Facility ID: 1005257 · Waste

ONTARIO CO LANDFILL

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STANLEY, NY · ONTARIO COUNTY · NAICS 562212

Data updated May 2026

115K MT CO₂e · 2023

ONTARIO CO LANDFILL sits in the upper third of EPA GHGRP reporters by latest CO₂e (#2,401 of 8,713 nationally, #53 of 246 in NY).

  • National rank #2,401 of 8,713 GHGRP facilities
  • #53 of 246 in NY
  • #241 of 1,433 in Waste
  • 25.2% of CASELLA WASTE SYSTEMS parent CO₂e
  • 2023 mix: 99.9% non-CO₂ (CH₄-led)
  • +23.6% since 2011

ONTARIO CO LANDFILL vs all U.S. GHGRP facilities

Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility

115,132 2401st of 8713 higher than 6,312 of 8,713 facilities

GHGRP facilities, banded by latest reported CO₂e (MT)

Each bar is a band; taller bars hold more facilities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source EPA Greenhouse Gas Reporting Program · 2023

Facility footprint context

This site accounts for 25.2% of CASELLA WASTE SYSTEMS reported parent CO₂e (115K MT of 457K MT ; #1 of 9 GHGRP facilities under that parent ). Inside the EPA Waste sector it ranks #241 of 1,433 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.

2023 gas mix desk

Of 115K MT CO₂e reported for 2023, non-CO₂ gases are 99.9% , led by CH₄ at 99.9% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).

CO₂
0.1%
90 MT
CH₄
99.9%
115K MT
N₂O
-
n/r

Emissions growth across reporting years

2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
Year Total CO2e (MT)
2023 115,132
2022 111,990
2021 95,175
2020 115,479
2019 106,230
2018 84,209
2017 71,742
2016 72,425
2015 72,591
2014 75,569
2013 81,856
2012 119,540
2011 93,162

Facility insight: ONTARIO CO LANDFILL

ONTARIO CO LANDFILL (GHGRP ID 1005257) is a high-volume reporter at 115K MT CO₂e in 2023 from STANLEY, NY (#2,401 of 8,713 nationally) under Waste (NAICS 562212).

From 2011 to 2023, reported CO₂e rose 23.6% (peak 120K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.

Peak year was 2012 at 120K MT CO2e; latest 2023 sits 3.7% below that peak (115K MT). The largest year-to-year move was 2012→2013 (-31.5%, 38K MT).

Frequently Asked Questions

Where does ONTARIO CO LANDFILL rank among U.S. GHGRP facilities?

According to the EPA Greenhouse Gas Reporting Program, ONTARIO CO LANDFILL ranks #2,401 of 8,713 reporting facilities by latest reported CO₂e, and #53 of 246 facilities in NY (same sort as the state facility table). See /methodology#corpus-placement.

What share of GHGRP facilities report less CO₂e than ONTARIO CO LANDFILL?

ONTARIO CO LANDFILL's 115K MT CO₂e is higher than 6,312 of the 8,713 GHGRP facilities with reported emissions (72%), an exact count from the full corpus, not an estimate.

How much CO2 does ONTARIO CO LANDFILL emit?

ONTARIO CO LANDFILL reported 115K MT CO2e in 2023.

What share of CASELLA WASTE SYSTEMS does ONTARIO CO LANDFILL represent?

ONTARIO CO LANDFILL accounts for 25.2% of CASELLA WASTE SYSTEMS's reported GHGRP CO₂e (115K MT of 457K MT), ranking #1 of 9 facilities under that parent.

What is ONTARIO CO LANDFILL's 2023 CO₂ / CH₄ / N₂O mix?

In 2023, non-CO₂ gases were 99.9% of reported CO₂e at ONTARIO CO LANDFILL, with CH₄ the larger non-CO₂ share at 99.9% (CO₂ 0.1%). Shares use the facility's GHGRP gas components for that year.

Where does ONTARIO CO LANDFILL rank inside Waste?

Among EPA GHGRP facilities tagged Waste, ONTARIO CO LANDFILL ranks #241 of 1,433 by latest reported CO₂e.

Is ONTARIO CO LANDFILL reducing emissions?

Over 13 reporting years (2011–2023), ONTARIO CO LANDFILL's emissions have increased by 23.6%. This may reflect expanded operations or increased production.

Nationwide facilities with similar CO₂e or sector

Peer sets outside NY for a top-third GHGRP emitter: CO₂e totals first, then Waste neighbors.

Data sourced from the EPA Greenhouse Gas Reporting Program (GHGRP), Facility ID 1005257. 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