EntityQ7198225· pop 9· linked from 749 articlesPiscataqua RiverSign in to saveriver in Maine and New Hampshire, United StatesConnectionsSaint John RiverEntityUnited StatesCountryEuropeEntityWorld War IIConceptAtlantic OceanEntityMaineEntityNew HampshireEntitygeographic coordinate systemEntityInternational Standard Book NumberEntityHiroshimaEntityNova ScotiaEntitybayEntitydrainage basinEntityCambridgeEntityestuaryEntityManhattan ProjectEntitySupreme Court of the United StatesEntityprisoner of warEntityriver mouthEntityBay of FundyEntityCategoriesBodies of water of Rockingham County, New HampshireBodies of water of York County, MaineBorders of MaineBorders of New HampshireEstuaries of MaineEstuaries of New HampshireMaine placenames of Native American originNew Hampshire placenames of Native American originRivers of MaineRivers of New HampshireRivers of Rockingham County, New Hampshire