Strong","score":70,"pillar_score":75,"pillar_tier":2,"pillar_tier_name":"Strong","reliability":{"assessed":true,"level":"watch","dock":5,"provisional":false,"confidence":"Med-High","delivery_transmission":{"level":"none"},"delivery_distribution":{"level":"none"},"forward_capacity":{"level":"watch","measure":"assessed","note":"Multi-year drought made BC Hydro a net electricity importer for the first time in years: about 13,600 GWh (roughly 25% of supply) imported in fiscal 2024 at nearly C$1.4 billion, as demand rises. Deep hydro dependence adds a hydrology-driven adequacy risk.","sources":[{"label":"BC Hydro drought imports (BIV)","url":"https://www.biv.com/news/bc-turns-to-electricity-imports-amid-prolonged-drought-11913589"}]},"read":"Minor flags found","level_means":"reviewed; flags found"},"reliability_dock":5,"regulatory_momentum":null,"scheduled_changes":null,"queue":null,"friction":null,"connection_pathway":null,"service_evidence":{"contractual_service_held":false,"local_capacity_state":"not_assessed","local_capacity_depth":0,"cost_basis":null,"territory_count":0},"reliability_metrics":null,"forward_cost":null,"tariff":{"usd_per_kwh":0.04,"native":"about 5 to 6 cents CAD per kWh","basis":"regulated, BC Hydro Transmission Service large-industrial rate"},"realized_cost":null,"cost_availability":{"label":"Standardized cost observable","means":"A comparable recurring-cost band can be built from observable, applicable inputs for the standard archetype.","user_action":"Use the band, with its stated confidence and boundary.","class":"standardized_observable","band_published":true},"cost_evidence_state":{"state":"applicable_evidence_incomplete","answerable":"conditionally","label":"Applicable, evidence incomplete","means":"The archetype can buy the service and the band is sound, but some published figures do not yet carry their own source, date, method and confidence.","remedy":"Finish the per-line provenance. No new access or negotiation is required.","also_holds":[],"vocabulary_version":"evidence-state-1.0"},"jurisdiction_evidence":null,"cost_structure":null,"cost_withdrawn":null,"cost_correction":null,"carbon_correction":{"defect":"#321","status":"corrected_below_own_fossil_floor","withdrawn":"2026-09-09","corrected":"2026-09-09","headline":"British Columbia carbon intensity corrected: it was below the floor its own fuel mix implies","version":"carbon-correction-1.0","field":"grid.carbon_intensity_g","defects_closed":["#321"],"full_record_and_superseded_values_at":"https://powergridiq.com/data/corrections.json","url":"https://powergridiq.com/corrections#carbon-british-columbia"},"carbon_official_reference":{"publisher":"Environment and Climate Change Canada","publication":"National Inventory Report 1990-2024: Greenhouse Gas Sources and Sinks in Canada","table":"A7-11","jurisdiction":"British Columbia","year":"2024","preliminary":true,"unit":"gCO2eq/kWh","boundary":"operational_combustion","boundary_label":"generation_intensity","boundary_quote":"A “generation intensity” indicator is derived to reflect the GHG emissions intensity of electricity as it is delivered to the electricity grid.","generation_intensity":16.712,"consumption_intensity_not_adopted":18.064,"why_consumption_not_adopted":"SF6 is not combustion, and the denominator is not generation. This is a wider boundary than operational_combustion. Publishing it as if it were operational would repeat the mixed-boundary defect corrected on 8 September.","scope_excludes":"autoproducers (main activity producers only)","licence":"Open Government Licence - Canada","url":"https://data-donnees.ec.gc.ca/data/substances/monitor/canada-s-official-greenhouse-gas-inventory/C-Tables-Electricity-Canada-Provinces-Territories/","read_on":"2026-09-09","published_value":26,"published_value_basis":"derived_by_powergridiq_from_stated_mix","official_value":16.7,"difference_published_minus_official":9.3,"which_one_is_served_by_this_api":"published_value","adoption_status":"not_adopted_pending_review","why_not_adopted":"Publication of changed carbon intensities is on the approval list, and this changes nine at once, which is separately a mass numerical correction. Two of the nine were corrected sixteen hours ago under carbon-correction-1.0, so this would be the second movement of the same field in one day and the public record has to say so plainly.","what_this_means_for_the_rating":"Nothing either way. carbon_intensity_g is not an input to the PGIQ Rating -- the carbon pillar is a separate, assessed field -- so neither the published value nor the official one moves a tier, score, pillar or outlook.","caveats":["Annex 7 states: \"The analysis in this section only includes main activity producers.\" Autoproducers -- industrial sites generating for their own use, such as pulp mills and refinery cogeneration -- are excluded from both the emissions and the generation. A grid average that included them would differ, and in a province with heavy industrial self-generation it would differ materially.","The 2024 column carries footnote a, \"Preliminary data\". It is the current official figure and it is expected to be revised in a later submission.","Annex 7 footnote 1: Statistics Canada occasionally revises historic data, which can change values across the whole series, not just the latest year. A figure adopted from this table is a figure that will move."],"observed_generation_mix_2024":{"gas_pct":2.57,"coal_pct":0,"all_combustion_pct":3.78,"total_generation_gwh":50186.384,"basis":"share of electricity GENERATED, main activity producers, ECCC Annex 7","stated_fuel_mix_on_this_record_is":"a different and unsourced quantity. It is not known to be a generation share, and where the two can be compared they differ in both directions."}},"partial_cost_verified":null,"cost_pillar_calculation":null,"evidence":{"source_reliability":"Moderate","coverage":"Partial","coverage_dimensions":1,"last_reviewed":"June 2026","measured_layers":1,"data_layers":2,"layers":[{"layer":"PGIQ Rating opinion","method":"opinion","vintage":"June 2026","freshness":"Current","source_url":"https://powergridiq.com/methodology"},{"layer":"Reliability review","method":"assessed","vintage":"2025","freshness":"Fresh","source_url":"https://www.biv.com/news/bc-turns-to-electricity-imports-amid-prolonged-drought-11913589"},{"layer":"Large-user tariff","method":"administered","vintage":"2026","freshness":"Fresh","source_url":"https://app.bchydro.com/accounts-billing/rates-energy-use/electricity-rates/transmission_rate.html"}]},"outlook":"Positive","confidence":"High","under_review":false,"thesis":"Cheap, clean BC Hydro power, fresh supply from the Site C dam, and a grid genuinely open to data centres. It sits just below the top tier only because relatively little large-load build has landed here yet.","pillars":{"access":68,"availability":80,"cost":95,"momentum":42,"carbon":99},"pillar_rationale":{"access":"Open access: BC Hydro courts data centers (a crypto pause aside).","availability":"High availability: Site C (~1,100 MW, online 2024-25) adds firm supply.","cost":"Cheap power.","momentum":"Modest but building momentum.","carbon":"Near-zero operational carbon (~10 g), hydro."},"offtake_opportunity_index":60,"demand_hunger":28,"build_feasibility":68,"supplier_signals":{"bess_arbitrage_usd_mwh":5,"bess_arbitrage_pct":60,"solar_capture_pct":91,"wind_capture_pct":101},"outlook_drivers":{"upgrade":["Data-center build accelerates and proves the market.","Continued hydro surplus attracts firm tenants."],"downgrade":["A small-grid scale ceiling for repeated hyperscale.","Policy limits on new large load."]},"risks":["Revealed-demand maturity.","Hydrological variability."],"peers":{"like":"Quebec / Manitoba (cheap clean hydro)","ahead":"on openness vs Quebec","behind":"ERCOT on momentum"},"sources":[{"label":"BC Hydro / CER","url":"https://www.cer-rec.gc.ca/"}],"latest_action":{"date":"June 2026","type":"New rating","note":"New rating: Tier 2 Strong assigned (borderline Tier 1).","trigger":null},"grid":{"price_usd_mwh":9,"carbon_intensity_g":26,"renewable_pct":93,"renewable_generation_share_pct":93,"low_carbon_generation_share_pct":93,"fuel_mix":{"hydro":86,"wind":5,"gas":7,"solar":1,"biofuel":1},"demand_mw":9800,"capacity_mw":18000,"imports_mw":100,"exports_mw":600,"firm_capacity_mw":null,"firm_capacity_availability":"insufficient_evidence","firm_capacity_basis":null,"est_peak_mw":13230,"firm_headroom_mw":null,"firm_headroom_availability":"dependency_unavailable","peak_stress_pct":null,"peak_stress_availability":"dependency_unavailable","adequacy_required_input":"capacity_mix_mw with a declared basis, or an official dependable or accredited capacity from the operator","price_cycle":"hydro","price_basis":"not_reviewed","price_absent_reason":null,"price_source":"modelled-baseline","price_as_of":null,"price_vintage":"undated_modelled_baseline","price_is_live":false,"carbon_intensity_unit":"gCO2eq/kWh","carbon_measurement_boundary":"operational_combustion","carbon_calculation_method":"structural_estimate","carbon_emission_factor_source":null,"carbon_basis_withdrawn":true,"carbon_imports_treatment":"not_accounted","carbon_provenance_state":"structural","carbon_decision_eligibility":"insufficient_evidence","carbon_confidence":"low","source":"modelled-baseline"},"evidence_depth":{"use_case":"project_case","use_case_label":"Standardized Project Case","overall":"not_assessed","overall_permits":"Not assessed. Treat as an open diligence item; absence of a finding is not evidence of low risk.","insufficient_evidence":true,"unassessed_required_fields":["cost","connection"],"project_ready":false,"blocking_fields":["cost","connection","reliability"],"fields":{"cost":"not_assessed","connection":"not_assessed","reliability":"M2 Compiled","carbon":"M2 Compiled","regulatory":"not_assessed","local_capacity":"not_assessed"},"by_use_case":{"discovery":{"label":"Discovery and monitoring","matrix_version":"1.0","tier":"not_assessed","ready":false,"blocking_fields":["cost","connection"],"insufficient_evidence":true,"why":"not assessed here: cost, connection"},"market_comparison":{"label":"Market comparison","matrix_version":"1.0","tier":"not_assessed","ready":false,"blocking_fields":["cost","connection","reliability"],"insufficient_evidence":true,"why":"not assessed here: cost, connection"},"project_case":{"label":"Standardized Project Case","matrix_version":"1.0","tier":"not_assessed","ready":false,"blocking_fields":["cost","connection","reliability"],"insufficient_evidence":true,"why":"not assessed here: cost, connection"},"project_case_carbon":{"label":"Project Case with a carbon requirement","matrix_version":"1.0","tier":"not_assessed","ready":false,"blocking_fields":["cost","connection","reliability","carbon"],"insufficient_evidence":true,"why":"not assessed here: cost, connection"},"site_diligence":{"label":"Conditional site diligence","matrix_version":"1.0","tier":"not_assessed","ready":false,"blocking_fields":["cost","connection","reliability","local_capacity"],"insufficient_evidence":true,"why":"not assessed here: cost, connection, local capacity"}},"reliability_layers":{"bulk_historical":{"state":"unknown","method":null},"forward_adequacy":{"state":"held","method":"assessed"},"local_delivery":{"state":"unknown","method":null},"contractual_service":{"state":"unknown","method":null},"designed_site_resilience":{"state":"unknown","method":null}},"definition_version":"carbon_scope@1.0;connection_process@1.0;cost_archetype@1.0;evidence_tiers@1.0;reliability_layers@1.0","scale":"M1 broad / M2 compiled / M3 project-ready / M4 local; cumulative, so each tier includes the ones below it. Assigned per field from held evidence with provenance. Not a rating strength, confidence score or feasibility conclusion."},"next_review":"2026-10-15","report_url":"https://powergridiq.com/rating/british-columbia","as_of":"June 2026","evidence_layers":{"version":"evidence-layers-1.0","band":{"state":"insufficient_evidence","label":"Insufficient evidence","means":"No band is published because the available evidence does not support one.","reproducible":false},"component":null,"cost_pillar":{"state":"analyst_assessment","label":"Analyst assessment","means":"The score is a judgement recorded with a written cost-specific rationale. It is not calculated from a formula and does not claim to be.","reproducible":false},"layers_are_independent":"Band, component and cost-pillar evidence are separate judgments. A market may have a sound, applicable band and an illustrative component breakdown at the same time. Do not read a component-evidence limitation as a statement about the band."}}