Settlement pointERCOT · Southern zonenode:INGLCO_PUN3
INGLCO_PUN3
INGLCO_PUN3 is an ERCOT settlement point in ERCOT's Southern zone near Ingleside Cogeneration and Gregory Power Plant. 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 INGLCO_PUN3.
- Grid location
- Southern zone
Map coordinate 27.8812, -97.2480.
- Nearest power plant
- Ingleside Cogeneration
0.3 miles away · 460 MW · natural gas
- Price record
- 168,015 price intervals · avg $29/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
Ingleside Cogeneration460 MW · natural gas · San Patricio County0.3 miGregory Power Plant366 MW · natural gas · San Patricio County0.9 miMidway Wind, LLC162.9 MW · wind · San Patricio County6.0 miPapalote Creek II LLC200.1 MW · wind · San Patricio County8.5 miNueces Bay633 MW · natural gas · Nueces County11 mi
Price behavior
Real-time price history, price shape, and fleet-relative statistics.
Latest real-time LMP
$25.11$/MWh
Jul 21, 9:00 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 pointmoderate volatility
- Zone
- Southern
- Location
- 27.881, -97.248
- Node id
- INGLCO_PUN3
Price statistics
168,015 intervalsAvg $/MWh
$29
Median
$25
99th pct
$113
Max spike
$1,786
Spikes > $1000
60
% negative
3.0%
Average price$29/MWh
$0more expensive than 21% of nodes$39+
Volatility$38/MWh
$0more volatile than 44% of nodes$58+
Negative-price hours3.0%
0.0%more often negative than 49% of nodes16.8%+
Average price by hourlocal time · trailing 90 days
0:006:0012:0018:0024:00
Recent pricehourly average · last 14 days
INGLCO_PUN3 RT LMP25.11$/MWh