U.S. Energy Information Administration
Natural Gas
EIA natural gas pri rescom data for Natural Gas.
Series
20
normalized EIA series
Observations
255
records in the database
Latest record
28 Feb 2026
newest observation
Cadences
2
annual, monthly
Stale natural gas series
1 of 20 series for this product have not updated within their expected cadence. They remain available for historical analysis.
Series chart
Selected series performance
Latest
No value
No observation
Change
No prior value
No prior value
52W high
No value
No observation
52W low
No value
No observation
ATH
No value
No observation
ATL
No value
No observation
Series
Available natural gas series
District of Columbia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010dc3-monthlyUSA-DCmonthly16.42 $/MCF28 Feb 2026 · 22 rows
Florida Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010fl3-monthlyFLORIDAStalemonthly23.62 $/MCF31 Dec 2025 · 20 rows
Georgia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ga3-monthlyUSA-GAmonthly14.63 $/MCF28 Feb 2026 · 22 rows
Maryland Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010md3-monthlyUSA-MDmonthly15.96 $/MCF31 Jan 2026 · 20 rows
Michigan Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010mi3-monthlyUSA-MImonthly11.13 $/MCF28 Feb 2026 · 22 rows
New Jersey Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010nj3-monthlyUSA-NJmonthly13.91 $/MCF28 Feb 2026 · 22 rows
New York Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ny3-monthlyNEW YORKmonthly16.42 $/MCF28 Feb 2026 · 22 rows
Ohio Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010oh3-monthlyOHIOmonthly12.81 $/MCF28 Feb 2026 · 22 rows
Pennsylvania Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010pa3-monthlyUSA-PAmonthly14.49 $/MCF28 Feb 2026 · 22 rows
Virginia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010va3-monthlyUSA-VAmonthly16.66 $/MCF28 Feb 2026 · 22 rows
District of Columbia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010dc3-annualUSA-DCannual16.68 $/MCF31 Dec 2025 · 4 rows
Florida Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010fl3-annualFLORIDAannual25.48 $/MCF31 Dec 2025 · 4 rows
Georgia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ga3-annualUSA-GAannual20.42 $/MCF31 Dec 2025 · 4 rows
Maryland Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010md3-annualUSA-MDannual16.14 $/MCF31 Dec 2024 · 3 rows
Michigan Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010mi3-annualUSA-MIannual10.92 $/MCF31 Dec 2025 · 4 rows
New Jersey Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010nj3-annualUSA-NJannual14.21 $/MCF31 Dec 2025 · 4 rows
New York Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ny3-annualNEW YORKannual17.58 $/MCF31 Dec 2025 · 4 rows
Ohio Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010oh3-annualOHIOannual13.85 $/MCF31 Dec 2025 · 4 rows
Pennsylvania Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010pa3-annualUSA-PAannual15.04 $/MCF31 Dec 2025 · 4 rows
Virginia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010va3-annualUSA-VAannual16.79 $/MCF31 Dec 2025 · 4 rows
Latest observations
Recent records
District of Columbia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010dc3-monthlymonthly16.42 $/MCF28 Feb 2026
Georgia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ga3-monthlymonthly14.63 $/MCF28 Feb 2026
Michigan Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010mi3-monthlymonthly11.13 $/MCF28 Feb 2026
New Jersey Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010nj3-monthlymonthly13.91 $/MCF28 Feb 2026
New York Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ny3-monthlymonthly16.42 $/MCF28 Feb 2026
Ohio Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010oh3-monthlymonthly12.81 $/MCF28 Feb 2026
Pennsylvania Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010pa3-monthlymonthly14.49 $/MCF28 Feb 2026
Virginia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010va3-monthlymonthly16.66 $/MCF28 Feb 2026
District of Columbia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010dc3-monthlymonthly15.67 $/MCF31 Jan 2026
Georgia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ga3-monthlymonthly15.63 $/MCF31 Jan 2026
Maryland Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010md3-monthlymonthly15.96 $/MCF31 Jan 2026
Michigan Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010mi3-monthlymonthly10.02 $/MCF31 Jan 2026
New Jersey Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010nj3-monthlymonthly14.22 $/MCF31 Jan 2026
New York Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ny3-monthlymonthly16.01 $/MCF31 Jan 2026
Ohio Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010oh3-monthlymonthly11.03 $/MCF31 Jan 2026
Pennsylvania Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010pa3-monthlymonthly14.21 $/MCF31 Jan 2026
Virginia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010va3-monthlymonthly16.34 $/MCF31 Jan 2026
District of Columbia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010dc3-annualannual16.68 $/MCF31 Dec 2025
District of Columbia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010dc3-monthlymonthly15.29 $/MCF31 Dec 2025
Florida Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010fl3-annualannual25.48 $/MCF31 Dec 2025
Florida Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010fl3-monthlymonthly23.62 $/MCF31 Dec 2025
Georgia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ga3-annualannual20.42 $/MCF31 Dec 2025
Georgia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ga3-monthlymonthly16.56 $/MCF31 Dec 2025
Maryland Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010md3-monthlymonthly15.87 $/MCF31 Dec 2025
Michigan Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010mi3-annualannual10.92 $/MCF31 Dec 2025
Michigan Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010mi3-monthlymonthly10.24 $/MCF31 Dec 2025
New Jersey Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010nj3-annualannual14.21 $/MCF31 Dec 2025
New Jersey Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010nj3-monthlymonthly14.4 $/MCF31 Dec 2025
New York Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ny3-annualannual17.58 $/MCF31 Dec 2025
New York Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ny3-monthlymonthly16.06 $/MCF31 Dec 2025
Ohio Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010oh3-annualannual13.85 $/MCF31 Dec 2025
Ohio Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010oh3-monthlymonthly11.25 $/MCF31 Dec 2025
Pennsylvania Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010pa3-annualannual15.04 $/MCF31 Dec 2025
Pennsylvania Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010pa3-monthlymonthly13.91 $/MCF31 Dec 2025
Virginia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010va3-annualannual16.79 $/MCF31 Dec 2025
Virginia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010va3-monthlymonthly15.45 $/MCF31 Dec 2025
District of Columbia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010dc3-monthlymonthly16.24 $/MCF30 Nov 2025
Florida Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010fl3-monthlymonthly25.39 $/MCF30 Nov 2025
Georgia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ga3-monthlymonthly18.94 $/MCF30 Nov 2025
Maryland Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010md3-monthlymonthly17.52 $/MCF30 Nov 2025
Michigan Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010mi3-monthlymonthly10.66 $/MCF30 Nov 2025
New Jersey Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010nj3-monthlymonthly14.66 $/MCF30 Nov 2025
New York Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ny3-monthlymonthly17.95 $/MCF30 Nov 2025
Ohio Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010oh3-monthlymonthly13.33 $/MCF30 Nov 2025
Pennsylvania Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010pa3-monthlymonthly15.31 $/MCF30 Nov 2025
Virginia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010va3-monthlymonthly16.58 $/MCF30 Nov 2025
District of Columbia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010dc3-monthlymonthly23.27 $/MCF31 Oct 2025
Florida Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010fl3-monthlymonthly29.09 $/MCF31 Oct 2025
Georgia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ga3-monthlymonthly32.1 $/MCF31 Oct 2025
Maryland Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010md3-monthlymonthly20.99 $/MCF31 Oct 2025
Michigan Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010mi3-monthlymonthly11.87 $/MCF31 Oct 2025
New Jersey Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010nj3-monthlymonthly17.27 $/MCF31 Oct 2025
New York Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ny3-monthlymonthly23.88 $/MCF31 Oct 2025
Ohio Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010oh3-monthlymonthly22.99 $/MCF31 Oct 2025
Pennsylvania Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010pa3-monthlymonthly18.42 $/MCF31 Oct 2025
Virginia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010va3-monthlymonthly20.85 $/MCF31 Oct 2025
District of Columbia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010dc3-monthlymonthly24.76 $/MCF30 Sept 2025
Florida Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010fl3-monthlymonthly32.08 $/MCF30 Sept 2025
Georgia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ga3-monthlymonthly39.65 $/MCF30 Sept 2025
Maryland Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010md3-monthlymonthly21.78 $/MCF30 Sept 2025
Michigan Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010mi3-monthlymonthly16.89 $/MCF30 Sept 2025
New Jersey Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010nj3-monthlymonthly18.2 $/MCF30 Sept 2025
New York Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ny3-monthlymonthly26.61 $/MCF30 Sept 2025
Ohio Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010oh3-monthlymonthly40.19 $/MCF30 Sept 2025
Pennsylvania Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010pa3-monthlymonthly26.59 $/MCF30 Sept 2025
Virginia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010va3-monthlymonthly26.14 $/MCF30 Sept 2025
District of Columbia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010dc3-monthlymonthly26.97 $/MCF31 Aug 2025
Florida Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010fl3-monthlymonthly33.56 $/MCF31 Aug 2025
Georgia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ga3-monthlymonthly41.53 $/MCF31 Aug 2025
Michigan Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010mi3-monthlymonthly19.57 $/MCF31 Aug 2025
New Jersey Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010nj3-monthlymonthly19.04 $/MCF31 Aug 2025
New York Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ny3-monthlymonthly29.35 $/MCF31 Aug 2025
Ohio Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010oh3-monthlymonthly47.43 $/MCF31 Aug 2025
Pennsylvania Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010pa3-monthlymonthly27.47 $/MCF31 Aug 2025
Virginia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010va3-monthlymonthly27.07 $/MCF31 Aug 2025
District of Columbia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010dc3-monthlymonthly25.77 $/MCF31 Jul 2025
Florida Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010fl3-monthlymonthly32.27 $/MCF31 Jul 2025
Georgia Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010ga3-monthlymonthly39.86 $/MCF31 Jul 2025
Maryland Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010md3-monthlymonthly22.58 $/MCF31 Jul 2025
Michigan Price of Natural Gas Delivered to Residential Consumers (Dollars per Thousand Cubic Feet)eia-natural-gas-natural-gas-pri-rescom-n3010mi3-monthlymonthly16.28 $/MCF31 Jul 2025
Sources and methodology
Source: U.S. Energy Information Administration (EIA) Open Data. Natural gas series include the cadence, product group, process, and geography published by EIA. World Price Index normalizes source data for charting and API access and does not imply EIA endorsement.