This information applies to natural gas customers who are subject to Wisconsin Electric Gas Operations Tariffs.
| Customer Code | Annual Usage Limit (Therms) | Facility Charge per Day | Jan. per Therm Charge | Customer Demand Charge $/therm/day |
| Fg-1 | 0 to 3,999 | $0.28 | $1.1389 | $0.00 |
| Fg-2 | 4,000 to 39,999 | $0.85 | $1.0929 | $0.00 |
| Fg-3 | 40,000 to 99,999 | $6.00 | $1.0459 | $0.00 |
| Fg-4 | 100,000 to 499,999 | $10.80 | $1.0311 | $0.00 |
| Fg-5 | 500,000 to 999,999 | $35.00 | $1.0152 | $0.00 |
| Fg-6 | 1,000,000 to 7,999,999 | $125.00 | $0.9760 | $0.0027 |
| Fg-7 | 8,000,000 to 9,999,999 | $200.00 | $0.9725 | $0.0025 |
| Fg-8 | 10,000,000 or more | $450.00 | $0.9649 | $0.0024 |
The purchased Gas Adjustment may affect per-therm base rate each month.
