SLEMCO (Southwest Louisiana Electric Membership Corporation) is an electric utility that serves over 110,000 customers in the southwestern region of Louisiana. The cooperative is headquartered in Lafayette, LA, and maintains over 3,500 miles of transmission and distribution lines. SLEMCO is a not-for-profit cooperative, meaning that any profits generated are returned to its members in the form of capital credits. The cooperative offers a range of services to its customers, including energy efficiency programs, outage reporting, and bill payment options. SLEMCO is committed to providing reliable and affordable electricity to its members while also promoting energy conservation and sustainability in the communities it serves.
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The average electricity rate for SLEMCO customers is 9.53 cents/kWh. SLEMCO has several different electricity rates for residential customers, as shown in the table below.
| Rate Name | Rate Type | Cost Per kWh |
| SLEMCO-Rate 01 Regular residential rate (gas heat and/or gas water heater) | Fixed | 7¢ |
| SLEMCO-Rate 5 All electric residential rate (may have gas stove, dryer and fireplace jet) | Fixed | 9¢ |
In 2021, the average SLEMCO customer lost electricity for 2 times for about 76 minutes each. In total, the average SLEMCO customer had their electricity out for about 188 minutes during the whole year.
Energy exported to the grid, measured instantaneously, will be credited at the utility's avoided cost rate (Net Billing). Existing net metering customers are grandfathered for 15 years and will receive credit at full retail rates.