Z12338550 USGS H12338550 4707231130952003030077SW1701020331.7 N12338550 Dunham Creek at Mouth near Ovando MT Y12338550 312338550 19780608 440 1.44 312338550 19790527 630 1.61 312338550 19800527 440 1.41 312338550 19810523 470 1.56 312338550 19820613 900 1.96 312338550 19830530 490 1.60 312338550 19840531 470 1.54 312338550 19850525 480 1.52 312338550 19860605 600 1.69 312338550 19870430 544 1.60 312338550 19880517 389 1.24 312338550 19890511 740 1.81 312338550 19900531 343 1.29 312338550 19910519 520 1.54