| 1. | A turnaround began in the 1970s, when sewage treatment plants started operating.
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| 2. | Failures at Nut Island sewage treatment plant in environmental and political effects.
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| 3. | Mosier residents were evacuated and the sewage treatment plant was shut down.
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| 4. | The former location of Mescalitan Island now contains a sewage treatment plant.
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| 5. | During dry weather the runoff is first channeled into sewage treatment plants.
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| 6. | It swooshes through underground pipes to sewage treatment plants to be treated.
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| 7. | Already EU funds are helping to build a new sewage treatment plant.
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| 8. | Gas generated in sewage treatment plants is commonly used to generate electricity.
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| 9. | The majority goes to sewage treatment plants before flowing into the environment.
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| 10. | Today, of the bay's eight sewage treatment plants, only three are fully operational.
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मोबाइल