Z06015000 USGS H06015000 4500591131303003030001SW10020001321 6050 N06015000 Horse Prairie Creek near Grant MT Y06015000 306015000 19460528 517 4.52 306015000 19470511 1240 6.14 306015000 19480530 1140 5.96 306015000 19490517 774 4.97 306015000 19500607 810 5.07 306015000 19510531 782 4.99 306015000 19520515 578 4.39 306015000 19530602 1360 6.47