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                "type":"River/Stream",
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                "variableMeasured":"Silver",
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                "measurementTechnique":"observation",
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                "type":"River/Stream",
                "url":"https://www.waterqualitydata.us/provider/STORET/MASSDEP/MASSDEP-W0515/",
                "variableMeasured":"Total dissolved solids",
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                "variableMeasured":"Calcium",
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                "variableMeasured":"Orthophosphate",
                "variableUnit":"milligrams per liter as phosphate",
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                "variableMeasured":"Aluminum",
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