Northwest Montana Rates Summary

Overhead (Street or Security) Lighting

Overhead (Street or Security) Lighting (PDF)

  • 40 Watt LED Security $8.21 per month
  • 40 Watt LED Street $8.00 per month
  • 80 Watt LED Security $9.56 per month
  • 80 Watt LED Street $9.08 per month
  • 160 Watt LED Security $12.39 per month
  • 160 Watt LED Street $12.58 per month
    300 Watt LED Security $16.76 per month
  • 70 or 100 watt, High Pressure Sodium (HPS) $9.10 per month
  • 200 watt, HPS $11.54 per month
  • 400 watt, HPS $17.96 per month
  • 175 watt, Mercury Vapor (MV) $10.94 per month
  • 400 watt, MV $18.72 per month
  • 1,000 watt, MV $36.42 per month
Irrigation Service Rates

Irrigation Service Rates (PDF)
(irrigation services 50 kW or greater)

  • Basic Charge: $561.55 per year
  • Demand Charge: $5.04 per kW
  • Energy Charge:
    • Winter On-Peak $0.07394 per kWh
    • Summer On-Peak $0.05861 per kWh
    • Winter Mid-Peak $0.04294 per kWh
    • Summer Mid-Peak N/A
    • Winter Off-Peak $0.03811 per kWh
    • Summer Off-Peak $0.04005 per kWh
Industrial Service Rates

Industrial Service Rates (PDF)
(services 1,000 kW or greater)

  • Basic Charge: $350.81 per month
  • Load Size Charge: $1.57 per kW
  • Demand Charge: $6.23 per kW
  • Energy Charge:
    • Winter On-Peak $0.05925 per kWh
    • Summer On-Peak $0.04697 per kWh
    • Winter Mid-Peak $0.03442 per kWh
    • Summer Mid-Peak N/A
    • Winter Off-Peak $0.03053 per kWh
    • Summer Off-Peak $0.03208 per kWh
  • Reactive Power Charge: $1.29 per kVar
  • Primary Meter Discount: -1.5% of total bill & -$0.15 per kW
Extra Large General Service Rates

Extra Large General Service Rates (PDF)
(non-residential services 400 kW to less than 1,000 kW)

  • Basic Charge: $107.28 per month
  • Load Size Charge: $1.47 per kW
  • Demand Charge: $4.59 per kW
  • Energy Charge:
    • Winter On-Peak $0.06414 per kWh
    • Summer On-Peak $0.05085 per kWh
    • Winter Mid-Peak $0.03725 per kWh
    • Summer Mid-Peak N/A
    • Winter Off-Peak $0.03305 per kWh
    • Summer Off-Peak $0.03474 per kWh
  • Reactive Power Charge: $1.29 per kVar
  • Primary Meter Discount: -1.5% of total bill and -$0.15 per kW
Large General Service Rates

Large General Service Rates (PDF)
(non-residential services 100 kW to less than 400 kW)

  • Basic Charge: $64.24 per month
  • Load Size Charge: $1.23 per kW
  • Demand Charge: $3.32 per kW
  • Energy Charge: $0.04516 per kWh
  • Reactive Power Charge: $1.29 per kVar
  • Primary Meter Discount: -1.5% of total bill and -$0.15 per kW
Medium General Service Rates

Medium General Service Rates (PDF)
(non-residential services 50 kW to less than 100 kW)

  • Basic Charge (single-phase service): $38.47 per month
  • Basic Charge (three-phase service): $53.09 per month
  • Demand Charge: $2.59 per kW
  • Energy Charge: $0.05339 per kWh
  • Reactive Power Charge: $1.29 per kVar
  • Primary Meter Discount: -1.5% of total bill and -$0.15 per kW