Home / United States / Petrochemical plants / Indorama Ventures Olefins, LLC, Carlyss, La

Indorama Ventures Olefins, LLC, Carlyss, La

Petrochemical in United States. Approximate location 30.19183, -93.33069.

PetrochemicalUnited StatesCO₂ estimate (modelled)

Indorama Ventures Olefins, LLC, Carlyss, La is a petrochemical in United States. Its listed capacity is 440,000 t of ethylene. Petrochemical plants crack hydrocarbons at very high temperatures to produce ethylene, propylene and other building-block chemicals — one of the most heat-intensive industrial processes. It is operated by Idorama Ventures. By capacity it ranks #24 among 26 petrochemical plants in United States. It emits about 558,581 t CO₂e a year from Climate TRACE, roughly comparable to the annual emissions of 130k passenger cars.

440,000t of ethylene
558,581t CO₂e / yr (Climate TRACE)
#228CO₂ rank in United States
1.27t CO₂ per capacity unit

Facility data: Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0), id ct-18648339.

Data status

Known source data

FacilityIndorama Ventures Olefins, LLC, Carlyss, La Climate TRACE
CountryUnited States Climate TRACE
Coordinates30.19183, -93.33069 Climate TRACE
Sector / subsectorpetrochemical-steam-cracking Climate TRACE
Reported capacity440,000 t of ethylene Climate TRACE
Owner / operatorIdorama Ventures Climate TRACE
EPA parent companyINDORAMA VENTURES USA HOLDINGS LP US EPA GHGRP
EPA NAICS325199 US EPA GHGRP
Modelled CO₂e558,581 t/yr Climate TRACE
Measured CO₂ cross-check521,863 t/yr measured cross-check · GHGRP 2023

Calculated from the dataset

United States rank#228 of 1910 · top 11.9% calculated
Global petrochemical-steam-cracking rank#164 of 218 · top 75.2% calculated
Climate contextderived from coordinates calculated

Not available

Fuel typeNot available not in dataset
Thermal capacity (MW)Not available not in dataset

Source data, measured cross-checks and calculated values are kept separate. No confidence percentage is invented.

Similar facilities by modelled emissions

Same Climate TRACE subsector; closest non-placeholder modelled CO₂e values. Russia and Belarus excluded.

Operating power plants within 50 km

PowerAtlas operating assets, ordered by great-circle distance from published coordinates.

In context: how this facility compares

At 440,000 t of ethylene, Indorama Ventures Olefins, LLC, Carlyss, La is below the median petrochemical in United States (1,134,000 t of ethylene). Subsector: petrochemical-steam-cracking. As petrochemical, it requires high process heat (typically 300–800°C) for its core industrial operations — heat that must be supplied by boilers, furnaces or direct combustion, and losses through uninsulated vessels and piping represent wasted fuel. Removable modular insulation can cut those losses by 80–96%, surface-cooling equipment to ≤45°C, with payback often under 2 years. Petrochemical plants crack hydrocarbons at very high temperatures to produce ethylene, propylene and other building-block chemicals — one of the most heat-intensive industrial processes.

Capacity & CO₂-intensity comparison computed from Climate TRACE industrial facilities data; sector role based on engineering reference.

What 558,581 t CO₂e a year looks like

This facility's estimated annual CO₂e (Climate TRACE, modelled) in everyday equivalents from the US EPA Greenhouse Gas Equivalencies calculator:

130kcars driven for a year
73khomes' annual energy use
9.3 milliontree seedlings grown 10 years

Equivalencies: US EPA Greenhouse Gas Equivalencies. Emissions: Climate TRACE.

Carbon cost, Scope 1 & decarbonization potential

At its reported 559k t CO₂e/yr (Scope 1), Indorama Ventures Olefins, LLC, Carlyss, La carries no domestic carbon price; petrochemicals are not a CBAM-covered good, so there is no border-carbon liability. At the EU ETS reference price (€75/t) the emissions carry an indicative carbon value of €42.1M/yr. The fastest decarbonization lever is energy efficiency: eliminating heat loss on hot equipment (removable insulation, steam & waste-heat recovery) typically cuts 2–5% of fuel-related CO₂ — here ≈11k t–28k t/yr, worth €842k€2.1M, with payback up to 2 years. No domestic carbon price — but cement, steel, aluminium, fertilizer and hydrogen exported to the EU face CBAM at €75/t (rising to 100% by 2034).

Measured CO₂: 522k t/yr — verified GHGRP (reporting year 2023) (7% below the modelled estimate). Modelled estimate 559k t/yr (Climate TRACE), high-confidence match, cross-checked via the measured-vs-modelled dataset (n=711).

559k t CO₂e / yrScope 1 emissions
€42.1M/yrindicative carbon value (not a CBAM liability)
11k t–28k t/yr ≈ €842k€2.1MDecarbonization potential

Carbon price: EU CBAM €75/t · EU ETS €79/t, July 2, 2026, refreshed live via Carbon Hub. CO₂: measured (GHGRP RY2023), cross-checked vs Climate TRACE. Efficiency range: US DOE / ASTM C680 (method). Indicative carbon value, not the cash bill — free allocation applies; not compliance advice. Estimate the saving for this site →

Capacity vs largest petrochemical plants in United States

ExxonMobil Chemical Co., Baytown,Tex.: 3,500,000 t of ethylene3.5MExxonMobil…Formosa Plastics Corp. USA, Point Comfort,Tex: 2,883,000 t of ethylene2.9MFormosa Pl…Chevron Phillips Chemical, Cedar Bayou,Tex: 2,600,000 t of ethylene2.6MChevron Ph…Dow Chemical Co., Freeport (LHC 7),Tex: 2,090,000 t of ethylene2.1MDow Chemic…Chevron Phillips Chemical, Sweeny,Tex: 1,950,000 t of ethylene1.9MChevron Ph…LyondellBasell Industries, Channelview,Tex.: 1,860,000 t of ethylene1.9MLyondellBa…INEOS Olefins and Polymers, Chocolate Bayou,Tex: 1,860,000 t of ethylene1.9MINEOS Olef…Westlake Petrochemicals Corp., Sulphur #1,La: 1,520,000 t of ethylene1.5MWestlake P…

Listed capacity (t of ethylene), Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0).

Operator

Operated by Idorama Ventures.

Local climate

Indorama Ventures Olefins, LLC, Carlyss, La sits in a humid subtropical climate zone (Köppen Cfa), at 30.2°N in the northern hemisphere.

~18°Ctypical annual mean
~27°Ctypical warm-season
Humid subtropical: hot summers and mild winters

Köppen zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).

Site climate & environmental severity

The local climate sets how fast unprotected steel, protective coatings and the insulation on hot process equipment degrade at this site. It sits in an aggressive, high-corrosion environment (estimated ISO 9223 class C5 — Very high), with marine salt corrosion the leading environmental stress.

C5ISO 9223 corrosivity (indicative)
49/100environmental-severity index
17.4°Cseasonal temperature swing
48 kmdistance to coast
Very highCUI risk tier

In this site’s local climate, a bare 150 °C surface sheds about 1300 W/m² to ambient — roughly 1.00× the loss at a 20 °C reference; removable insulation recovers about 1235 W/m² of that. Reference-surface calculation at a 150 °C surface from WorldClim climate normals (ASTM C680 / ISO 12241) — an indicative per-climate comparison, not a measurement of this site’s specific equipment. Open method dataset: DOI 10.5281/zenodo.20787408 (CC BY 4.0).

Higher environmental severity is exactly where protective removable insulation pays back most: a sheltered micro-climate slows corrosion, UV and thermal-cycling damage and extends outdoor hardware service life. This is an indicative site-climate context — not a condition assessment of any specific plant or operator.

Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.

How it compares & nearby sites

The #24 largest of 26 petrochemical plants in United States by listed capacity (Climate TRACE).

Nearby industrial sites

Location

Coordinates 30.19183, -93.33069. View on OpenStreetMap.

Heat loss & insulation profile

For a petrochemical, the main modular-insulation targets are steam crackers, quench towers, fractionators, heat exchangers, steam lines, valves & flanges. Typical hot-surface ranges used for screening: 150–550 °C.

Safety & the no-regret first step

Start with a thermal survey of valves, flanges, doors and bends. Removable modular insulation keeps maintenance access open while lowering exposed-surface temperature and wasted heat.

United States: funding & obligation

Funding. Investment tax credit up to 30% of qualified investment incl. industrial decarbonization; open to small/medium/large manufacturers. official source · verified 2026
Status: ~$6B of $10B allocated Jan-2025; remaining capacity + IRA status under political review — verify before 'apply now'.

Obligation. None at federal level (voluntary). Some states have their own programs. (applies as a rule above the stated threshold — we do not hold this site's metered energy use). · verified 2026

Programme terms verified 2026-06-18; confirm the current open phase before applying. Eligibility depends on a site's energy use / headcount, which we do not hold — not a per-facility eligibility determination.

Frequently asked questions

What type of facility is Indorama Ventures Olefins, LLC, Carlyss, La?

Indorama Ventures Olefins, LLC, Carlyss, La is a petrochemical in United States. Petrochemical plants crack hydrocarbons at very high temperatures to produce ethylene, propylene and other building-block chemicals — one of the most heat-intensive industrial processes.

What capacity is listed for Indorama Ventures Olefins, LLC, Carlyss, La?

The open dataset lists 440,000 t of ethylene of capacity for Indorama Ventures Olefins, LLC, Carlyss, La.

How much CO₂ does Indorama Ventures Olefins, LLC, Carlyss, La emit?

The page uses about 558,581 t CO₂e/year from the open dataset It ranks #228 among facilities in United States by estimated CO₂.

Where is Indorama Ventures Olefins, LLC, Carlyss, La located?

Indorama Ventures Olefins, LLC, Carlyss, La is in United States at approximately 30.19183, -93.33069.

Who operates Indorama Ventures Olefins, LLC, Carlyss, La?

The operator recorded in the open dataset is Idorama Ventures.

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