EPA GHGRP · state profile · ME
Maine - lower-footprint state profile
According to the EPA's Greenhouse Gas Reporting Program (GHGRP), a smaller state total: 3.6M MT CO₂e across 35 reporting facilities in ME.
- among states
- #49
- Total CO₂e - Mid-size emitter
- 3.6M MT
- Facilities
- 35
- Companies
- 25
- Avg / facility - Mid intensity
- 102K MT
Data updated May 2026
Maine reports 3.6M MT CO₂e from 35 EPA GHGRP facilities and 25 parent companies (#49 of 54 U.S. states by aggregated facility CO₂e), led by CPN MANAGEMENT at 871K MT (~24% of the state total).
- #49 of 54 states
- CPN MANAGEMENT 24.4% of state
- 0.1% of U.S. GHGRP total
- Avg 102K MT per facility · May 2026
In-state concentration desk
CPN MANAGEMENT accounts for 24.4% of reported Maine CO₂e (871K MT of 3.6M MT). The top three in-state reporters hold 47.3% (CPN MANAGEMENT; ND PAPER; Vistra). Shares use EPA GHGRP facilities sited in ME only, not each parent's company-wide total.
- Maine is 0.1% of the 2.57B MT U.S. GHGRP facility rollup across 54 jurisdictions.
- Leading EPA sector by CO₂e: Power Plants at 44.4% (1.6M MT across 7 facilities) - orthogonal to the facility-count sector mix below.
- Trails Rhode Island by 575K MT on the same state ranking.
- Leads New Hampshire by 1.1M MT on the same state ranking.
Maine vs all states by reported GHGRP CO₂e
Where this state's aggregated facility Scope 1 sits among every state and territory in the EPA GHGRP file (readout in million MT)
4 49th of 54 higher than 5 of 54 states
States and territories, banded by total reported facility CO₂e (MT)
Each bar is a band; taller bars hold more states. 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 · May 2026
Facility mix · EPA sector count
How 35 Maine facilities split by EPA sector
Exclusive in-state facility counts by EPA industry_sector, orthogonal to the leading-parent CO₂e share lens above. Source: EPA GHGRP facility reports in Maine.
Facility mix · Scope 1 size bands
How 35 Maine facilities split by latest reported Scope 1
Exclusive in-state facility counts by latest reported Scope 1 size band, orthogonal to the EPA sector mix above. Source: EPA GHGRP facility reports in Maine.
Largest corporate emitters in Maine
Maine - top corporate emitters (MT CO₂e)
State insight: Maine
Maine (ME) reports 3.6M MT CO₂e from 35 EPA GHGRP facilities operated by 25 companies (#49 of 54 states by aggregated facility CO₂e). Per-facility average is about 102K MT. Power Plants leads the in-state CO₂e mix at 44.4%.
Top in-state reporters: CPN MANAGEMENT, ND PAPER, Vistra (together 47.3% of the ME total). These are Scope 1 facility reports only - not a full state inventory or company-wide footprint. See methodology.
Top companies in Maine
Top facilities in Maine
Nationwide peers for a lower-footprint state
Comparison paths for a smaller GHGRP state total: nearest CO₂e rollups and facility-count neighbors outside ME.
Similar reported CO₂e
Nearest states by aggregated facility CO₂e (3.6M MT here).
Similar facility inventory
Nearest states by GHGRP reporting facility count (35 here).
State totals aggregate EPA Greenhouse Gas Reporting Program (GHGRP) facility reports sited in Maine (ME). Figures reflect facility self-reporting, not a full state inventory. See our methodology. Retrieved and formatted by PlainCarbon
Related reading: Understanding corporate carbon reporting · All states · Methodology
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the EPA Greenhouse Gas Reporting Program (GHGRP). Consult a qualified professional before making decisions based on this data.