New Jersey Electricity Emission Factor 2023

EPA eGRID2023 Rev2 · 2 eGRID subregions · Clean

New Jersey's electricity grid has a CO2e emission factor of 421.0 lb/MWh (0.1910 kg/kWh) - 45% cleaner than the US average. The grid is 57% carbon-free and 23% renewable. These are the official EPA eGRID2023 values used for GHG Protocol Scope 2 location-based emissions reporting.

421.0
lb CO2e / MWh
0.1910
kg CO2e / kWh
57%
Carbon-free
23%
Renewable

eGRID Subregions in New Jersey

New Jersey spans 2 eGRID subregions. Use the ZIP-level API to get the exact factor for each facility.

SubregionNamelb CO2e/MWhkg/kWhCarbon-freeRating
RFCE RFC East 599.17 0.2718 40.4% Clean
NYUP NPCC Upstate NY 242.776 0.1101 74.1% Very Clean

Generation Mix

Solar1.0%
Wind1.0%
Nuclear36.4%
Hydro1.1%
Natural Gas54.1%
Coal4.7%
Biomass0.9%
Other Fossil0.7%

Generation mix shown for RFCE (primary subregion). See subregion pages for full breakdowns.

Electricity cost in New Jersey

Latest monthly state-level average rate (EIA Form 861, 2026-04):

Sector$/kWh
Residential$0.2353
Commercial$0.1677
Industrial$0.1522
All sectors$0.1902

State-level averages, not utility-specific tariffs. For exact pricing, check your utility's published rate schedule.

24-hour grid carbon profile

Average hourly CO2e intensity across the last 7 days from PJM Interconnection (NJ's balancing authority). Red = dirtiest, green = cleanest. Data: EIA-930 (~24h lag).

Hours in local standard time. Swing: 1.16× between cleanest (09:00 local) and dirtiest (22:00 local).

Read full guide on hourly grid carbon intensity →

Derived metrics for New Jersey

kWh to CO2 Calculator - New Jersey

Using New Jersey average: 421.0 lb CO2e/MWh = 0.1910 kg/kWh. Source: EPA eGRID2023.

How to Use New Jersey's Emission Factor for Scope 2 Reporting

For GHG Protocol Scope 2 location-based emissions reporting, multiply each facility's electricity consumption by the emission factor for its ZIP code's eGRID subregion. Facilities in different parts of New Jersey may be in different subregions - use the API to get the exact factor by ZIP code.

curl "https://emission-factors.com/api/lookup?zip=YOUR_ZIP"

Compare with Other States

Delaware
599 lb/MWh
Maryland
788 lb/MWh
New York
766 lb/MWh
Pennsylvania
758 lb/MWh
Vermont
393 lb/MWh
Virginia
724 lb/MWh
New Jersey
421 lb/MWh

Frequently Asked Questions

What is New Jersey's electricity emission factor?

New Jersey's EPA eGRID2023 electricity emission factor is 421.0 lb CO2e per MWh (0.1910 kg per kWh). This is 45% cleaner than the US national average.

How do I calculate Scope 2 emissions for a New Jersey facility?

Multiply the facility's annual kWh consumption by 0.1910 to get kg CO2e. Divide by 1,000 for metric tonnes. For facilities spanning multiple New Jersey subregions, use the emission factors API to get the exact factor by ZIP code.

How clean is New Jersey's electricity grid?

New Jersey's grid is 57% carbon-free and 23% renewable. At 421 lb CO2e/MWh, it is 45% cleaner than the US average of 770.9 lb/MWh.

Get exact emission factors by ZIP code

33,616 ZIP codes · All 27 eGRID subregions · CO2e, NOx, SO2, generation mix

Read the API docs · Scope 2 calculation guide