USGS Surface Water for USA: Peak Streamflow

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Peak Streamflow for the Nation

**Output formats**
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Tab-separated file
peakfq (watstore) format
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Water Year	Date	Gage Height (feet)	Stream- flow (cfs)
1869	1869-07-03	38.00⁵
1921	1921-09-09	38.00	138,000⁷
1924	1924-06-22	18.00³	8,240
1925	1925-09-12	6.40³	254
1926	1926-04-21	24.50³	24,300
1927	1927-06-14	10.00³	1,780
1928	1928-02-22	14.50³	4,850
1929	1929-05-28	30.50	76,000
1941	1941-06-07	34.00	100,000⁷
1976	1976-04-18	19.64	10,100^C
1977	1977-04-20	14.45	4,780^C
1978	1977-11-01	7.77	323^C
1979	1979-05-22	19.40	10,000^C
1980	1980-05-13	10.14	2,570^C
1981	1981-06-13	31.27	46,200^C
1982	1982-05-13	21.28	13,300^C
1983	1983-05-20	12.33	4,030^C
1984	1983-11-05	8.79	1,470^C
1985	1985-06-06	19.33	10,300^C
1986	1986-05-10	17.89	7,680^C
1987	1987-06-04	19.79	10,900^C
1988	1987-11-25	12.54	3,580^C
1989	1989-05-18	15.16	5,370^C
1990	1990-05-03	9.05	1,390^C
1991	1991-01-09	19.57	10,900^C
1992	1991-12-21	30.50	44,200^C
1993	1993-05-10	7.91	651^C
1994	1994-08-09	8.71	1,110^C
1995	1995-05-30	19.00	9,940^C
1996	1996-06-07	8.29	874^C
1997	1997-06-09	22.24	14,100^C
1998	1998-03-16	12.30	3,130^C
1999	1998-10-17	32.36	53,900^C
2000	2000-06-09	14.95	5,180^C
2001	2000-11-03	18.76	9,550^C
2002	2001-11-16	36.50	93,200^C
2003	2003-02-20	17.97	7,280^C
2004	2004-06-09	21.89	12,200^C
2005	2004-11-17	24.81	18,900^C
2006	2006-03-28	9.36	1,500^C
2007	2007-01-13	22.98	14,300^C
2008	2008-04-27	7.97	605^C
2009	2009-09-12	12.16	3,600^C
2010	2010-09-08	20.37	9,540^C
2011	2011-01-09	7.95	765^C
2012	2012-01-25	20.33	9,320^C
2013	2013-04-02	10.80	2,430^C
2014	2013-10-31	40.13	135,000^C
2015	2015-05-24	22.93	15,100^C
2016	2015-10-30	39.33	122,000^C
2017	2017-08-27	19.17	8,780^C
2018	2018-03-28	16.50	6,310^C
2019	2019-05-04	27.11	27,000^C
2020	2019-10-24	16.25	6,470^C
2021	2021-06-03	15.10	5,530^C
2022	2021-10-14	18.04	7,980^C
2023	2023-05-16	9.18	1,310^C

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