Market Prices
Find information on market clearing prices for balancing energy services (BES), ancillary services (AS) and replacement reserve service (RPRS), as well as the disclosure of AS offers selected and BES offers dispatched.
Also find commercially significant constraints (CSC) and market shadow prices.
| Current Information | |
|---|---|
| Ancillary Services Offer Selected – Daily Reports Find the highest AS offer selected for each settlement interval. | |
| Balancing Energy and Ancillary Service Offers above Event Trigger Find historical market price-quantity offers for when the MCPE or MCPC was greater than the daily "event trigger" calculated value. | |
Balancing Energy Services Market Clearing Prices – Real-Time Data  View current BES MCP by day, settlement interval and zone. | |
| Balancing Energy Services Market Clearing Prices – Annual Reports Find aggregated data on BES MCPE by day, settlement interval and zone. | |
| Balancing Energy Services Offer Dispatched – Daily Reports Find the highest BES offer dispatched for each settlement interval. | |
| Commercially Significant Constraints and Shadow Prices – Real-Time Data View current CSC and shadow prices by day, hour, settlement interval and zone. | |
| Day-Ahead Ancillary Services Market Clearing Prices for Capacity – Real-Time Data View current day-ahead AS MCPC by day and hour. MCPC includes non-spinning reserve service (MCPCNS); regulation service down (MCPCRD); regulation service up (MCPRU); and responsive reserve service (MCPCRS). | |
| Day-Ahead Ancillary Services Market Clearing Prices for Capacity – Daily Reports Find daily reports on day-ahead AS MCPC by day; hour; MCPCNS; MCPCRD; MCPRU; and MCPCRS. | |
| Day-Ahead Ancillary Services Market Clearing Prices for Capacity – Annual Reports Find aggregated data on day-ahead AS MCPC by day; hour; MCPCNS; MCPCRD; MCPRU; and MCPCRS. | |
| Market Shadow Prices – Daily Reports Find daily extracts on market shadow prices by day and settlement interval. | |
| Replacement Reserve Service Market Clearing Prices View RPRS MCP by day, hour, settlement interval and zone. |
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Key Documents
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ERCOT White Paper - Calculation of Market Clearing Price for Energy
Explanation of how market clearing price for energy (MCPE) and shadow price (SP) in a zonal market is calculated; find out why the MCPE can be higher than the highest bid in the market in some instances
(12/10/04, .pdf, 94.2 KB)