ASSE unveils new workplace fall prevention standards

By EHS Today


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As slips, trips and falls continue to represent significant exposures and hazards in the workplace, the American Society of Safety Engineers (ASSE) recently announced the approval of three new fall protection standards by the American National Standards Institute (ANSI), aimed at preventing these hazards in the workplace.

The three standards are: ANSI/ASSE Z359.6-2009, “Specification and Design Requirements for Active Fall Protection Systems;” ANSI/ASSE Z359.12-2009, “Connecting Components for Personal Fall Arrest Systems;” and ANSI/ASSE Z359.13-2009, “Personal Energy Absorbers and Energy Absorbing Lanyards”.

According to the Bureau of Labor Statistics (BLS), out of the 5,657 fatal on-the-job injuries that occurred in 2007, 847 were attributed to falls. Aimed at preventing injuries and death due to falls, the ANSI/ASSE Z359.6-2009, approved by ANSI on June 3, specifies requirements for the design and performance of complete active fall-protection systems, including travel-restraint and vertical horizontal fall-arrest systems.

Also approved on June 3, the ANSI/ASSE Z359.12-2009 standard establishes requirements for the performance, design, marking, qualification, test methods and removal from service connectors.

The intention of the ANSI/ASSE Z359.13-2009 standard, approved by ANSI on June 23, is to require all energy-absorbing lanyards and personal energy absorbers to reduce the forces implied on the user to less than 10 times the normal gravitational pull of the earth. In addition, users of energy absorbing lanyards must weigh within the range of 130 to 310 pounds (59 – 140 kg).

“I applaud the ASSE and the devoted group of professionals on the ANSI Z359 Accredited Standards Committee for their dedication to the development of these ground-breaking standards,” said Randall Wingfield, the ANSI/ASSE Z359 Accredited Standards Committee (ASC) chair and president and CEO of Gravitec Systems Inc. “Because falls from heights make up a significant portion of workplace fatalities and injuries, the creation of authoritative documents for workers at height and their employers is essential.

“Years in the making, Z359.12 and Z359.13 expand on existing standards in which connecting devices and personal energy absorbers were initially addressed,” Wingfield added. “Standards devoted solely to these components were necessary because new research and testing have provided us with a better understanding of how these products are used. The new Z359.6 standard tackles fall protection systems design for the first time and is intended for engineers with expertise in this area. The release of these standards marks considerable progress toward the completion of the Z359 Fall Protection Code, a living document that will continue to grow as ten additional standards are drafted and adopted.”

The three new standards will be available soon and will become part of the ASSE Fall Protection Code with an effective date of November 16. The ASSE Fall Protection Code currently includes six standards: Z359.0-2007, “Definitions and Nomenclature Used for Fall Protection and Fall Arrest;” Z359.1-2007, “Safety Requirements for Personal Fall Arrest Systems, Subsystems and Components;” Z359.2-2007, “Minimum Requirements for a Comprehensive Managed Fall Protection Program;” Z359.3-2007, “Safety Requirements for Positioning and Travel Restraint Systems;” Z359.4-2007, “Safety Requirements for Assisted-Rescue and Self-Rescue Systems, Subsystems and Components;” as well as the historical ANSI/ASSE Z359.1-1992 (R1999).

The ANSI/ASSE Z359 ASC for Fall Arrest/Protection also is working on 10 additional Z359 standards projects aimed at protecting workers from falls.

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Prepare for blackouts across the U.S. as summer takes hold

US Summer Grid Blackout Risk: NERC and FERC warn of strained reliability as drought, heat waves, and transmission constraints hit MISO, hydro, and renewables, elevating blackout exposure and highlighting demand response and storage solutions.

 

Key Points

A forecast of summer power shortfalls across the US grid, driven by heat, drought, transmission limits, and a changing resource mix.

✅ NERC and FERC warn of elevated blackout risk and reliability gaps.

✅ MISO region strained by drought, heat, and limited hydro.

✅ Mitigations: demand response, storage, and stronger transmission.

 

Just when it didn’t seem things couldn’t get worse — gasoline at $5 to $8 a gallon, supply shortages in everything from baby formula to new cars — comes the devastating news that many of us will endure electricity blackouts this summer, and that the U.S. has more blackouts than other developed nations according to one study.

The alarm was sounded by the nonprofit North American Electric Reliability Corp. and the Federal Energy Regulatory Commission, following a recent power grid report card highlighting vulnerabilities.

The North American electric grid is the largest machine on earth and the most complex, incorporating everything from the wonky pole you see at the roadside with a bird’s nest of wires to some of the most sophisticated engineering ever devised. It runs in real-time, even more so than the air traffic control system: All the airplanes in the sky don’t have to land at the same time, but electricity must be there at the flick of every switch.

Except it may not always be there this summer. Rod Kuckro, a respected energy journalist, says it depends on Mother Nature, with extreme weather impacts increasingly straining the grid, but the prognosis isn’t good.

Speaking on “White House Chronicle,” the weekly news and public affairs program on PBS that I host and produce, Kuckro said: “There is a confluence of factors that could affect energy supply across the majority of the (lower) 48 states. These are continued reduced hydroelectric production in the West, and the continued drought in the Southwest.”

The biggest threat to power supply, according to the NERC and the FERC, is in the vast central region, reaching from Manitoba in Canada, where grids are increasingly exposed to harsh weather in recent years, down to the Gulf of Mexico. It is served by the regional transmission organization, the Midcontinent Independent System Operator.

These operational entities are nonprofit companies that organize and distribute their regions’ bulk power for utilities. In California, it is the California Independent System Operator, working to keep the lights on as the state enters a new energy era; in the Mid-Atlantic, it is PJM; and in the Northeast, it is the New England System Independent Operator. They generate no power, but they control power flows and could initiate brownouts and blackouts.

With record storm activity and high temperatures predicted this summer, blackouts are likely to be deadly. The old, the young and the sick are all vulnerable. If the electric supply fails, with it goes everything from air conditioning to refrigeration to lights and even the ability to pump gas or access money from ATMs.

The United States, along with other modern nations, runs on electricity and when that falls short, it is catastrophic. It is chaos writ large, especially if the failure lasts more than a few hours.

On the same episode of “White House Chronicle,” Daniel Brooks, vice president of integrated grid and energy systems at the Electric Power Research Institute, also referred to a “confluence of factors” contributing to the impending electricity crisis. Brooks said, “We’re going through a significant change in terms of the energy mix and resources, and the way those resources behave under certain weather conditions.”

If power supply is stressed this summer, change in the generating mix will get a lot of political attention. At heart is the switch from fossil fuel generation to renewables. If there are power outages, a political storm will ensue. The Biden administration will be accused of speeding the switch to renewables, although the utilities don’t say that.

The weather is deteriorating, and, as experts note, the grid’s biggest challenge isn’t demand but climate change pressures that compound risks, and the grid is stretched in dealing with new realities as well as coping with old bugaboos, like the extreme difficulty in building transmission lines. Better transmission would relieve a lot of grid stress.

Peter Londa, president of Tantalus Systems, which helps its 260 utility customers digitize and cope with the new realities, explained some of the difficulties facing the utilities not only in the shifting sources of generation but also in the new shape of the electric demand. For example, he said, electric vehicles, particularly the much-awaited Ford F-150 Lightning pickup, could be an asset to homeowners and utilities, as California increasingly turns to batteries to stabilize its grid. During a blackout, their EVs could be used to power their homes for days. They could be a source of storage if thousands of owners signed up with their utilities in a storage program.

The fact is that utilities are facing three major shifts: in the generation to wind and solar, in customer demand, and especially in weather. Mother Nature is on a rampage and we all must adjust to that.
 

 

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Group to create Canadian cyber standards for electricity sector IoT devices

Canadian Industrial IoT Cybersecurity Standards aim to unify device security for utilities, smart grids, SCADA, and OT systems, aligning with NERC CIP, enabling certification, trust marks, compliance testing, and safer energy sector deployments.

 

Key Points

National standards to secure industrial IoT for utilities and grids, enabling certification and NERC CIP alignment.

✅ Aligns with NERC CIP and NIST frameworks for energy sector security

✅ Defines certification, testing tools, and a trusted device repository

✅ Enhances OT, SCADA, and smart grid resilience against cyber threats

 

The Canadian energy sector has been buying Internet-connected sensors for monitoring a range of activities in generating plants, distribution networks facing harsh weather risks and home smart meters for several years. However, so far industrial IoT device makers have been creating their own security standards for devices, leaving energy producers and utilities at their mercy.

The industry hopes to change that by creating national cybersecurity standards for industrial IoT devices, with the goal of improving its ability to predict, prevent, respond to and recover from cyber threats, such as emerging ransomware attacks across the grid.

To help, the federal government today announced an $818,000 grant support a CIO Strategy Council project oversee the setting of standards.

In an interview council executive director Keith Jansa said the money will help a three-year effort that will include holding a set of cross-country meetings with industry, government, academics and interest groups to create the standards, tools to be able to test devices against the standards and the development of product repository of IoT safe devices companies can consult before making purchases.

“The challenge is there are a number of these devices that will be coming online over the next few years,” Jansa said. “IoT devices are designed for convenience and not for security, so how do you ensure that a technology an electricity utility secures is in fact safeguarded against cyber threats? Currently, there is no associated trust mark or certification that gives confidence associated with these devices.”

He also said the council will work with the North American Electric Reliability Corporation (NERC), which sets North American-wide utility safety procedural standards and informs efforts on protecting the power grid across jurisdictions. The industrial IoT standards will be product standards.

According to Robert Wong, vice-president and CIO of Toronto Hydro, all the big provincial utilities are subject to adhering to NERC CIP standards which have requirements for both cyber and physical security. Ontario is different from most provinces in that it has local distribution companies — like Toronto Hydro — which buy electricity in bulk and resell it to customers.  These LDCs don’t own or operate critical infrastructure and therefore don’t have to follow the NERC CIP standards.

Regional reforms, such as regulatory changes in Atlantic Canada, aim to bring greener power options to the grid.

Electricity is considered around the world as one of a country’s critical national infrastructure. Threats to the grid can be used for ransom or by a country for political pressure. Ukraine had its power network knocked offline in 2015 and 2016 by what were believed to be Russian-linked attackers operating against utilities.

All the big provincial utilities operate “critical infrastructure” and are subject to adhering to NERC CIP (critical infrastructure protection) standards, which have requirements for both cyber and physical security, as similar compromises at U.S. electric utilities have highlighted recently.  There are audited on a regular basis for compliance and can face hefty fines if they fail to meet the requirements.  The LDCs in Ontario don’t own or operate “critical infrastructure” and therefore are not required to adopt NERC CIP standards (at least for now).

The CIO Strategy Council is a forum for chief information officers that is helping set standards in a number of areas. In January it announced a partnership with the Internet Society’s Canada Chapter to create standards of practice for IoT security for consumer devices. As part of the federal government’s updated national cybersecurity strategy it is also developing a national cybersecurity standard for small and medium-sized businesses. That strategy would allow SMBs to advertise to customers that they meet minimum security requirements.

“The security of Canadians and our critical infrastructure is paramount,” federal minister of natural resources Seamus O’Regan said in a statement with today’s announcement. “Cyber attacks are becoming more common and dangerous. That’s why we are supporting this innovative project to protect the Canadian electricity sector.”

The announcement was welcomed by Robert Wong, Toronto Hydro’s vice-president and CIO. “Any additional investment towards strengthening the safeguards against cyberattacks to Canada’s critical infrastructure is definitely good news.  From the perspective of the electricity sector, the convergence of IT and OT (operational technology) has been happening for some time now as the traditional electricity grid has been transforming into a Smart Grid with the introduction of smart meters, SCADA systems, electronic sensors and monitors, smart relays, intelligent automated switching capabilities, distributed energy resources, and storage technologies (batteries, flywheels, compressed air, etc.).

“In my experience, many OT device and system manufacturers and vendors are still lagging the traditional IT vendors in incorporating Security by Design philosophies and effective security features into their products.  This, in turn, creates greater risks and challenges for utilities to protecting their critical infrastructures and ensuring a reliable supply of electricity to its customers.”

The Ontario Energy Board, which regulates the industry in the province, has led an initiative for all utilities to adopt the National Institute of Standards and Technology (NIST) Cybersecurity Framework, along with the ES-C2M2 maturity and Privacy By Design models, he noted.  Toronto Hydro has been managing its cybersecurity practice in adherence to these standards, as the city addresses growing electricity needs as well, he said.

“Other jurisdictions, such as Israel, have invested heavily on a national level in developing its cybersecurity capabilities and are seen as global leaders.  I am confident that given the availability of talent, capabilities and resources in Canada (especially around the GTA) if we get strong support and leadership at a federal level we can also emerge as a leader in this area as well.”

 

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Utilities commission changes community choice exit fees; what happens now in San Diego?

CPUC Exit Fee Increase for CCAs adjusts the PCIA, affecting utilities, San Diego ratepayers, renewable energy procurement, customer equity, and cost allocation, while providing regulatory certainty for Community Choice Aggregation programs and clean energy goals.

 

Key Points

A CPUC-approved change raising PCIA exit fees paid by CCAs to utilities, balancing cost shifts and customer equity.

✅ PCIA rises from about 2.5c to roughly 4.25c per kWh in San Diego

✅ Aims to reduce cost shifts and protect non-CCA customers

✅ Offers regulatory certainty for CCA launches and clean energy goals

 

The California Public Utilities Commission approved an increase on the exit fees charged to customers who take part in Community Choice Aggregation -- government-run alternatives to traditional utilities like San Diego Gas & Electric.

After reviewing two competing exit fee proposals, all five commissioners voted Thursday in favor of an adjustment that many CCA advocates predicted could hamper the growth of the community choice movement.

But minutes after the vote was announced, one of the leading voices in favor of the city San Diego establishing its own CCA said the decision was good news because it provides some regulatory certainty.

"For us in San Diego, it's a green light to move forward with community choice," said Nicole Capretz, executive director of the Climate Action Campaign. "For us, it's let's go, let's launch and let's give families a choice. We no longer have to wait."

Under the CCA model, utilities still maintain transmission and distribution lines (poles and wires, etc.) and handle customer billing. But officials in a given local government entity make the final decisions about what kind of power sources are purchased.

Once a CCA is formed, its customers must pay an exit fee -- called a Power Charge Indifference Adjustment -- to the legacy utility serving that particular region. The fee is included in customers' monthly bills.

The fee is required to offset the costs of the investments utilities made over the years for things like natural gas power plants, renewable energy facilities and other infrastructure.

Utilities argue if the exit fee is set too low, it does not fairly compensate them for their investments; if it's too high, CCAs complain it reduces the financial incentive for their potential customers.

The Public Utilities Commission chose to adopt a proposal that some said was more favorable to utilities, leading to complaints from CCA boosters.

"We see this will really throw sand in the gears in our ability to do things that can move us toward (climate change) goals," Jim Parks, staff member of Valley Clean Energy, a CCA based in Davis, said before the vote.

Commissioner Carla Peterman, who authored the proposal that passed, said she supports CCAs but stressed the commission has a "legal obligation" to make sure increased costs are not shouldered by "customers who do not, or cannot, join a CCA. Today's proposal ensures a more level playing field between customers."

As for what the vote means for the exit fee in San Diego, Peterman's office earlier in the week estimated the charge would rise from 2.5 cents a kilowatt-hour to about 4.25 cents.

The Clear the Air Coaltion, a San Diego County group critical of CCAs, said the newly established exit fee -- which goes into effect starting next year -- is "a step in the direction."

But the group, which includes the San Diego Regional Chamber of Commerce, the San Diego County Taxpayers Association and lobbyists for Sempra Energy (the parent company of SDG&E), repeated concerns it has brought up before.

"If the city of San Diego decides to get into the energy business this decision means ratepayers in National City, Chula Vista, Carlsbad, Imperial Beach, La Mesa, El Cajon and all other neighboring communities would see higher energy bills, and San Diego taxpayers would be faced with mounting debt," coalition spokesman Tony Manolatos said in an email.

CCA supporters say community choice is critical in ensuring San Diego meets the pledge made by Mayor Kevin Faulconer to adopt the city's Climate Action Plan, mandating 100 percent of the city's electricity needs must come from renewable sources by 2035.

Now attention turns to Faulconer, who promised to make a decision on bringing a CCA proposal to the San Diego City Council only after the utilities commission made its decision.

A Faulconer spokesman said Thursday afternoon that the vote "provides the clarity we've been waiting for to move forward" but did not offer a specific time table.

"We're on schedule to reach Mayor Faulconer's goal of choosing a pathway that achieves our renewable energy goals while also protecting ratepayers, and the mayor looks forward to making his recommendation in the next few weeks," said Craig Gustafson, a Faulconer spokesman, in an email.

A feasibility study released last year predicted a CCA in San Diego has the potential to deliver cheaper rates over time than SDG&E's current service, while providing as much as 50 percent renewable energy by 2023 and 80 percent by 2027.

"The city has already figured out we are still capable of launching a program, having competitive, affordable rates and finally offering families a choice as to who their energy provider is," said Capretz, who helped draft an initial blueprint of the climate plan as a city staffer.

SDG&E has come to the city with a counterproposal that offers 100 percent renewables by 2035.

Thus far, the utility has produced a rough outline for a "tariff" program that would charge ratepayers the cost of delivering more clean sources of energy over time.

Some council members have expressed frustration more specifics have not been sketched out.

SDG&E officials said they will take the new exit fee into account as they go forward with their counterproposal to the city council.

Speaking in general about the utility commission's decision, SDG&E spokeswoman Helen Gao called it "a victory for our customers, as it minimizes the cost shifts that they have been burdened with under the existing fee formula.

"As commissioners noted in rendering their decision, reforming the (exit fee) addresses a customer-to-customer equity issue and has nothing to do with increasing profits for investor-owned utilities," Gao said in an email.

 

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B.C. Commercial electricity consumption plummets during COVID-19 pandemic

BC Hydro COVID-19 Relief Fund enables small businesses to waive electricity bills for commercial properties during the pandemic, offering credits, rate support, and applications for eligible customers forced to temporarily close.

 

Key Points

A program that lets eligible small businesses waive up to three months of BC Hydro bills during COVID-19 closures.

✅ Eligible small general service BC Hydro accounts

✅ Up to 3 months of waived electricity charges

✅ Must be temporarily closed due to the pandemic

 

Businesses are taking advantage of a BC Hydro relief fund that allows electricity bills for commercial properties to be waived during the COVID-19 pandemic.

More than 3,000 applications have already been filed since the program launched on Wednesday, allowing commercial properties forced to shutter during the crisis to waive the expense for up to three months, while Ontario rate reductions are taking effect for businesses under separate measures. 

“To be eligible for the COVID-19 Relief Fund, business customers must be on BC Hydro’s small general service rate and have temporarily closed or ceased operation due to the COVID-19 pandemic,” BC Hydro said in a statement. “BC Hydro estimates that around 40,000 small businesses in the province will be eligible for the program.”

The program builds off a similar initiative BC Hydro launched last week for residential customers who have lost employment or income because of COVID-19, and parallels Ontario's subsidized hydro plan introduced to support ratepayers. So far, 57,000 B.C. residents have applied for the relief fund, which amounts to an estimated $16 million in credits, amid scrutiny over deferred BC Hydro operating costs reported by the auditor general.

Electricity use across B.C. has plummeted since the outbreak began. 

According to BC Hydro, daily consumption has fallen 13% in the first two weeks of April, aligning with electricity demand down 10% reports, compared to the three-year average for the same time period.

Electricity use has fallen 30% for recreation facilities, 29% in the restaurant sector and 27% in hotels, while industry groups such as Canadian Manufacturers & Exporters have supported steps to reduce prices. 

For more information about the COVID-19 Relief Fund and advice on avoiding BC Hydro scam attempts, go to bchydro.com/covid19relief.

 

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South Australia rides renewables boom to become electricity exporter

Australia electricity grid transition is accelerating as renewables, wind, solar, and storage drive decentralised generation, emissions cuts, and NEM trade shifts, with South Australia becoming a net exporter post-Hazelwood closure and rooftop solar surging.

 

Key Points

Australia electricity shift to renewables, distributed generation and storage, cutting emissions, reshaping NEM flows.

✅ South Australia now exports power post-Hazelwood closure

✅ Rooftop solar is the fastest-growing NEM generation source

✅ Gas peaking and storage investments balance variable renewables

 

The politics may not change much, but Australia’s electricity grid is changing before our very eyes – slowly and inevitably becoming more renewable, more decentralised, and in step with Australia's energy transition that is challenging the pre-conceptions of many in the industry.

The latest national emissions audit from The Australia Institute, which includes an update on key electricity trends in the national electricity market, notes some interesting developments over the last three months.

The most surprising of those developments may be the South Australia achievement, which shows that since the closure of the Hazelwood brown coal generator in Victoria in March 2017, and as renewables outpacing brown coal in other markets, South Australia has become a net exporter of electricity, in net annualised terms.

Hugh Saddler, lead author of the study, notes that this is a big change for South Australia, which in 1999 and 2000, when it had only gas and local coal, used to import 30% of its electricity demand.

#google#

The fact that wholesale prices in South Australia were higher in other states – then, as they are now – has nothing to with wind and solar, but the fact that it has no low-cost conventional source and a peaky demand profile (then and now).

“The difference today is that the state is now taking advantage of its abundant resources of wind and solar radiation, and the new technologies which have made them the lowest cost sources of new generation, to supply much of its electricity requirements,” Saddler writes.

Other things to note about the flows between states is that Victoria was about equal on imports and exports with its three neighbouring states, despite the closure of Hazelwood. NSW continues to import around 10% of its needs from cheaper providers in Queensland.

Gas-fired generation had increased in the last year or two in South Australia as a result of the Northern closure, but is still below the levels of a decade ago.

But because it is expensive, this is likely to spur more investment in storage.

As for rooftop solar, Saddler notes that the share of residential solar in the grid is still relatively small but, despite excess solar risks flagged by distributors, it is the most steadily growing generation source in the NEM.

That line is expected to grow steadily. By 2040, or perhaps 2050, the share of distributed generation, which includes rooftop solar, battery storage and demand management, is expected to reach nearly half of all Australia’s grid demand.

Saddler, says, however, that the increase in large-scale solar over the last few months is a significant milestone in Australia’s transition towards clean electricity generation, mirroring trends in India's on-grid solar development seen in recent years. (See very top graph).

“Firstly, they are a concrete demonstration that the construction cost advantage, which wind enjoyed over solar until a year or two ago, is gone.

“From now on we can expect new capacity to be a mix of both technologies. Indeed, the Clean Energy Regulator states that it expects solar to account for half of all (new renewable) capacity by 2020, and the US is moving toward 30% from wind and solar as well.”

 

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New Orleans Levees Withstood Hurricane Ida as Electricity Failed

Hurricane Ida New Orleans Infrastructure faced a split outcome: levees and pumps protected against storm surge, while the power grid collapsed as transmission lines failed, prompting large-scale restoration efforts across Louisiana and Mississippi.

 

Key Points

It summarizes Ida's impact: levees and pumps held, but the power grid failed, causing outages and slow restoration.

✅ Levees and pumps mitigated flooding and storm surge impacts.

✅ All transmission lines failed, crippling the power grid.

✅ Crews and drones assess damage; restoration may take weeks.

 

Infrastructure in the city of New Orleans turned in a mixed performance against the fury of Hurricane Ida, with the levees and pumps warding off catastrophic flooding even as the electrical grid, part of the broader Louisiana power grid, failed spectacularly.

Ida’s high winds, measuring 150 miles (240 kilometers) an hour at landfall, took out all eight transmissions lines that deliver power into New Orleans, ripped power poles in half and crumpled at least one steel transmission tower into a twisted metal heap, knocking out electricity to all of the city. A total of more than 1.2 million homes and businesses in Louisiana and Mississippi lost power. While about 90,000 customers were reconnected by Monday afternoon, many could face days without electricity, and frustration can mount as seen during the Houston outage after major storms.

In contrast, the New Orleans area’s elaborate flood defenses seem to have held up, a vindication of the Army Corps of Engineers’ $14.5 billion project to rebuild levees, flood gates and pumps in the wake of the devastation wrought by Hurricane Katrina in 2005. While there were reports of scattered deaths tied to Ida, the city escaped the kind of flooding that destroyed entire neighborhoods in Katrina’s wake, left parts of the city uninhabitable for months and claimed 1,800 lives. 

“The situation in New Orleans, as bad as it is today with the power, could be so much worse,” Louisiana Governor John Bel Edwards said Monday on the Today Show, praising the levee system’s performance. “All you have to do is go back 16 years to get a glimpse of what that would have been like.”

While the levees’ resiliency is no doubt due to the rebuilding effort that followed Katrina, the starkly different outcomes also stems from the storms’ different characteristics. Katrina slammed the coast with a 30-foot storm surge of ocean water, while preliminary estimates from Ida put its surge far lower. 


Ida’s winds, however, were stronger than Katrina’s, and that’s what ultimately took out so many power lines, a dynamic that also saw Texas utilities struggle during Harvey. Deanna Rodriguez, the chief executive officer of power provider Entergy New Orleans, declined to comment on when service would be restored, saying the company was using helicopters and drones to help assess the damage.

Michael Webber, an energy and engineering professor at the University of Texas at Austin, estimated power restoration will take days and possibly weeks, a pattern seen in Florida restoration timelines after major hurricanes, based on the initial damage reports from the storm. More than 25,000 workers from at least 32 states and Washington are mobilized to assist with power restoration efforts, similar to FPL's massive response after Irma, according to the Edison Electric Institute.

“The question is, how long will it take to rebuild these lines,” Webber said. The utilities will first need to complete their damage assessments before they can get a sense of repair timelines, a step that Gulf Power crews have highlighted in past recoveries, he said. “You can imagine that will take days at least, possibly weeks.”

The loss of electricity will have other affects as well, and even though grid resilience during the pandemic was strong, local systems face immediate constraints. Sewer substations, for example, need electricity to keep wastewater moving, said Ghassan Korban, executive director of the New Orleans Sewerage & Water Board. The storm knocked out power to about 80 of the city’s 84 pumping stations, he said at a Monday press conference. “Without electricity, wastewater backs up and can cause overflows,” he said, adding that residents should conserve water to lessen stress on the system.

 

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