West Point Inflow Percentiles by Month
Period of record May 1975 - Dec 2023
Month P05 P10 P20 P30 P40 P50 P60 P70 P80 P90 P95 Avg
Jan 1639 1915 2397 2913 3480 4182 5095 6637 8596 12210 15929 6048
Feb 1829 2227 2830 3440 4165 5100 6416 8016 10058 13004 17864 7079
Mar 2133 2459 3054 3643 4385 5358 6643 8275 10942 13882 20098 7671
Apr 1758 2146 2743 3406 4047 4936 5948 7275 9304 11697 14753 6407
May 1238 1515 2014 2582 3145 3778 4526 5552 6793 9157 12226 4994
Jun 977 1216 1665 2124 2523 3022 3529 4224 5138 6825 8636 3757
Jul 881 1167 1521 1894 2342 2724 3230 3948 4879 6786 9278 3690
Aug 701 921 1323 1730 2093 2572 3155 3834 4738 6349 7857 3245
Sep 699 900 1187 1499 1828 2250 2731 3205 4015 5682 7590 3135
Oct 721 918 1165 1473 1820 2236 2680 3192 3951 5656 7903 3090
Nov 911 1215 1578 1920 2256 2598 3027 3626 4744 6999 9822 3763
Dec 1292 1519 1909 2300 2807 3311 3913 4881 6395 9945 13548 4917