Settlement pointERCOT · FarWest zonenode:WAYMARK_RN
WAYMARK_RN
WAYMARK_RN is an ERCOT settlement point in ERCOT's FarWest zone near Midway Solar - TX and RE Maplewood. 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 WAYMARK_RN.
- Grid location
- FarWest zone
Map coordinate 30.9807, -102.2295.
- Nearest power plant
- Midway Solar - TX
1.1 miles away · 182 MW · solar
- Price record
- 167,298 price intervals · avg $36/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 Far West zone.
Nearby power plants
Price behavior
Real-time price history, price shape, and fleet-relative statistics.
Latest real-time LMP
$18.13$/MWh
Jul 21, 4:00 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 pointhigh volatility
- Zone
- FarWest
- Location
- 30.981, -102.229
- Node id
- WAYMARK_RN
Price statistics
167,298 intervalsAvg $/MWh
$36
Median
$28
99th pct
$176
Max spike
$1,387
Spikes > $1000
36
% negative
9.9%
Average price$36/MWh
$0more expensive than 88% of nodes$39+
Volatility$46/MWh
$0more volatile than 81% of nodes$58+
Negative-price hours9.9%
0.0%more often negative than 79% of nodes16.9%+
Average price by hourlocal time · trailing 90 days
0:006:0012:0018:0024:00
Recent pricehourly average · last 14 days
WAYMARK_RN RT LMP18.13$/MWh