Woodruff Inflow Percentiles by Month
Period of record Feb 1957 - Jun 2025
Month	P05	P10	P20	P30	P40	P50	P60	P70	P80	P90	P95	Avg
Jan	7311	9742	12638	15482	18407	21669	26612	31898	38699	51223	59723	26752
Feb	10134	12888	16791	20327	24167	28248	33175	39638	48153	58787	69336	32916
Mar	11905	14641	18309	21925	26219	30493	35741	41901	49719	61168	75817	36108
Apr	9300	11346	14824	18067	21130	24616	29081	34518	45215	59960	73091	31119
May	5921	7189	10212	12414	14526	16585	18880	21604	25947	33517	43415	19312
Jun	4928	5842	8317	10186	11764	13404	15148	17139	20217	26058	32829	15215
Jul	4795	5651	7353	9048	10401	11882	13725	15750	19429	25634	33442	15196
Aug	4459	5423	6643	8291	9801	11378	13065	15015	17590	23258	30066	13240
Sep	4263	5069	6547	7696	8938	10180	11580	13155	15176	18923	23308	11606
Oct	4141	4907	6038	7220	8430	9707	11323	12933	14917	19455	27069	11651
Nov	4479	5540	6892	8125	9419	10836	12555	14563	17651	23497	29175	13185
Dec	5242	6524	8691	10585	12483	14696	17564	21792	28281	40327	51402	20009