Superior Water, Light and Power (SWL&P)
- Last verified (benchmark)
- Jun 6, 2026
- Page updated
- Jun 6, 2026
Superior Water, Light and Power (SWL&P) is an investor-owned electric utility serving customers in Wisconsin. Serves Superior with electric, natural gas, and water. City bills sewer, storm, garbage separately.
This page brings together tariff-based rate information from our research, federal EIA statistics on sales and generation when available, and the cities and states this provider serves.
Residential rates
Typical bill benchmark (regulator / utility)
Typical residential bill at 1,000 kWh (example): $151.00/mo (15.10¢/kWh)
swlp.com· verified 2026-06-06ALLETE subsidiary; serves Superior and Douglas County. PCAC adjusts monthly.
Our estimates use tariff and official rate data from utility and regulatory sources. See our methodology for how we calculate bill estimates.
Federal EIA data (sales, generation mix) for this utility is not yet available in our dataset. Our tariff-based rate information above is from independent research.
States & cities served
Data sources
- Our research: Tariff documents, PSC/regulatory filings, and official utility rate schedules. Each city page cites sources and last-verified dates.
- EIA (2024): Form 861 (sales, revenue, customers) and Form 860 (generation capacity by fuel). Supplementary context; our tariff-based rates remain primary for bill estimates.
Compare utility costs by state
Explore average utility costs across all cities and states in our dataset.
Understanding electricity costs
Learn how electric bills are calculated, what drives usage, and how rates vary by market.