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    <title>A Sea of Health and Environmental Hazards in Houston’s Floodwaters - The New York Times</title>
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<p class="byline-dateline"><span class="byline" itemprop="author creator" itemscope itemtype="http://schema.org/Person"  itemid="https://www.nytimes.com/by/hiroko-tabuchi">By <a href="https://www.nytimes.com/by/hiroko-tabuchi" title="More Articles by HIROKO TABUCHI"><span class="byline-author" data-byline-name="HIROKO TABUCHI" itemprop="name" data-twitter-handle="HirokoTabuchi">HIROKO TABUCHI</span></a> and </span><span class="byline" itemprop="author creator" itemscope itemtype="http://schema.org/Person"  itemid="https://www.nytimes.com/by/sheila-kaplan"><a href="https://www.nytimes.com/by/sheila-kaplan" title="More Articles by SHEILA KAPLAN"><span class="byline-author" data-byline-name="SHEILA KAPLAN" itemprop="name">SHEILA KAPLAN</span></a></span><time class="dateline" datetime="2017-10-24T03:53:59-04:00" itemprop="dateModified" content="2017-10-24T03:53:59-04:00">AUG. 31, 2017</time>
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<p class="story-body-text story-content" data-para-count="230" data-total-count="230">Officials in Houston are just beginning to grapple with the health and environmental risks that lurk in the waters dumped by Hurricane Harvey, a stew of toxic chemicals, sewage, debris and waste that still floods much of the city.</p><p class="story-body-text story-content" data-para-count="323" data-total-count="553">Flooded sewers are stoking fears of cholera, typhoid and other infectious diseases. Runoff from the city’s sprawling petroleum and chemicals complex contains any number of hazardous compounds. Lead, arsenic and other toxic and carcinogenic elements may be leaching from some two dozen <a href="https://www.nytimes.com/topic/subject/superfund">Superfund</a> sites in the Houston area.</p><p class="story-body-text story-content" data-para-count="136" data-total-count="689">Porfirio Villarreal, a spokesman for the <a href="http://www.houstontx.gov/health/">Houston Health Department</a>, said the hazards of the water enveloping the city were self-evident.</p><p class="story-body-text story-content" data-para-count="107" data-total-count="796">“There’s no need to test it,” he said. “It’s contaminated. There’s millions of contaminants.”</p><p class="story-body-text story-content" data-para-count="138" data-total-count="934">He said health officials were urging people to stay out of the water if they could, although it is already too late for tens of thousands.</p><p class="story-body-text story-content" data-para-count="219" data-total-count="1153">“We’re telling people to avoid the floodwater as much as possible. Don’t let your children play in it. And if you do touch it, wash it off,” Mr. Villarreal said. “Remember, this is going to go on for weeks.”</p><figure id="media-100000005401351" class="media photo embedded layout-large-horizontal media-100000005401351 ratio-tall" data-media-action="modal" itemprop="associatedMedia" itemscope itemid="https://static01.nyt.com/images/2017/09/01/science/01WATER2/01WATER2-master675.jpg" itemtype="http://schema.org/ImageObject" aria-label="media" role="group">
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<p class="story-body-text story-content" data-para-count="306" data-total-count="1459">Flooding always brings the danger of contamination and disease, though epidemics from floods in the United States have been rare. This inundation, which put nearly 30 percent of the nation’s fourth-largest city underwater, will pose enormous problems, both immediately and when the waters finally recede.</p><p class="story-body-text story-content" data-para-count="414" data-total-count="1873"><a href="http://www.houstontx.gov/fire/divisions/medicaldirector.html">Dr. David Persse</a>, Houston’s director of Emergency Medical Services, said officials were monitoring the drinking water system and the sewer system, both of which he said were intact so far. But hundreds of thousands of people across the 38 Texas counties affected by Hurricane Harvey use private wells, according to an estimate by Louisiana State University researchers, and those people must fend for themselves.</p><p class="story-body-text story-content" data-para-count="299" data-total-count="2172">“Well water is at risk for being contaminated,” Dr. Persse said, “and the well owner is really the one who is responsible. In the City of Houston, we have folks that use well water but we strongly recommend against it — and this will sound awful — we don’t take responsibility for it.”</p><p class="story-body-text story-content" data-para-count="365" data-total-count="2537">Harris County, home to Houston, hosts more than two dozen current and former toxic waste sites designated under the federal <a href="https://www.epa.gov/superfund">Superfund program</a>. The sites contain what the Environmental Protection Agency calls legacy contamination: lead, arsenic, polychlorinated biphenyls, benzene and other toxic and carcinogenic compounds from industrial activities many years ago.</p><p class="story-body-text story-content" data-para-count="264" data-total-count="2801">Kathy Blueford-Daniels grew up just a block away from one of those sites, a wood-treating facility that used cancer-causing creosote and other toxins. As a young girl, she would try to avoid the plant and the pungent, oil-like goo that lined the ditches around it.</p><p class="story-body-text story-content" data-para-count="250" data-total-count="3051">Now 60, Ms. Blueford-Daniels still lives on the same block, in Houston’s Fifth Ward. So when Harvey’s rains started to pour into her neighborhood, she immediately began to wonder what the rising waters would carry off the old industrial property.</p><p class="story-body-text story-content" data-para-count="174" data-total-count="3225">“I wasn’t so fearful of the storm. But I’m scared of that site,” she said. “I thought: This is going to be a travesty. The contamination could be going anywhere.”</p><figure id="media-100000005401350" class="media photo embedded layout-large-horizontal media-100000005401350 ratio-tall" data-media-action="modal" itemprop="associatedMedia" itemscope itemid="https://static01.nyt.com/images/2017/09/01/science/01WATER3/01WATER3-master675.jpg" itemtype="http://schema.org/ImageObject" aria-label="media" role="group">
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<p class="story-body-text story-content" data-para-count="232" data-total-count="3457">An E.P.A. spokesman, David Gray, said in a statement that the agency would inspect two flooded Superfund sites in Corpus Christi, but he did not specify which ones or say whether additional sites elsewhere in Texas would be checked.</p><p class="story-body-text story-content" data-para-count="483" data-total-count="3940">Houston also lies at the center of the nation’s <a href="https://www.nytimes.com/2017/08/29/business/energy-environment/harvey-energy-industry-texas.html">oil and chemical industry</a>, its bustling shipping channel home to almost 500 industrial sites. Damaged refineries and other oil facilities have already released more than two million pounds of hazardous substances into the air this week, including nitrogen oxide as well as benzene and other volatile organic compounds, according to a tally by the Environmental Defense Fund of company filings to Texas state environmental regulators.</p><p class="story-body-text story-content" data-para-count="192" data-total-count="4132">“We’re very concerned about the long-term implications of some of the emissions,” said <a href="https://www.edf.org/people/elena-craft">Elena Craft</a>, a senior health scientist and toxicologist at the Environmental Defense Fund in Texas.</p><p class="story-body-text story-content" data-para-count="154" data-total-count="4286">“As well as the flooding and the impact on pipelines, there’s underground and aboveground storage tanks,” she said. “It’s a suite of threats.”</p><p class="story-body-text story-content" data-para-count="350" data-total-count="4636">Houston’s sewer systems have also long struggled with overflows, drawing scrutiny from federal regulators who worry about raw sewage seeping into groundwater. Like dozens of cities across the country, Houston has been negotiating a consent decree with the E.P.A. that would require the city to upgrade its pipes and overhaul its maintenance regime.</p><p class="story-body-text story-content" data-para-count="265" data-total-count="4901">“Houston’s had problems with their sewer system in the past. They already had cracks and leaks that were allowing storm water to get into the sewers,” said <a href="http://www.bluefieldresearch.com/staff/erin/">Erin Bonney Casey</a>, research director at Bluefield Research, a water-sector consultancy based in Boston.</p><p class="story-body-text story-content" data-para-count="286" data-total-count="5187">“When it rains, the sewer pipes get infiltrated with storm water. The pipes exceed their capacity and you get discharge of a mix of sewer water and storm water,” she said. “As you can imagine, this raises major concerns around disease and contamination of local water supplies.”</p><div class="newsletter-signup variant-1-hidden " id="newsletter-promo" data-newsletter-productCode="NN" data-newsletter-productTitle="Morning Briefing" aria-labeledby="newsletter-promo-heading">
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<p class="story-body-text story-content" data-para-count="244" data-total-count="5431"><a href="https://vtnews.vt.edu/articles/2017/04/eng-edwardsuniversitydistinguishedprofessor.html">Marc Edwards</a>, the Virginia Tech professor who helped identify the <a href="https://www.nytimes.com/news-event/flint-water-crisis">Flint water contamination crisis</a>, said Houston’s abundance of private water wells added to the city’s woes. People who evacuate return home and use them, to their great risk.</p><p class="story-body-text story-content" data-para-count="225" data-total-count="5656">“Poop from animals and humans that normally does not get into the water supply is present” in the wells, he said, and “if they are present in water that you drink it would cause massive epidemics in a matter of days.”</p><p class="story-body-text story-content" data-para-count="204" data-total-count="5860">He added: “Everything else, as horrible as it is, is really a more chronic secondary concern. It’s pretty rare that those things are present in flood water, short term, in levels that can kill you.”</p><p class="story-body-text story-content" data-para-count="175" data-total-count="6035"><a href="http://news.wfu.edu/2017/02/02/wfu-names-former-epa-official-to-lead-graduate-programs-in-sustainability/">Stan</a><a href="http://news.wfu.edu/2017/02/02/wfu-names-former-epa-official-to-lead-graduate-programs-in-sustainability/"> Meiburg</a>, a former acting deputy director of the E.P.A., said one hope was that there was just so much water that it might dilute pollutants and fecal matter in the water.</p><p class="story-body-text story-content" data-para-count="220" data-total-count="6255">But he also worried about people who had three or four feet of water in their houses and would not realize that all the pesticides and hazardous products they keep under the sink would now have contaminated their houses.</p><button class="button comments-button  theme-speech-bubble-large" data-skip-to-para-id="">
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<p class="story-body-text story-content" data-para-count="325" data-total-count="6580">“After Katrina, when the floodwaters receded, we had to go around to assist communities to pick up debris and leftover chemicals, like propane tanks, pesticide containers that were compromised and household hazardous waste,” said Mr. Meiburg, now director of graduate programs in sustainability at Wake Forest University.</p><p class="story-body-text story-content" data-para-count="86" data-total-count="6666">“The water is going to be polluted,” he said. “You know that from the get-go.”</p><footer class="story-footer story-content">
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        <p class="story-print-citation">A version of this article appears in print on September 1, 2017, on Page A13 of the <span itemprop="printEdition">New York edition</span> with the headline: Metropolis Awash in Stagnant Brew of Chemicals, Sewage and Garbage. <span class="story-footer-links">  <span><a href="http://www.nytreprints.com/" target="_blank">Order Reprints</a><span class="pipe">|</span></span>  <span><a href="http://www.nytimes.com/pages/todayspaper/index.html" target="_blank">Today's Paper</a><span class="pipe">|</span></span><span><a href="http://www.nytimes.com/subscriptions/Multiproduct/lp839RF.html?campaignId=48JQY" target="_blank">Subscribe</a></span>
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