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Data Bank/Electricity Statistics/Installed Generation Capacity
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Installed Generation Capacity

4 records  ·  MW ·  NEDB ID: installed_capacity  ·  Last updated: 4 Jul 2026

Latest Valuei
14,100
as of 2023
Year-on-Yeari
+8.34%
vs same period prior year
Month-on-Monthi
+8.34%
vs prior period
CAGRi
+3.22%
compound annual growth rate
Rolling 3-Periodi
13,212
avg · MW
Rolling 12-Periodi
—
avg · MW
Installed Generation Capacity — Time Series
4 records · MW
Compare
Data source: NERC / US EIA  ·  Committed to NEDB via Staff Upload Portal  ·  Unit: MW
Statistical Analysis
4 periods · mean 12,559 MW · volatility 10% · CAGR +3.2%
Year-on-Year Change

Each bar compares a period to the same period one year earlier, stripping out seasonal effects. Green is growth, red is decline.

Reading:Latest year-on-year change: +8.3% (2023). Output is higher than a year ago.

Period-on-Period Change

Short-term momentum: how each period compares to the one immediately before it. Useful for spotting turning points earlier than the annual view.

Reading:Most recent move: +8.3% versus the prior period (2023).

3-Period Rolling Average

The faint line is raw data; the bold line is a 3-period trailing average that smooths out noise so the underlying direction is visible.

Reading:Smoothing window set to 3 periods (annual data). The averaged line filters short-term spikes to expose the trend.

All analyses computed at query time from committed NEDB records for Installed Generation Capacity. Percentages are in percentage points; ±2σ covers ~95% of normal variation.
Full Data Table — Installed Generation Capacity4 records
Showing 4 of 4 recordsUnit: MW
#PeriodRegionValueUnitData SourceNotes
12014NGA10,600MWNERC / US EIATotal grid-connected installed generation capacity
22015NGA12,522MWNERC / US EIATotal grid-connected installed generation capacity
32020NGA13,014MWNERC / US EIATotal grid-connected installed generation capacity
42023NGA14,100MWNERC / US EIATotal grid-connected installed generation capacity
Methodology Note

Data for this series is ingested through the NEDB validated upload pipeline. Each record carries an explicit source attribution, methodology version tag, and ISO-aligned region code. Statistics (YoY, MoM, CAGR, rolling means) are computed at query time from the committed record set.

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