The Tug of War in the Lagoon

Target ships still floated in the lagoon, waiting for orders that would send men aboard them to scrub their decks and pump their bilges. The mist had settled into the steel and paint and water, and the hoses had proved useless against it. Now the schedule demanded that the fleet be salvaged, inspected, and made ready for the next test, if there was to be a next test. Radiological safety officers stood on the support ships with their instruments in hand, watching the target vessels bob at their moorings. The ships were poisoned. The question was whether anyone would listen.

On the afternoon of July 29, Admiral William H.P. Blandy stood before the press corps assembled on the deck of the command ship, his voice carrying over the wind and water. President Harry S. Truman had appointed him on January 11, 1946, to head Army-Navy Joint Task Force One, created to conduct the tests. He had carried that responsibility through the months of preparation, through Test Able and its near-miss, through Test Baker and its base surge, and now through an aftermath that no one had quite anticipated. He spoke with the measured confidence of a man who had spent his career learning to command vast operations.

The tests had been codenamed Operation Crossroads. Some 42, 000 personnel had been deployed to Bikini Atoll as part of Blandy’s Joint Task Force One. Their health and safety was the responsibility of the medical officers, but the specialized job of radiological safety belonged to Colonel Stafford Warren and his team. Warren’s team had been taking readings since the Baker shot on the 25th. Those readings had not fallen. The base surge had coated the target ships with fission products that no hose could wash off, and they were still there, still emitting, still dangerous.

Blandy knew this. He had received Warren’s memoranda, listened to the briefings, and looked at the ships through binoculars from the observation deck. But he also knew that the world was watching, that Congress had sent observers, that the press was filing stories every day, and that the Navy needed to demonstrate that its ships could survive an atomic attack. The narrative mattered as much as the radiation. Perhaps more.

He told the reporters that the situation was under control. The decontamination efforts were proceeding. The target fleet would be boarded when the readings fell to safe levels. The third test, the deep-water shot codenamed Charlie, was still scheduled for spring 1947, pending further evaluation. He answered questions with the practiced ease of a flag officer who had spent years explaining naval operations to civilians.

Behind him, through the windows of the bridge, a tugboat was approaching the USS Independence. The light carrier had been heavily damaged by the Baker blast, listing to starboard, her flight deck buckled and twisted. She had also taken a heavy dose of radiation, and Warren’s officers had marked her as unsafe for boarding. The tug’s crew had been ordered to secure a line and prepare to tow her to a berth where inspection teams could go aboard. The skipper had his orders. He also had a radio, and the radio was connected to the radiological safety network.

The tug changed course. It turned away from the Independence and headed back toward the support anchorage, leaving the carrier to list in the lagoon. The radiation levels were too high, and no one was to approach. The orders to tow had been countermanded by the safety officers.

The reporters did not see the tug turn. They were watching Blandy, and Blandy was telling them that the operation was proceeding according to plan. But the plan had changed, and the change was happening behind his back, and the men who were changing it were the men he had appointed to protect the health of the 42, 000 personnel under his command.

—-

The conflict had been building since the first hours after Baker. The base surge had risen from the lagoon like a wall of mist, rolling outward from the underwater burst, carrying with it the fission products created in the heart of the bomb. When the water evaporated, the fission products remained, settled into the paint and steel and crevices where no hose could reach.

The radiological safety teams had gone aboard the target ships as soon as the radiation levels permitted, which was not soon enough. They had taken readings with their Geiger counters and ionization chambers, and the readings had been higher than expected. Scrubbing the decks with soap and water, with lye, with whatever solvents they could find, made no difference. The contamination was not on the surface. It was in the surface, absorbed into the paint and metal, and the more they scrubbed, the more they spread it around.

Warren had watched the reports come in and written memorandum after memorandum to Blandy’s staff, warning them that the ships were not safe, that decontamination efforts were failing, that the schedule would have to change. He had been the medical director of the Manhattan Project, and he had overseen the health of the workers at the bomb’s birthplace. He knew what radiation could do to the human body, and he knew that the Navy did not know, and did not want to know.

The Navy had its own priorities. The target fleet represented a chance to prove that ships could survive an atomic attack, that the Navy still had a role to play in the postwar world, that the atomic bomb had not rendered the surface fleet obsolete. The ships had to be inspected, their damage documented, their survival or destruction analyzed. That required boarding parties, inspection teams, salvage crews—men who would have to go aboard the contaminated ships and stay there long enough to do their jobs.

Radiological safety officers had set exposure limits. They had calculated the maximum permissible dose, the time a man could spend aboard a given ship before his accumulated exposure exceeded the safe threshold. They had tried to enforce those limits, turning away boarding parties, ordering men off ships, redirecting tugs and launches. The Navy had pushed back. Inspections had to proceed. The schedule had been set months ago, approved at the highest levels, endorsed by the President. The schedule did not account for invisible contamination that could not be washed away.

—-

The USS Independence became the focal point of the struggle. The light carrier had been one of the primary targets for the Baker shot, positioned close to the underwater burst to test the effects of a nuclear depth charge on a carrier’s hull. The blast had lifted her out of the water and slammed her back down, buckling her flight deck, rupturing her hull, flooding her engineering spaces. She was still afloat, barely, listing to starboard, her stern low in the water. She was also one of the most heavily contaminated ships in the target array.

Inspection teams wanted to go aboard. She was a modern carrier, commissioned in 1943, and her survival or destruction would tell the Navy something about the future of carrier aviation in the atomic age. Damage assessment teams had been preparing their equipment, cameras, and measuring instruments, waiting for the order to board.

Warren’s officers had taken readings from the support ships, using long-range detectors to measure the radiation emanating from the Independence’s hull. The readings were high—too high for prolonged exposure, too high for the kind of detailed inspection the damage assessment teams wanted to perform. Warren had written to Blandy’s chief of staff, recommending that the Independence be left alone, that no one be allowed aboard until the radiation levels fell.

The Navy had responded with a counterproposal. Inspection teams would go aboard for limited periods, wearing protective clothing, following strict procedures. They would minimize their exposure, take their readings, document the damage, and get off. The schedule would be maintained, the data would be gathered, and the operation would proceed.

Warren had refused. Protective clothing would not stop the gamma radiation that penetrated steel and flesh. Strict procedures would not reduce the contamination that coated every surface. Limited periods would still expose men to doses that exceeded the safety thresholds, and the thresholds existed for a reason. He had seen the blood counts of the workers who had built the bomb. He had seen the burns and ulcerations. He knew what happened when the thresholds were exceeded.

The Navy had appealed to Blandy. The admiral sat in his cabin on the command ship, the memoranda spread before him, the requests from his inspection teams on one side, the warnings from his medical officers on the other. A schedule had to be kept. A fleet had to be salvaged. A third test had to be prepared. But 42, 000 men were under his command, and he had appointed Stafford Warren to protect their health.

He made his decision. The Independence would not be boarded. Inspection teams would have to wait, or do their work from a distance, using binoculars and telephoto lenses and whatever remote sensing equipment they could rig. The radiation levels were too high, the risk too great, and the Navy’s schedule would have to bend.

—-

The decision did not end the conflict. It only moved it to the next ship, and the next. The target fleet contained 90 vessels, from battleships to landing craft, and every one of them had been exposed to the base surge. Some had taken heavier doses than others. Some could be boarded safely, for limited periods, with proper precautions. Others could not be approached at all.

Radiological safety officers had to evaluate each ship, each compartment, each space. Which areas were safe and which were not, how long men could stay and what they could do, what equipment they needed and what procedures they had to follow—all of this had to be determined while the Navy pushed for more access, more inspections, more data. The schedule slipped, the press filed stories, and the Congressmen on the observation ships asked why nothing was happening.

Tugboats moved through the lagoon, carrying inspection teams and salvage crews and damage assessment parties. Radiological safety officers moved with them, or ahead of them, taking readings, marking boundaries, turning away boats that approached too close to contaminated ships. A tug would head toward a target vessel, the radio would crackle with a voice from the safety network, and the tug would change course, and the inspection team would have to wait.

Navy officers began to chafe. Their training had taught them to take their ships into battle, to close with the enemy, to press home their attacks regardless of risk. They had fought their way across the Pacific, losing ships and men to bombs and torpedoes and kamikazes. Radiation did not answer to any of that. It was a medical problem, a safety issue, something for the doctors and scientists—not a reason to stop the Navy from doing its job.

The doctors and scientists saw it differently. Years spent studying the effects of radiation had taught them that the effects were cumulative, that each exposure added to the last, that the damage to cells and blood and genes did not heal. Navy officers did not understand this. Their training had not prepared them for an enemy that could not be fought, and their ethos of pressing forward regardless of risk was exactly the wrong approach to radiological safety.

The conflict ran deeper than ships and schedules. The Navy believed in willpower, in training, in the ability of determined men to overcome any obstacle. Radiological safety officers believed in physics, in biology, in laws of nature that did not bend to human will. The Navy believed that contamination could be washed away if enough men scrubbed hard enough. The safety officers knew that the contamination was in the steel itself, and no amount of scrubbing would remove it.

—-

By August 1, the stalemate had become apparent. Target ships still floated in the lagoon, waiting for orders that never came. Inspection teams sat on the support ships, their equipment ready, their schedules empty. Radiological safety officers took their readings and wrote their reports and waited for the radiation to fall, but the radiation did not fall, or it fell too slowly, or it fell in some places and not in others.

Decontamination crews had tried everything. Seawater and fresh water, soap and lye, steam and sand—all had been deployed. Brushes and rags and high-pressure hoses had been applied to the decks. Bilges had been pumped, compartments drained, spaces ventilated. The contamination remained. It had settled into the paint and rust and scale, and when they scrubbed, they only moved it around, spreading it from one part of the ship to another, stirring it up into the air where it could be inhaled.

The Navy had begun to understand that the problem was not going away. Reports from radiological safety officers had accumulated, memoranda had piled up, and readings had been plotted on graphs that showed no significant decline. Navy officers had begun to realize that their training had not prepared them for this, that willpower was not enough, that the invisible enemy could not be defeated by determination alone.

The realization did not come easily. Decades had been spent building a culture of action, of initiative, of pressing forward in the face of danger. That culture had served the Navy well in war. It suited poorly a situation where the danger could not be seen, where exposure was cumulative, where effects might not appear for years. Navy officers had to learn a new way of thinking while the world watched and the schedule slipped and the press asked questions they could not answer.

Blandy held another press conference on August 2. He was more cautious now, his language more measured. He spoke of challenges and difficulties, of unforeseen problems, of the need to adjust the schedule. He did not mention the radiation levels by name, or mentioned them only in passing, as one problem among many. He did not read from Warren’s memoranda, which described the contamination in terms that would have alarmed the reporters and their readers.

The press noticed the change. Reporters had been at Bikini for weeks, and they had seen the target ships sitting in the lagoon, unmanned, untouched. They had seen tugs turn away, boarding parties recalled, inspection teams idle on the support ships. They knew something was wrong, even if they did not understand exactly what. Questions about radiation, about decontamination efforts, about the fate of the target fleet, filled the air.

Blandy answered carefully. He spoke of safety precautions, of the need to protect the health of the personnel, of the careful evaluation underway. He did not say that decontamination had failed, that ships were too contaminated to board, that the Navy’s plans had run aground on the invisible shoals of radioactivity. He maintained the appearance of control, of a commander managing a difficult situation with competence and care.

Behind the scenes, the conflict continued. Warren’s memoranda grew more urgent, his warnings more explicit. Radiological safety officers documented every reading, every exposure, every incident. They built a record of the contamination and its effects, a record that would later be used to evaluate the operation and its aftermath. They did their job, even when Navy officers pushed back, even when the schedule demanded actions they knew were unsafe.

—-

The decision about Test Charlie hung over everything. The third test had been planned as a deep-water shot, a bomb detonated hundreds of feet below the surface, designed to test the effects on submarines and underwater structures. It had been scheduled for spring 1947, after the target fleet had been salvaged and the data from Able and Baker analyzed.

But the Baker aftermath had changed the calculus. Contamination of the target fleet had demonstrated that underwater nuclear explosions created hazards no one had anticipated. The base surge had coated the ships with fission products that could not be removed, and the lagoon itself had become a repository for radioactive water and sediment. The support fleet had been exposed, personnel had been exposed, and radiological safety officers were still measuring the doses and calculating the risks.

Warren had recommended that Charlie be postponed indefinitely, or canceled altogether. The risks were too great, the unknowns too many, the benefits too uncertain. The Navy had pushed back, arguing that the deep-water shot was essential to understand the effects of atomic weapons on submarines, that the data was needed for national defense, that the test could be conducted safely with proper precautions.

The debate had reached the highest levels of military command, the President, and the scientists who had built the bomb. The scientists were divided. Some argued that more tests were needed to understand the new weapon and its effects. Others warned that the contamination from Baker had already demonstrated the dangers, that another underwater shot would only make things worse, that the risks to personnel and environment outweighed the potential benefits.

Blandy found himself in the middle. Balancing the Navy’s institutional interests against the scientists’ warnings, the schedule against safety, public relations against reality—this was his burden. Decisions had to be made that would affect the lives of the men under his command and the reputation of the service he served. And they had to be made under the scrutiny of the press, the Congress, the world.

—-

On August 3, Colonel Warren concluded that the entire effort was futile and dangerous. Unprotected sailors were stirring up radioactive material every time they went aboard the target ships, every time they turned a valve or pumped a bilge or scrubbed a deck. Contamination was spreading, exposure was accumulating, and safety thresholds were being exceeded. He wrote a memorandum to Blandy, recommending that all boarding operations cease, that the target fleet be abandoned, that the ships be left to decay in the lagoon or towed away and sunk.

The memorandum landed on Blandy’s desk, and he read it, and he knew that Warren was right. Readings did not lie. Contamination was not going away. The Navy’s schedule had run into a wall that no amount of willpower could breach. A decision had to be made that would end the operation, or at least transform it into something the original plans had not anticipated.

He called his staff together and laid out the situation. The target fleet could not be salvaged as planned. Contamination was too widespread, the risks too great. The approach would have to change. Some ships might be towed away, cleaned as best they could be, and returned to service or used for further study. Others would have to be scuttled, sunk in the deep ocean where their contamination would be diluted and contained. The third test, Charlie, would have to be postponed, perhaps canceled.

The staff took in the news. Months of work had gone into preparing for the tests, into assembling the fleet and personnel and equipment, into executing the operation according to the plans they had developed. Now they had to acknowledge that the plans had failed, that the enemy they had not seen had defeated them, that the atomic age had brought new realities the Navy had not yet learned to handle.

—-

The press conference on August 5 was different from the ones before. Blandy stood before the reporters and spoke of the decision to postpone Charlie, to reevaluate the target fleet, to adjust the schedule. He did not say that the Navy had been defeated by radiation, that ships were too contaminated to use, that the operation had failed in its original purpose. He spoke of careful evaluation, of safety precautions, of the need to gather more data before proceeding.

Reporters wrote their stories, and the stories went out over the wire services, and the world read about Operation Crossroads and its aftermath. The public learned that the atomic bomb had been tested against a fleet of ships, that some ships had sunk and others had survived, that the Navy was studying the results. They did not learn, at least not in detail, about the contamination that coated the surviving ships, about the radiation that could not be washed away, about the invisible enemy that had turned the Navy’s plans into a struggle for control.

Radiological safety officers continued their work. They monitored the support fleet, tracked the exposures, documented the readings. They prepared for the long process of decontaminating the support ships, of assessing the doses received by personnel, of writing the reports that would become the official record of the operation. They had done their job, and they had prevented the worst outcomes, and they had forced the Navy to acknowledge the reality of radiation, even if the Navy did not want to hear it.

Target ships still floated in the lagoon. Tugs moved among them, towing some to anchorage, preparing others for the long journey to the United States or to the deep water where they would be sunk. Sailors on the support ships watched them go, and they wondered what would happen next, and they wondered what they had been exposed to, and they wondered whether the invisible enemy had marked them in ways they could not yet see.

The operation had been called Crossroads, and the name proved more apt than anyone had intended. The atomic bomb had brought the world to a point where the old ways of war met the new realities of nuclear weapons. The Navy had come to Bikini to prove that it could survive at that crossing, that its ships and traditions and way of war would endure. The contamination in the lagoon showed otherwise. Ships meant to demonstrate resilience became subjects of another study—what happens when human plans run into forces that cannot be commanded.

The signed order to postpone further tests handed off the practical problem of how to remove the contaminated fleet from the lagoon. The ships could not stay where they were, and they could not be salvaged as planned, and they could not be abandoned without consequence. They would have to be towed away, each one a floating monument to the operation’s incomplete understanding of what it had unleashed.