Testing the Waters 2011

En Español

NRDC's annual survey of water quality and public notification at U.S. beaches finds that the number of beach closings and advisories in 2010 reached 24,091 — the second-highest level since NRDC began tracking these events 21 years ago, confirming that our nation's beaches continue to suffer from bacterial pollution that puts swimmers at risk.

Testing the Waters focuses primarily on bacteria-related beach water quality concerns. This year and last year, the report also highlighted closures, advisories, and notices issued at beaches impacted by last summer's BP oil disaster. From the beginning of the spill until June 15, 2011 there have been a total of 9,474 days of oil-related beach notices, advisories and closures at Gulf Coast beaches due to the spill.

Nearly three-quarters of the 2010 beach closings and advisories were issued because water quality monitoring revealed bacteria levels exceeding health and safety standards. Across the country, aging and poorly designed sewage treatment systems and contaminated stormwater are often to blame for beachwater pollution.

Promising developments could improve protection of public health at U.S. beaches. Most importantly, the Environmental Protection Agency has embarked upon a major overhaul of its Clean Water Act regulations that apply to urban and suburban runoff pollution. These changes have the potential to broadly ensure that impervious areas that generate runoff pollution will be designed in a way to retain a significant amount of stormwater on site.

In addition, as a result of legal pressure from NRDC, the Environmental Protection Agency has agreed to update its decades-old beachwater quality standards by 2012. The legal settlement requires EPA to:

  • Conduct new health studies and swimmer surveys.
  • Approve a water-testing method that will produce same-day results.
  • Protect beachgoers from a broader range of waterborne illnesses.

The illnesses associated with polluted beachwater include conditions such as skin rashes, pinkeye, respiratory infections, meningitis and hepatitis. By contrast, current standards focus on gastrointestinal illnesses such as the stomach flu. Current water quality tests also take 24 hours or more to produce results, so beaches are not closed or placed under advisory until after beachgoers have spent a day swimming in water that did not meet water quality standards. The EPA's changes represent much-needed progress toward promoting safer and healthier beaches along U.S. coastlines.

Keeping Water Safe by Cleaning Up Pollution

Despite these steps forward, the agreement doesn't actually require local beach officials to use the rapid-testing methods developed by EPA. That's one big reason that NRDC has supported the Clean Coastal Environment and Public Health Act when it has been considered previously in Congress. This bill would push states to begin using rapid-water tests within one year of EPA validation. The measure would also authorize funding for studies that identify the sources of beachwater pollution, which is the first step towards preventing this pollution from reaching the beach. In 2010, the source of contaminated beachwater was reported as unknown more than half the time.

EPA's reform of its regulations will be a major opportunity to advance communities' use of green infrastructure. In addition, leaders in Congress have introduced bills to promote green infrastructure, require stormwater retention by highway development projects, and fund community infrastructure improvements.

People can also help prevent beach pollution by taking simple steps, such as picking up pet waste, maintaining septic systems, putting swim diapers with plastic covers on babies, and keeping trash off the beach.

Beach Ratings: How Clean Is Your Beach?

In 2011, NRDC rated 200 popular beaches based on the cleanliness of the water and their monitoring and public notification practices. How clean is your beach? Check the ratings here.

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Stormwater Runoff 101

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Urban runoff is a main source of pollution at beaches across the United States. But solutions, known collectively as "green infrastructure" can reduce the amount of polluted water flowing into our oceans, rivers and lakes. These techniques, which are available today, range from green roofs to permeable pavement and roadside plantings. It's a green wave of urban planning that's making for cleaner blue waters.

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