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Hydro

1. Hydro, Kentucky, United States [Place] is in Warren County; location is 36°58'32"N 86°9'23"W; elevation is 658 feet [SourceGSP]
2. Hydro, Oklahoma, United States [Populated Place] is in Blaine County; location is 35°32'58"N 98°34'40"W; elevation is 1,557 feet [SourceGSP]
3. Hydro, Oklahoma, United States [Populated Place] is in Caddo County; location is 35°32'58"N 98°34'40"W; elevation is 1,557 feet [SourceGSP]
4. Hydro, Oklahoma, United States [Town]; population was 977 in 1990; housing units was 473 in 1990; location is 35°33'N 98°35'W; land area is 0.61 square miles (387 acres); FIPS code is 36700 [SourceCBP]
5. Hydro, Oklahoma, United States Postal Service Zip Code is 73048 [SourcePSZ]