EPA GHGRP · state profile · NH
New Hampshire - lower-footprint state profile
According to the EPA's Greenhouse Gas Reporting Program (GHGRP), a smaller state total: 2.4M MT CO₂e across 19 reporting facilities in NH.
- among states
- #50
- Total CO₂e - Mid-size emitter
- 2.4M MT
- Facilities
- 19
- Companies
- 15
- Avg / facility - High intensity
- 127K MT
Data updated May 2026
New Hampshire reports 2.4M MT CO₂e from 19 EPA GHGRP facilities and 15 parent companies (#50 of 54 U.S. states by aggregated facility CO₂e), led by CPN MANAGEMENT at 1.3M MT (~54% of the state total).
- #50 of 54 states
- CPN MANAGEMENT 53.8% of state
- 0.1% of U.S. GHGRP total
- Avg 127K MT per facility · May 2026
Top-reporter concentration desk
CPN MANAGEMENT dominates the in-state book at 53.8% of reported New Hampshire CO₂e (1.3M MT of 2.4M MT). Top-three reporters hold 77.1% (CPN MANAGEMENT; ESSENTIAL POWER; GRANITE SHORE POWER). Shares use EPA GHGRP facilities sited in NH only, not each parent's company-wide total.
- New Hampshire is 0.1% of the 2.57B MT U.S. GHGRP facility rollup across 54 jurisdictions.
- Leading EPA sector by CO₂e: Power Plants at 77.2% (1.9M MT across 6 facilities) - orthogonal to the facility-count sector mix below.
- Trails Maine by 1.1M MT on the same state ranking.
- Leads Guam by 1.0M MT on the same state ranking.
New Hampshire 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)
2 50th of 54 higher than 4 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 19 New Hampshire 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 New Hampshire.
Facility mix · Scope 1 size bands
How 19 New Hampshire 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 New Hampshire.
Largest corporate emitters in New Hampshire
New Hampshire - top corporate emitters (MT CO₂e)
State insight: New Hampshire
New Hampshire (NH) reports 2.4M MT CO₂e from 19 EPA GHGRP facilities operated by 15 companies (#50 of 54 states by aggregated facility CO₂e). Per-facility average is about 127K MT. Power Plants leads the in-state CO₂e mix at 77.2%.
Top in-state reporters: CPN MANAGEMENT, ESSENTIAL POWER, GRANITE SHORE POWER (together 77.1% of the NH total). These are Scope 1 facility reports only - not a full state inventory or company-wide footprint. See methodology.
Top companies in New Hampshire
Top facilities in New Hampshire
Nationwide peers for a lower-footprint state
Comparison paths for a smaller GHGRP state total: nearest CO₂e rollups and facility-count neighbors outside NH.
Similar reported CO₂e
Nearest states by aggregated facility CO₂e (2.4M MT here).
State totals aggregate EPA Greenhouse Gas Reporting Program (GHGRP) facility reports sited in New Hampshire (NH). 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.