Volumetric Rate
An electricity rate charged per kWh of consumption. The higher the volumetric rate, the more valuable solar is, because each kWh of solar production offsets a more expensive kWh of grid electricity.
Related Topics
Related Terms
Fixed Charge (Customer Charge)
A flat monthly fee on your electric bill regardless of how much electricity you use. It covers meter reading, billing, and basic service. Typically $5-$20/month but some utilities are proposing $20-$50.
Tiered Rate
An electricity pricing structure where the per-kWh rate increases as you use more power within a billing period, divided into usage tiers (e.g., Tier 1: 0-500 kWh, Tier 2: 501-1000 kWh).
Time-of-Use (TOU) Rate
An electricity pricing structure where rates vary by time of day. Peak hours (usually 4-9 PM) have higher rates.