Oklahoma Electricity Emission Factor 2023

EPA eGRID2023 Rev2 · 2 eGRID subregions · Dirty

Oklahoma's electricity grid has a CO₂e emission factor of 871.7 lb/MWh (0.3954 kg/kWh) - 13% dirtier than the US average. The grid is 45% carbon-free and 38% renewable. These are the official EPA eGRID2023 values used for GHG Protocol Scope 2 location-based emissions reporting.

871.7

lb CO₂e / MWh

0.3954

kg CO₂e / kWh

45%

Carbon-free

38%

Renewable

eGRID Subregions in Oklahoma

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

Subregion	Name	lb CO₂e/MWh	kg/kWh	Carbon-free	Rating
SPNO	SPP North	867.74	0.3936	54.15%	Dirty
SPSO	SPP South	875.567	0.3972	36.77%	Dirty

Generation Mix

Wind39.7%

Nuclear14.0%

Natural Gas14.0%

Coal31.6%

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

Electricity cost in Oklahoma

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

Sector	$/kWh
Residential	$0.1331
Commercial	$0.0777
Industrial	$0.0586
All sectors	$0.0859

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 Southwest Power Pool (OK's balancing authority). Red = dirtiest, green = cleanest. Data: EIA-930 (~24h lag).

Hours in local standard time. Swing: 1.18× between cleanest (01:00 local) and dirtiest (04:00 local).

Read full guide on hourly grid carbon intensity →

Derived metrics for Oklahoma

Carbon cost of electricity: $335 per tonne CO₂e (residential rate ÷ grid intensity)
Annual per-capita CO₂e from electricity: 5,918 kg/yr (14.9k kWh × grid factor)
10,000 mi/yr EV emissions: 1192 kg CO₂e (at 0.30 kWh/mi)
Same miles in gas car: ~4,000 kg CO₂e (400 g/mi baseline)
EV vs gas savings: 70% cleaner
Grid trend 2018-2023: -25.3% (cleaner)

kWh to CO₂ Calculator - Oklahoma

Enter electricity consumption (kWh):

Using Oklahoma average: 871.7 lb CO₂e/MWh = 0.3954 kg/kWh. Source: EPA eGRID2023.

How to Use Oklahoma'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 Oklahoma 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

Arkansas

955 lb/MWh

Kansas

1058 lb/MWh

Louisiana

809 lb/MWh

Mississippi

842 lb/MWh

Missouri

990 lb/MWh

Nebraska

946 lb/MWh

Oklahoma

872 lb/MWh

Frequently Asked Questions

What is Oklahoma's electricity emission factor?

Oklahoma's EPA eGRID2023 electricity emission factor is 871.7 lb CO₂e per MWh (0.3954 kg per kWh). This is 13% dirtier than the US national average.

How do I calculate Scope 2 emissions for a Oklahoma facility?

Multiply the facility's annual kWh consumption by 0.3954 to get kg CO₂e. Divide by 1,000 for metric tonnes. For facilities spanning multiple Oklahoma subregions, use the emission factors API to get the exact factor by ZIP code.

How clean is Oklahoma's electricity grid?

Oklahoma's grid is 45% carbon-free and 38% renewable. At 872 lb CO₂e/MWh, it is 13% dirtier 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