WattMarkets
Free 8760 Analysis Tool

Load data meets market data.

Parse any load file. Visualize the shape. Model fixed, indexed, and structured contracts against real settlement prices.

No signup. No uploads to servers. Your data stays in your browser.

Analysis in under 5 seconds
Data never leaves your browser
ERCOT, PJM, CAISO + 4 more
Sample data loads automatically

What You Get All Free, Forever

Pro Visualizations

Interactive time series, load duration curves, heat maps, and distribution histograms.

  • Zoom & pan
  • Export charts
  • Price overlays

Load Analysis

Peak demand, load factor, seasonal patterns, and top coincident peak hours identified automatically.

  • 8760/35040 support
  • Auto-detect intervals
  • DST handling

Cost Analysis

Energy costs, delivery charges, and demand charges combined into an all-in blended rate.

  • Monthly breakdown
  • Peak demand tracking
  • T&D charges

Contract Scenarios

Model fixed, indexed, block+index, and cap/collar structures against real ISO prices.

  • 7 ISOs supported
  • DAM & RTM
  • Cost comparison

DSM Participation

Model coincident peak cost avoidance from 4CP/5CP programs and demand response revenue programs.

  • ERCOT 4CP / PJM 5CP
  • 7 ISOs supported
  • Credit calculator

Upload Load Data

or explore samples

Ready for Your Data

Upload an 8760 load profile or try our sample data to see instant visualizations and statistics

Time Series
Load Duration
Heatmap
Statistics