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EnergySavings · Louisiana · Comparison

Cleco Power LLC vs Washington-St Tammany E C, Inc: who pays less in Louisiana?

Data as of: EIA-861 annual 2024 (released 2025) · EIA monthly state prices February 2026 · EIA weekly heating-fuel survey Mar 30, 2026 · retail-choice registry reviewed Jun 2026 · URDB tariffs pulled Jun 2026. Page generated 2026-06-12.

Washington-St Tammany E C, Inc customers paid less: an average 11.85¢/kWh in 2024 versus 12.33¢/kWh at Cleco Power LLC (EIA-861) — a gap of 0.48¢/kWh, worth about $52 per year at typical usage (10,800 kWh/yr). Their territories meet in 2 LA counties (St Tammany, Washington). You cannot switch wires companies — the territory is set by your address.

Side by side (LA, EIA-861)

Cleco Power LLC vs Washington-St Tammany E C, Inc — residential averages from federal EIA-861 filings
MetricCleco Power LLCWashington-St Tammany E C, Inc
2024 average price, ¢/kWh12.3311.85
2023 average price, ¢/kWh12.4410.76
Annual cost at 10,800 kWh, $/yr$1,332$1,280
Residential customers (2024)251,92750,901
OwnershipInvestor-ownedCo-op
Counties served in LA243

Average price = residential revenue ÷ sales (bundled service): the all-in price customers actually paid, including supply, delivery and riders. Profiles: Cleco Power LLC · Washington-St Tammany E C, Inc · Louisiana overview.

Where the territories meet

Both utilities file EIA-861 service territory in: St Tammany · Washington counties (LA, 2024).

Adjoining or overlapping territory in a county does not mean households there can pick between the two — service maps are parcel-level and fixed. The county overlap mainly matters when choosing where to live or comparing town-level costs.

Can you actually choose between them?

No — not for delivery. Distribution territories are exclusive and set by address; Cleco Power LLC and Washington-St Tammany E C, Inc do not compete for the same meters. Louisiana is a regulated retail market — there is no residential supplier shopping; rates are set in utility-commission proceedings (lpsc.louisiana.gov). The price gap above mainly matters when choosing where to live, comparing towns, or benchmarking your bill.

Questions people ask

Is Cleco Power LLC cheaper than Washington-St Tammany E C, Inc?
No — in 2024 Cleco Power LLC customers averaged 12.33 cents/kWh versus 11.85 for Washington-St Tammany E C, Inc (EIA-861). Washington-St Tammany E C, Inc was cheaper by 0.48 cents, about $52 per year at 10,800 kWh.
Can I switch from Cleco Power LLC to Washington-St Tammany E C, Inc?
No — distribution territories are exclusive and set by address; you cannot pick between the two wires companies. Louisiana has no residential supplier shopping either; rates are set in utility-commission proceedings.
Why is Cleco Power LLC more expensive than Washington-St Tammany E C, Inc?
EIA-861 averages reflect everything customers actually paid — supply costs, delivery rates, riders, and surcharges across each territory. Differences in generation mix, grid investment, storm costs, and customer density between Cleco Power and Washington-St Tammany E C territory all feed the 0.48-cent gap.
About these numbers. Rates shown are averages computed from federal regulatory filings (EIA Form 861) and public tariff databases — confirm with your utility before making decisions; your actual rate depends on your tariff, usage, and riders. Distribution utility is determined by address and generally cannot be chosen; in retail-choice states you may choose your supplier for the supply portion of the bill. Savings figures use 10,800 kWh/yr (US average residential usage) and are estimates, not quotes. EnergySavings is an independent data project by CertiHomes and is not affiliated with any utility, supplier, or government agency.