Gebze Dilovası Plant

Çolakoğlu

01 Snapshot

Audit-grade Scope 1 · 2024

566,519

tCO₂ · direct · operator-audited financial-grade

cf-corrected formula (leave-one-plant-out)

539,539

-5% vs. truth

EU CBAM default

8,550,000

+1409% vs. truth

95% conformal prediction interval (formula, leave-one-plant-out, n=19): 291,976 – 997,009 tCO₂ (truth inside ✓)

95% interval restricted to steel-EAF calibration set: 521,065 – 558,668 tCO₂ (truth outside ✗ · undercoverage caveat at small n)

Open printable audit summary → One-page PDF you can hand to a verifier.

02 Facility data

Company: Çolakoğlu
Plant: Gebze Dilovası Plant
Sector: steel
City: Dilovası
Capacity: 4,500,000 t/y
Label source: disclosure
Provenance: Per-plant Scope 1 directly disclosed by operator.
Headline method: cf-corrected formula (capacity × route-EF × cf), evaluated leave-one-plant-out. +82.3% log-MAE reduction vs EU default across the 19 validatable plants.

03 Source citation

Çolakoğlu 2024 SR p82

Single-site EAF plant — direct disclosure

05 Hyperspectral coverage

2 EnMAP L2A scenes index this plant (0 with <1% cloud cover). Source: DLR EOC STAC. Following Borger et al. (2025), these scenes can yield direct CO₂ and NO₂ plume retrievals at ~30 m spatial resolution.

Lowest cloud cover scenes (showing top 5):

2024-02-23T09:21:41.606143Z · cloud cover 1% · ENMAP01-____L2A-DT0000062521_20240223T092139Z_004_…
2025-11-17T09:32:31Z · cloud cover 1% · ENMAP01-____L2A-DT0000164236_20251117T093231Z_005_…

Downloads require a free DLR EOWEB account (see enmap_access_howto.md).

06 Verify / correct

If you're an operator or analyst with a more recent disclosure than what's shown above:

Open a pull request adding a row to data/tr_facility_known_emissions.csv (source).
Or email hi@barisgunaydin.com with the source PDF.
Or use the claim-your-facility form on the bench page.

Corrections that include a verifiable public source land within 24 hours. All data is Apache-2.0 licensed; methodology at iz-mrv.pages.dev/paper.