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CompareFloodlight vs First Street
Updated: Week of 2026-05-25

Floodlight vs First Street

Physical climate risk analytics provider specialising in property-level flood, wildfire, heat, and wind risk assessment for real estate, insurance, and mortgage applications across the US.

Floodlight: 17/17 full
First Street: 3/17 full
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firststreet.org
Data Foundation
Feature
Floodlight
First Street

Satellite-verified emissions data

Emissions figures derived from independent atmospheric satellite observations, not reported disclosures or emissions factors.

Asset-level monitoring

Emissions and risk scores tied to individual facilities, buildings, or assets - not rolled-up sector or company averages.

Both are asset-level. First Street at the property level for physical risk; Floodlight for emissions measurement.

Independent third-party verification

Data produced without reliance on issuer self-disclosure; independently reproducible and auditable by third parties.

First Street physical models are independently developed; no emissions verification.

Continuous / near-real-time monitoring

Emissions tracked on an ongoing basis with alerts for anomalies; not a once-a-year snapshot.

Global asset coverage (190+ countries)

Coverage of industrial and commercial assets worldwide, not limited to North America or Western Europe.

First Street covers US properties only.

GHG Emissions
Feature
Floodlight
First Street

Scope 1 direct emissions

Direct emissions from owned or controlled sources including combustion, process emissions, and fugitive releases.

Scope 3 / PCAF financed emissions

Financed emissions across lending and investment portfolios aligned with PCAF data quality scores 1-3.

Methane and fugitive emissions detection

Detection of methane leaks, venting, and flaring events often missed by factor-based inventories.

CBAM embedded emissions reporting

Facility-level embedded emissions per CN code for EU Carbon Border Adjustment Mechanism importer reporting.

Climate Risk
Feature
Floodlight
First Street

Physical climate risk assessment

Asset-level exposure scores for flood, heat stress, wildfire, sea-level rise, water stress, hurricane, and other perils.

First Street has deep property-level flood and wildfire models for US real estate - a genuine strength in that niche.

Transition risk assessment

Exposure to regulatory carbon costs, stranded-asset risk, and technology disruption under decarbonisation scenarios.

Climate Value-at-Risk (Climate VaR)

Probabilistic financial loss estimate under named climate scenarios, in the same units as market and credit VaR.

NGFS Phase V scenario alignment

Stress-testing across all six NGFS Phase V reference pathways (Net Zero 2050, Below 2C, Delayed Transition, etc.).

Regulatory Compliance
Feature
Floodlight
First Street

CSRD / ESRS E1 compliance

Data mapped to CSRD ESRS E1 data-point IDs including E1-5, E1-6, and E1-9 financial-effects table.

SFDR / Principal Adverse Impact (PAI)

PAI indicators for Article 8 and 9 funds including GHG intensity, biodiversity, water, and social metrics.

Auditability
Feature
Floodlight
First Street

Full audit trail and data provenance

Every figure traceable to satellite overpass, model version, and confidence band - reproducible by external reviewers.

Platform
Feature
Floodlight
First Street

REST API access

Programmatic access to all data via documented REST API with pre-trade and portfolio query modes.

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Honest verdict

Where Floodlight wins

First Street is a US-focused physical risk specialist with no GHG emissions, carbon accounting, transition risk, or regulatory compliance capability. Floodlight provides the full picture - independently measured emissions alongside physical and transition climate risk - covering CSRD, PCAF, CBAM, SFDR, and NGFS scenario analytics that First Street does not address. For financial institutions operating globally, First Street's US-only geographic scope is also a significant constraint.

Where First Street wins

First Street has developed granular, property-level flood and wildfire risk models for US real estate that are used by mortgage lenders, real estate platforms, and insurance underwriters. Its publicly accessible risk scores have been widely cited and validated by academic and government researchers. For US residential mortgage portfolios and real estate investment, First Street's property-level granularity and local government regulatory integration are significant strengths.

Ready to see Floodlight in action?

Schedule a demo to learn how Floodlight can help you monitor emissions and assess climate risk with satellite-verified data.