Settlement pointERCOT · Southern zonenode:HEARN_RD_RN
HEARN_RD_RN
HEARN_RD_RN is an ERCOT settlement point in ERCOT's Southern zone near Corpus Christi and Corpus Refinery. It records locational marginal prices at this point on the grid; Ask the Grid tracks its five-minute real-time prices, day-ahead prices, historical price shape, and 24-hour Metiscast forecast.
Asset facts
Market identity, price telemetry, and nearby grid context.
- Settlement point
- Settlement point
ERCOT market identifier HEARN_RD_RN.
- Grid location
- Southern zone
Map coordinate 27.8502, -97.6110.
- Nearest power plant
- Corpus Christi
2.9 miles away · 33 MW · natural gas
- Price record
- 167,891 price intervals · avg $30/MWh · 365 day window
Real-time LMP, day-ahead price, hourly shape, and fleet-relative statistics.
Local grid context
Assets and settlement points nearest this location in ERCOT's Southern zone.
Nearby power plants
Price behavior
Real-time price history, price shape, and fleet-relative statistics.
Latest real-time LMP
$29.13$/MWh
Jul 21, 7:00 PM UTC
ERCOT day-ahead prices are market settlements, not model predictions. Error statistics compare completed delivery hours with hourly real-time LMP averages.
Settlement pointlow volatility
- Zone
- Southern
- Location
- 27.850, -97.611
- Node id
- HEARN_RD_RN
Price statistics
167,891 intervalsAvg $/MWh
$30
Median
$25
99th pct
$125
Max spike
$3,583
Spikes > $1000
10
% negative
3.0%
Average price$30/MWh
$0more expensive than 31% of nodes$39+
Volatility$33/MWh
$0more volatile than 33% of nodes$58+
Negative-price hours3.0%
0.0%more often negative than 49% of nodes16.9%+
Average price by hourlocal time · trailing 90 days
0:006:0012:0018:0024:00
Recent pricehourly average · last 14 days
HEARN_RD_RN RT LMP29.13$/MWh