Facility ID: 1008310 · Petroleum Product Suppliers

DIAMOND SHAMROCK REFINING VALERO

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THREE RIVERS, TX · LIVE OAK COUNTY · NAICS 324110

Data updated May 2026

668K
MT CO2e (2023)
13
Reporting Years
TX
State

Annual Emissions History

2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
Year Total CO2e (MT)
2023 668,326
2022 702,322
2021 697,299
2020 625,533
2019 754,625
2018 672,040
2017 579,817
2016 711,772
2015 740,535
2014 718,374
2013 696,277
2012 693,965
2011 761,322

Facility Insight: DIAMOND SHAMROCK REFINING VALERO

DIAMOND SHAMROCK REFINING VALERO (EPA GHGRP Facility ID 1008310) reported 668K metric tons of CO2-equivalent in 2023, operating in THREE RIVERS, TX within LIVE OAK COUNTY. The site is classified under Petroleum Product Suppliers with NAICS code 324110.

The facility has 13 years of reported data on record, covering the 2011–2023 window. Over that period, annual CO2e emissions declined by 12.2%, with the peak observed year showing up to 761K MT CO2e.

Emissions Analysis

DIAMOND SHAMROCK REFINING VALERO is a moderate emitter at 668K MT CO2e, typical of mid-sized industrial operations.

Frequently Asked Questions

How much CO2 does DIAMOND SHAMROCK REFINING VALERO emit?

DIAMOND SHAMROCK REFINING VALERO reported 668K MT CO2e in 2023.

Is DIAMOND SHAMROCK REFINING VALERO reducing emissions?

Over 13 reporting years (2011–2023), DIAMOND SHAMROCK REFINING VALERO's emissions have decreased by 12.2%. This suggests meaningful progress in emissions reduction.

Data sourced from the EPA Greenhouse Gas Reporting Program (GHGRP), Facility ID 1008310. Data subject to facility self-reporting, not compliance advice. See our methodology for how this data is sourced, computed, and verified. Retrieved and formatted by PlainCarbon Editorial