Why Puerto Rico can’t stop talking about electricity

Puerto Rico’s electricity bills are rising because fuel has become more expensive and the power system remains unreliable. LUMA and the Puerto Rico Energy Bureau attributed much of the latest increase to higher fuel costs linked to the war in Iran. The increase matters because Puerto Rican wages are already far below mainland levels, making energy costs harder to absorb.

The Puerto Rico Energy Bureau approved a new quarterly rate adjustment in October. The regulator said LUMA had requested an even larger increase, but its decision still raised some household bills by dozens of dollars. A customer who had paid around $228 a month now faces at least $270. Some businesses received bills thousands of dollars higher.

Fuel prices are not the only problem. Several generating units frequently go offline. Operators then rely on more expensive fuels, such as diesel. With generation and consumption often nearly balanced, the system has little spare capacity. That leaves customers facing higher bills and continued warnings about possible blackouts.

A kilowatt-hour measures the amount of electrical energy used. One kilowatt-hour is the energy consumed by a device drawing one kilowatt for one hour. It is different from a kilowatt, which measures power at a given moment. Utilities use kilowatt-hours because household and business use changes throughout the day.

A bill typically starts with the customer’s kWh consumption during the billing period. The utility multiplies that amount by the approved price per kWh. It then adds applicable fees, adjustments, or other charges. Using a simple example, 500 kWh at 26.9 cents per kWh would produce $134.50 before additional charges.

The article compares Puerto Rico’s average price per kWh. It was 19.63 cents in 2020 and is now 26.9 cents. That price increase affects every unit of electricity used, so high-consuming businesses can see especially large increases. The article does not provide a universal household usage figure.

In 2020, a kilowatt-hour in Puerto Rico cost 19.63 cents. It now averages 26.9 cents. That is an increase of 7.27 cents per kilowatt-hour, or about 37%, matching the article’s comparison. The Center for Development Studies at the University of Puerto Rico found that service quality had not improved despite the higher price.

The wage comparison shows why the increase carries unusual weight. Puerto Rico’s average weekly wage is $724. The average in the continental United States is $1,654. Puerto Rico’s figure is less than half the mainland figure, so households and businesses have less income against which to absorb higher energy costs.

The article does not give a typical household’s electricity usage, so it cannot establish an average bill increase from the per-unit price alone. It does show the result for one customer: a bill of about $228 became at least $270 after October’s adjustment. Businesses can face thousands more.

Continued electricity increases would squeeze households first. Families would have to devote more of their income to an essential service, leaving less for other needs. The pressure is especially severe because the average weekly wage in Puerto Rico is $724. Rising bills also create anxiety for customers already receiving warnings about possible blackouts.

Businesses face an even sharper problem when electricity is a major operating cost. Christian Delgado closed his vehicle washing and painting business after bills rose from about $350 to nearly $4,000, followed by another bill around $2,600. The association for small and medium-sized businesses warned that as many as 12,000 businesses could shut down and 70,000 jobs could be lost.

Those effects could spread through Puerto Rico’s sluggish economy. Closures would reduce employment and business activity, while higher costs could make surviving firms less competitive. The article connects this risk to a fiscal control board’s austerity and spending cuts. It does not predict a precise economic outcome beyond the warned closures and job losses.

Hurricane Maria devastated Puerto Rico’s energy infrastructure nearly a decade ago. The damage left the electricity system needing major repairs and investment. The article says the crisis has continued since then, with no clear relief and frequent warnings that the system may not meet demand.

Debt made recovery and operation harder. The state-owned Puerto Rico Electric Power Authority was burdened by debt and transferred transmission and distribution operations to LUMA in 2021. In 2023, it entered a public-private partnership with GeneraPR to manage generation. These changes shifted key operations to private partners but did not produce improved service, according to the University of Puerto Rico analysis.

Washington allocated $14 billion after the hurricane to improve the grid. Yet a June Government Accountability Office report found that only $2.7 billion had actually been disbursed. The slow flow of funds has limited rebuilding progress. Meanwhile, generation and consumption remain close to balance, leaving little margin during demand peaks.

The Puerto Rico Electric Power Authority, or PREPA, is the state-owned utility that once carried responsibility for the electricity system. The article describes it as burdened by debt. Rather than continuing to operate every part directly, PREPA transferred important functions to private partners.

LUMA is a private consortium that took over transmission and distribution in 2021. Transmission moves electricity across the system, while distribution delivers it through local networks to customers. LUMA therefore manages the parts that carry power toward homes and businesses. The article says LUMA is the operator most often targeted by public anger.

GeneraPR entered a public-private partnership in 2023 to manage power generation. Generation is the production of electricity at power plants. That side of the system faces frequent outages at generating units and sometimes must use costly diesel. The arrangement divides generation from transmission and distribution, but the overall system still has little reserve during peak demand.

An electricity system begins with generation. Power plants use fuel to produce electrical energy. That electricity moves across high-capacity transmission lines, then through distribution networks that deliver it to homes and businesses. Customers use the power, and their consumption is measured in kilowatt-hours for billing.

The system must generate enough electricity to match demand at each moment. Puerto Rico’s generation and consumption are now frequently close to balance. When several generating units go offline, available supply shrinks. Operators may need to use more expensive fuels, such as diesel, to keep producing power. Those higher operating costs can feed into customer bills.

Peak demand creates another danger. If customers need nearly all available generation, the system has little margin for unexpected failures or sudden increases. The article says selective blackouts sometimes have to be implemented. This combination of fragile generation, limited reserve, and costly backup fuel helps explain why Puerto Rico can face both warnings of outages and rising electricity prices.